diff --git a/source/ChromeDevTools/ChromeProcess.cs b/source/ChromeDevTools/ChromeProcess.cs
deleted file mode 100644
index 97181b30968a6fef3720d970bf6a217f33df84a3..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/ChromeProcess.cs
+++ /dev/null
@@ -1,59 +0,0 @@
-using Newtonsoft.Json;
-using Newtonsoft.Json.Linq;
-using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.IO;
-using System.Net;
-using System.Net.Http;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace MasterDevs.ChromeDevTools
-{
-    public class ChromeProcess : IChromeProcess
-    {
-        public DirectoryInfo UserDirectory { get; set; }
-
-        public Process Process { get; set; }
-
-        public string RemoteDebuggingUri { get; set; }
-
-        public void Dispose()
-        {
-            Process.Kill();
-            try
-            {
-                UserDirectory.Delete(true);
-            }
-            catch
-            {
-                Thread.Sleep(500);          // i'm being lazy because i'm tired
-                UserDirectory.Delete(true);
-            }
-        }
-
-        public async Task<string[]> GetSessions()
-        {
-            var remoteSessionUrls = new List<string>();
-            var webClient = new HttpClient();
-            var uriBuilder = new UriBuilder(RemoteDebuggingUri);
-            uriBuilder.Path = "/json";
-            var remoteSessions = await webClient.GetStringAsync(uriBuilder.Uri);
-            using (var stringReader = new StringReader(remoteSessions))
-            using (var jsonReader = new JsonTextReader(stringReader))
-            {
-                var sessionsObject = JToken.ReadFrom(jsonReader) as JArray;
-                foreach (var sessionObject in sessionsObject)
-                {
-                    var sessionUrl = sessionObject["webSocketDebuggerUrl"].GetSafeString();
-                    if (!String.IsNullOrEmpty(sessionUrl))
-                    {
-                        remoteSessionUrls.Add(sessionUrl);
-                    }
-                }
-            }
-            return remoteSessionUrls.ToArray();
-        }
-    }
-}
\ No newline at end of file
diff --git a/source/ChromeDevTools/ChromeProcessFactory.cs b/source/ChromeDevTools/ChromeProcessFactory.cs
index ba30cdccb5c20eeb723c66ad0271dcd439f1a535..a0076286de8b3cf12957f4365bcdd345e24f3d81 100644
--- a/source/ChromeDevTools/ChromeProcessFactory.cs
+++ b/source/ChromeDevTools/ChromeProcessFactory.cs
@@ -1,4 +1,5 @@
-using System.Diagnostics;
+using System;
+using System.Diagnostics;
 using System.IO;
 
 namespace MasterDevs.ChromeDevTools
@@ -14,12 +15,9 @@ namespace MasterDevs.ChromeDevTools
             var chromeProcessArgs = remoteDebuggingArg + " " + userDirectoryArg + " --bwsi --no-first-run";
             var processStartInfo = new ProcessStartInfo(@"C:\Program Files (x86)\Google\Chrome\Application\chrome.exe", chromeProcessArgs);
             var chromeProcess = Process.Start(processStartInfo);
-            return new ChromeProcess
-            {
-                Process = chromeProcess,
-                UserDirectory = directoryInfo,
-                RemoteDebuggingUri = "http://localhost:" + port
-            };
+
+            string remoteDebuggingUrl = "http://localhost:" + port;
+            return new LocalChromeProcess(new Uri(remoteDebuggingUrl), directoryInfo, chromeProcess);
         }
     }
 }
\ No newline at end of file
diff --git a/source/ChromeDevTools/ChromeSessionFactory.cs b/source/ChromeDevTools/ChromeSessionFactory.cs
index 4aa60b63748a8e2227a1cc3993b6910594abc25b..36facc276af65494456c252e8bbcf2c84b29a720 100644
--- a/source/ChromeDevTools/ChromeSessionFactory.cs
+++ b/source/ChromeDevTools/ChromeSessionFactory.cs
@@ -3,6 +3,11 @@ namespace MasterDevs.ChromeDevTools
 {
     public class ChromeSessionFactory : IChromeSessionFactory
     {
+        public IChromeSession Create(ChromeSessionInfo sessionInfo)
+        {
+            return Create(sessionInfo.WebSocketDebuggerUrl);
+        }
+
         public IChromeSession Create(string endpointUrl)
         {
             // Sometimes binding to localhost might resolve wrong AddressFamily, force IPv4
diff --git a/source/ChromeDevTools/ChromeSessionInfo.cs b/source/ChromeDevTools/ChromeSessionInfo.cs
new file mode 100644
index 0000000000000000000000000000000000000000..c08553f5dbe25e07f3ae7af38a780985076691f8
--- /dev/null
+++ b/source/ChromeDevTools/ChromeSessionInfo.cs
@@ -0,0 +1,14 @@
+namespace MasterDevs.ChromeDevTools
+{
+    public class ChromeSessionInfo
+    {
+        public string Description { get; set; }
+
+        public string DevtoolsFrontendUrl { get; set; }
+        public string Id { get; set; }
+        public string Title { get; set; }
+        public string Type { get; set; }
+        public string Url { get; set; }
+        public string WebSocketDebuggerUrl { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/source/ChromeDevTools/IChromeProcess.cs b/source/ChromeDevTools/IChromeProcess.cs
index a6ee6e57458bba29956fb16cb097520cfcafa5b9..b6d6242307b24f6e8d680c4619850f4773311345 100644
--- a/source/ChromeDevTools/IChromeProcess.cs
+++ b/source/ChromeDevTools/IChromeProcess.cs
@@ -1,18 +1,14 @@
 using System;
-using System.Diagnostics;
-using System.IO;
 using System.Threading.Tasks;
 
 namespace MasterDevs.ChromeDevTools
 {
     public interface IChromeProcess : IDisposable
     {
-        Task<string[]> GetSessions();
+        Task<ChromeSessionInfo[]> GetSessionInfo();
 
-        DirectoryInfo UserDirectory { get; }
+        Task<ChromeSessionInfo> StartNewSession();
 
-        Process Process { get; }
-
-        string RemoteDebuggingUri { get; }
+        Uri RemoteDebuggingUri { get; }
     }
 }
\ No newline at end of file
diff --git a/source/ChromeDevTools/LocalChromeProcess.cs b/source/ChromeDevTools/LocalChromeProcess.cs
new file mode 100644
index 0000000000000000000000000000000000000000..62f0e686d371690bd8be0e300de073b1cec0615d
--- /dev/null
+++ b/source/ChromeDevTools/LocalChromeProcess.cs
@@ -0,0 +1,37 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Threading;
+
+namespace MasterDevs.ChromeDevTools
+{
+    public class LocalChromeProcess : RemoteChromeProcess
+    {
+        public LocalChromeProcess(Uri remoteDebuggingUri, DirectoryInfo userDirectory, Process process)
+            : base(remoteDebuggingUri)
+        {
+            UserDirectory = userDirectory;
+            Process = process;
+        }
+
+        public DirectoryInfo UserDirectory { get; set; }
+
+        public Process Process { get; set; }
+
+        public override void Dispose()
+        {
+            base.Dispose();
+
+            Process.Kill();
+            try
+            {
+                UserDirectory.Delete(true);
+            }
+            catch
+            {
+                Thread.Sleep(500);          // i'm being lazy because i'm tired
+                UserDirectory.Delete(true);
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/source/ChromeDevTools/MasterDevs.ChromeDevTools.csproj b/source/ChromeDevTools/MasterDevs.ChromeDevTools.csproj
index 7d03ee8b2a942b03db17ac477a3bbc5ea05adb46..e3c29d8dab545f90675472330c0bfa497903c7e9 100644
--- a/source/ChromeDevTools/MasterDevs.ChromeDevTools.csproj
+++ b/source/ChromeDevTools/MasterDevs.ChromeDevTools.csproj
@@ -60,10 +60,11 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="ChromeProcessFactory.cs" />
-    <Compile Include="ChromeProcess.cs" />
+    <Compile Include="LocalChromeProcess.cs" />
     <Compile Include="ChromeSession.cs" />
     <Compile Include="ChromeSessionExtensions.cs" />
     <Compile Include="ChromeSessionFactory.cs" />
+    <Compile Include="ChromeSessionInfo.cs" />
     <Compile Include="Command.cs" />
     <Compile Include="CommandAttribute.cs" />
     <Compile Include="Extensions\JTokenExtensions.cs" />
@@ -90,6 +91,7 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="ProtocolNameAttribute.cs" />
     <Compile Include="Protocol\**\*.cs" />
+    <Compile Include="RemoteChromeProcess.cs" />
     <Compile Include="Serialization\MessageContractResolver.cs" />
     <Compile Include="SupportedByAttribute.cs" />
   </ItemGroup>
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXGlobalStates.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXGlobalStates.cs
index 97e25e2a9e9f7e6ac5d0dec0d25fd67a5d0049bf..bd022a4662d9fe176d18b13044fee9136592346d 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXGlobalStates.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXGlobalStates.cs
@@ -15,5 +15,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility{
 			Hidden,
 			HiddenRoot,
 			Invalid,
+			Keyshortcuts,
+			Roledescription,
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelatedNode.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelatedNode.cs
index a71fea1a62c32725d8d97ce1a5ac326f255705ce..b160514d8d36715a39ea366ffb0f705e4a7f172b 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelatedNode.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelatedNode.cs
@@ -10,14 +10,18 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility
 	[SupportedBy("Chrome")]
 	public class AXRelatedNode
 	{
+		/// <summary>
+		/// Gets or sets The BackendNodeId of the related DOM node.
+		/// </summary>
+		public long BackendDOMNodeId { get; set; }
 		/// <summary>
 		/// Gets or sets The IDRef value provided, if any.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string Idref { get; set; }
 		/// <summary>
-		/// Gets or sets The BackendNodeId of the related node.
+		/// Gets or sets The text alternative of this node in the current context.
 		/// </summary>
-		public long BackendNodeId { get; set; }
+		public string Text { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelationshipAttributes.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelationshipAttributes.cs
index b9a77e6a5221f9f676b072a2d611b32743a691cd..d9623f2af6bedb8d75c8c11e499252254212b580 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelationshipAttributes.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXRelationshipAttributes.cs
@@ -12,9 +12,11 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility{
 	public enum AXRelationshipAttributes
 	{
 			Activedescendant,
-			Flowto,
 			Controls,
 			Describedby,
+			Details,
+			Errormessage,
+			Flowto,
 			Labelledby,
 			Owns,
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueNativeSourceType.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueNativeSourceType.cs
new file mode 100644
index 0000000000000000000000000000000000000000..91e68f5150614bae55db7cb6dacfa06fe951e856
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueNativeSourceType.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility{
+	/// <summary>
+	/// Enum of possible native property sources (as a subtype of a particular AXValueSourceType).
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum AXValueNativeSourceType
+	{
+			Figcaption,
+			Label,
+			Labelfor,
+			Labelwrapped,
+			Legend,
+			Tablecaption,
+			Title,
+			Other,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueSource.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueSource.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5b207aa212e93a7297d9d5df7894704eea75c5b3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueSource.cs
@@ -0,0 +1,50 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility
+{
+	/// <summary>
+	/// A single source for a computed AX property.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class AXValueSource
+	{
+		/// <summary>
+		/// Gets or sets What type of source this is.
+		/// </summary>
+		public AXValueSourceType Type { get; set; }
+		/// <summary>
+		/// Gets or sets The value of this property source.
+		/// </summary>
+		public AXValue Value { get; set; }
+		/// <summary>
+		/// Gets or sets The name of the relevant attribute, if any.
+		/// </summary>
+		public string Attribute { get; set; }
+		/// <summary>
+		/// Gets or sets The value of the relevant attribute, if any.
+		/// </summary>
+		public AXValue AttributeValue { get; set; }
+		/// <summary>
+		/// Gets or sets Whether this source is superseded by a higher priority source.
+		/// </summary>
+		public bool Superseded { get; set; }
+		/// <summary>
+		/// Gets or sets The native markup source for this value, e.g. a <label> element.
+		/// </summary>
+		public AXValueNativeSourceType NativeSource { get; set; }
+		/// <summary>
+		/// Gets or sets The value, such as a node or node list, of the native source.
+		/// </summary>
+		public AXValue NativeSourceValue { get; set; }
+		/// <summary>
+		/// Gets or sets Whether the value for this property is invalid.
+		/// </summary>
+		public bool Invalid { get; set; }
+		/// <summary>
+		/// Gets or sets Reason for the value being invalid, if it is.
+		/// </summary>
+		public string InvalidReason { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXPropertySourceType.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueSourceType.cs
similarity index 81%
rename from source/ChromeDevTools/Protocol/Chrome/Accessibility/AXPropertySourceType.cs
rename to source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueSourceType.cs
index 86e7d840e3ab17e8100c32319fc34b6a52163cb6..84afdece65d1402a969a7875bbdc09e9b81d05c9 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXPropertySourceType.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueSourceType.cs
@@ -9,10 +9,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility{
 	/// Enum of possible property sources.
 	/// </summary>
 	[JsonConverter(typeof(StringEnumConverter))]
-	public enum AXPropertySourceType
+	public enum AXValueSourceType
 	{
 			Attribute,
 			Implicit,
 			Style,
+			Contents,
+			Placeholder,
+			RelatedElement,
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueType.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueType.cs
index e3e2bca045bdfff3c64d72a49842de2bb42602e3..672f5af8d225523a56ce786fd84f613a377b1565 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueType.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXValueType.cs
@@ -17,12 +17,16 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility{
 			Idref,
 			IdrefList,
 			Integer,
+			Node,
+			NodeList,
 			Number,
 			String,
+			ComputedString,
 			Token,
 			TokenList,
 			DomRelation,
 			Role,
 			InternalRole,
+			ValueUndefined,
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXWidgetStates.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXWidgetStates.cs
index 210cf0dcdb1a5ed1eede2a9b79d4fc3947290f27..9d83c7ac7ed922e49335da0919e075d31b924e10 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXWidgetStates.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/AXWidgetStates.cs
@@ -13,6 +13,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility{
 	{
 			Checked,
 			Expanded,
+			Modal,
 			Pressed,
 			Selected,
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetAXNodeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetAXNodeCommand.cs
deleted file mode 100644
index 80e70cfb43d80785bc1fa2610255894a68b16b75..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetAXNodeCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility
-{
-	/// <summary>
-	/// Fetches the accessibility node for this DOM node, if it exists.
-	/// </summary>
-	[Command(ProtocolName.Accessibility.GetAXNode)]
-	[SupportedBy("Chrome")]
-	public class GetAXNodeCommand
-	{
-		/// <summary>
-		/// Gets or sets ID of node to get accessibility node for.
-		/// </summary>
-		public long NodeId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetPartialAXTreeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetPartialAXTreeCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..09fa06d13b7c66f08b4b9a28d0fb13bc23644e0e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetPartialAXTreeCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility
+{
+	/// <summary>
+	/// Fetches the accessibility node and partial accessibility tree for this DOM node, if it exists.
+	/// </summary>
+	[Command(ProtocolName.Accessibility.GetPartialAXTree)]
+	[SupportedBy("Chrome")]
+	public class GetPartialAXTreeCommand
+	{
+		/// <summary>
+		/// Gets or sets ID of node to get the partial accessibility tree for.
+		/// </summary>
+		public long NodeId { get; set; }
+		/// <summary>
+		/// Gets or sets Whether to fetch this nodes ancestors, siblings and children. Defaults to true.
+		/// </summary>
+		public bool FetchRelatives { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetPartialAXTreeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetPartialAXTreeCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8c3c2ddac957a5a7e8b1200ab952b26225fb47d0
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Accessibility/GetPartialAXTreeCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Accessibility
+{
+	/// <summary>
+	/// Fetches the accessibility node and partial accessibility tree for this DOM node, if it exists.
+	/// </summary>
+	[CommandResponse(ProtocolName.Accessibility.GetPartialAXTree)]
+	[SupportedBy("Chrome")]
+	public class GetPartialAXTreeCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The <code>Accessibility.AXNode</code> for this DOM node, if it exists, plus its ancestors, siblings and children, if requested.
+		/// </summary>
+		public AXNode[] Nodes { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/Animation.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/Animation.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ad279c54f709b7aab0ff4959875ec8d59ecdf9c9
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/Animation.cs
@@ -0,0 +1,54 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Animation instance.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class Animation
+	{
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s id.
+		/// </summary>
+		public string Id { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s name.
+		/// </summary>
+		public string Name { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s internal paused state.
+		/// </summary>
+		public bool PausedState { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s play state.
+		/// </summary>
+		public string PlayState { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s playback rate.
+		/// </summary>
+		public double PlaybackRate { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s start time.
+		/// </summary>
+		public double StartTime { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s current time.
+		/// </summary>
+		public double CurrentTime { get; set; }
+		/// <summary>
+		/// Gets or sets <code>Animation</code>'s source animation node.
+		/// </summary>
+		public AnimationEffect Source { get; set; }
+		/// <summary>
+		/// Gets or sets Animation type of <code>Animation</code>.
+		/// </summary>
+		public string Type { get; set; }
+		/// <summary>
+		/// Gets or sets A unique ID for <code>Animation</code> representing the sources that triggered this CSS animation/transition.
+		/// </summary>
+		public string CssId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationCanceledEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationCanceledEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..72946b28cc2e4c5a995c435e13cc15024a0d733e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationCanceledEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Event for when an animation has been cancelled.
+	/// </summary>
+	[Event(ProtocolName.Animation.AnimationCanceled)]
+	[SupportedBy("Chrome")]
+	public class AnimationCanceledEvent
+	{
+		/// <summary>
+		/// Gets or sets Id of the animation that was cancelled.
+		/// </summary>
+		public string Id { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationCreatedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationCreatedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a17aa70f0474cfdaae0b97e7ff9a0e1defd497d4
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationCreatedEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Event for each animation that has been created.
+	/// </summary>
+	[Event(ProtocolName.Animation.AnimationCreated)]
+	[SupportedBy("Chrome")]
+	public class AnimationCreatedEvent
+	{
+		/// <summary>
+		/// Gets or sets Id of the animation that was created.
+		/// </summary>
+		public string Id { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationNode.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationEffect.cs
similarity index 52%
rename from source/ChromeDevTools/Protocol/Chrome/Animation/AnimationNode.cs
rename to source/ChromeDevTools/Protocol/Chrome/Animation/AnimationEffect.cs
index d14a3932bc60d747b2c4cce0bf874d31529682e7..1df786e36ac0ae3ff30d040302a92f92fa5c63a2 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationNode.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationEffect.cs
@@ -5,58 +5,50 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
 {
 	/// <summary>
-	/// AnimationNode instance
+	/// AnimationEffect instance
 	/// </summary>
 	[SupportedBy("Chrome")]
-	public class AnimationNode
+	public class AnimationEffect
 	{
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s delay.
+		/// Gets or sets <code>AnimationEffect</code>'s delay.
 		/// </summary>
 		public double Delay { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s end delay.
+		/// Gets or sets <code>AnimationEffect</code>'s end delay.
 		/// </summary>
 		public double EndDelay { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s playbackRate.
-		/// </summary>
-		public double PlaybackRate { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s iteration start.
+		/// Gets or sets <code>AnimationEffect</code>'s iteration start.
 		/// </summary>
 		public double IterationStart { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s iterations.
+		/// Gets or sets <code>AnimationEffect</code>'s iterations.
 		/// </summary>
 		public double Iterations { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s iteration duration.
+		/// Gets or sets <code>AnimationEffect</code>'s iteration duration.
 		/// </summary>
 		public double Duration { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s playback direction.
+		/// Gets or sets <code>AnimationEffect</code>'s playback direction.
 		/// </summary>
 		public string Direction { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s fill mode.
+		/// Gets or sets <code>AnimationEffect</code>'s fill mode.
 		/// </summary>
 		public string Fill { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s name.
-		/// </summary>
-		public string Name { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s target node.
+		/// Gets or sets <code>AnimationEffect</code>'s target node.
 		/// </summary>
 		public long BackendNodeId { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s keyframes.
+		/// Gets or sets <code>AnimationEffect</code>'s keyframes.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public KeyframesRule KeyframesRule { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s timing function.
+		/// Gets or sets <code>AnimationEffect</code>'s timing function.
 		/// </summary>
 		public string Easing { get; set; }
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationPlayer.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationPlayer.cs
deleted file mode 100644
index 0530e4021576233e040262fe8e069fbf360e9363..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationPlayer.cs
+++ /dev/null
@@ -1,46 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
-{
-	/// <summary>
-	/// AnimationPlayer instance.
-	/// </summary>
-	[SupportedBy("Chrome")]
-	public class AnimationPlayer
-	{
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s id.
-		/// </summary>
-		public string Id { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s internal paused state.
-		/// </summary>
-		public bool PausedState { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s play state.
-		/// </summary>
-		public string PlayState { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s playback rate.
-		/// </summary>
-		public double PlaybackRate { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s start time.
-		/// </summary>
-		public double StartTime { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s current time.
-		/// </summary>
-		public double CurrentTime { get; set; }
-		/// <summary>
-		/// Gets or sets <code>AnimationPlayer</code>'s source animation node.
-		/// </summary>
-		public AnimationNode Source { get; set; }
-		/// <summary>
-		/// Gets or sets Animation type of <code>AnimationPlayer</code>.
-		/// </summary>
-		public string Type { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationStartedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationStartedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2df5c3280748b720f453adc601370467740b7539
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/AnimationStartedEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Event for animation that has been started.
+	/// </summary>
+	[Event(ProtocolName.Animation.AnimationStarted)]
+	[SupportedBy("Chrome")]
+	public class AnimationStartedEvent
+	{
+		/// <summary>
+		/// Gets or sets Animation that was started.
+		/// </summary>
+		public Animation Animation { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SetCurrentTimeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/DisableCommand.cs
similarity index 58%
rename from source/ChromeDevTools/Protocol/Chrome/Animation/SetCurrentTimeCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Animation/DisableCommand.cs
index 21cd6f3efc303bbf143f0b8728cf38f0bc24cbee..524c9d31f67d0909a9f2cdab9a6e1e5c8ed8d2ac 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/SetCurrentTimeCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/DisableCommand.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
 {
 	/// <summary>
-	/// Sets the current time of the document timeline.
+	/// Disables animation domain notifications.
 	/// </summary>
-	[CommandResponse(ProtocolName.Animation.SetCurrentTime)]
+	[Command(ProtocolName.Animation.Disable)]
 	[SupportedBy("Chrome")]
-	public class SetCurrentTimeCommandResponse
+	public class DisableCommand
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/DisableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/DisableCommandResponse.cs
similarity index 54%
rename from source/ChromeDevTools/Protocol/Chrome/Timeline/DisableCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Animation/DisableCommandResponse.cs
index 1208671ae2c0273e7eab17051db5f9a6313b2bd1..d219dae7cade8b7813d1be90f0d10bf54ef874b5 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/DisableCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/DisableCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
 {
 	/// <summary>
-	/// Deprecated.
+	/// Disables animation domain notifications.
 	/// </summary>
-	[CommandResponse(ProtocolName.Timeline.Disable)]
+	[CommandResponse(ProtocolName.Animation.Disable)]
 	[SupportedBy("Chrome")]
 	public class DisableCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/GetAnimationPlayersForNodeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/GetAnimationPlayersForNodeCommand.cs
deleted file mode 100644
index b119b43d3b8b4ff80b87a89bbd4a6fc62019d33c..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/GetAnimationPlayersForNodeCommand.cs
+++ /dev/null
@@ -1,23 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
-{
-	/// <summary>
-	/// Returns animation players relevant to the node.
-	/// </summary>
-	[Command(ProtocolName.Animation.GetAnimationPlayersForNode)]
-	[SupportedBy("Chrome")]
-	public class GetAnimationPlayersForNodeCommand
-	{
-		/// <summary>
-		/// Gets or sets Id of the node to get animation players for.
-		/// </summary>
-		public long NodeId { get; set; }
-		/// <summary>
-		/// Gets or sets Include animations from elements subtree.
-		/// </summary>
-		public bool IncludeSubtreeAnimations { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/GetAnimationPlayersForNodeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/GetAnimationPlayersForNodeCommandResponse.cs
deleted file mode 100644
index a963d5c42133fa8e483fc24b96a2ccaea378a0f0..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/GetAnimationPlayersForNodeCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
-{
-	/// <summary>
-	/// Returns animation players relevant to the node.
-	/// </summary>
-	[CommandResponse(ProtocolName.Animation.GetAnimationPlayersForNode)]
-	[SupportedBy("Chrome")]
-	public class GetAnimationPlayersForNodeCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Array of animation players.
-		/// </summary>
-		public AnimationPlayer[] AnimationPlayers { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/GetCurrentTimeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/GetCurrentTimeCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4c74987d0614e05d027445446f583b30ddb52f43
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/GetCurrentTimeCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Returns the current time of the an animation.
+	/// </summary>
+	[Command(ProtocolName.Animation.GetCurrentTime)]
+	[SupportedBy("Chrome")]
+	public class GetCurrentTimeCommand
+	{
+		/// <summary>
+		/// Gets or sets Id of animation.
+		/// </summary>
+		public string Id { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SetCurrentTimeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/GetCurrentTimeCommandResponse.cs
similarity index 59%
rename from source/ChromeDevTools/Protocol/Chrome/Animation/SetCurrentTimeCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Animation/GetCurrentTimeCommandResponse.cs
index a33f7bb07a772d58a51ededd13a84c3e158fae3a..9b895539323bcd3fe01b1c77be2e2cac7ace9722 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/SetCurrentTimeCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/GetCurrentTimeCommandResponse.cs
@@ -5,14 +5,14 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
 {
 	/// <summary>
-	/// Sets the current time of the document timeline.
+	/// Returns the current time of the an animation.
 	/// </summary>
-	[Command(ProtocolName.Animation.SetCurrentTime)]
+	[CommandResponse(ProtocolName.Animation.GetCurrentTime)]
 	[SupportedBy("Chrome")]
-	public class SetCurrentTimeCommand
+	public class GetCurrentTimeCommandResponse
 	{
 		/// <summary>
-		/// Gets or sets Current time for the page animation timeline
+		/// Gets or sets Current time of the page.
 		/// </summary>
 		public double CurrentTime { get; set; }
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/KeyframeStyle.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/KeyframeStyle.cs
index 447d89b748ad715d10697df503c9abf4bf4d8c5e..1aa6abf6c6974104a188abbda4bc445d0cb1354e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/KeyframeStyle.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/KeyframeStyle.cs
@@ -15,7 +15,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
 		/// </summary>
 		public string Offset { get; set; }
 		/// <summary>
-		/// Gets or sets <code>AnimationNode</code>'s timing function.
+		/// Gets or sets <code>AnimationEffect</code>'s timing function.
 		/// </summary>
 		public string Easing { get; set; }
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/ReleaseAnimationsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/ReleaseAnimationsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9537f52f0769d8f346dcc80f6ecdee9b89e8a41a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/ReleaseAnimationsCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Releases a set of animations to no longer be manipulated.
+	/// </summary>
+	[Command(ProtocolName.Animation.ReleaseAnimations)]
+	[SupportedBy("Chrome")]
+	public class ReleaseAnimationsCommand
+	{
+		/// <summary>
+		/// Gets or sets List of animation ids to seek.
+		/// </summary>
+		public string[] Animations { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/ReleaseAnimationsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/ReleaseAnimationsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8b52f71fb9f51725510b8b5e5710c0a274d7120c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/ReleaseAnimationsCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Releases a set of animations to no longer be manipulated.
+	/// </summary>
+	[CommandResponse(ProtocolName.Animation.ReleaseAnimations)]
+	[SupportedBy("Chrome")]
+	public class ReleaseAnimationsCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/ResolveAnimationCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/ResolveAnimationCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6e368ff99a81716f071c46cf7888c52451c21b5b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/ResolveAnimationCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Gets the remote object of the Animation.
+	/// </summary>
+	[Command(ProtocolName.Animation.ResolveAnimation)]
+	[SupportedBy("Chrome")]
+	public class ResolveAnimationCommand
+	{
+		/// <summary>
+		/// Gets or sets Animation id.
+		/// </summary>
+		public string AnimationId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/ResolveAnimationCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/ResolveAnimationCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..418c601f3668c36ad6152c39340063bddde7eb68
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/ResolveAnimationCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Gets the remote object of the Animation.
+	/// </summary>
+	[CommandResponse(ProtocolName.Animation.ResolveAnimation)]
+	[SupportedBy("Chrome")]
+	public class ResolveAnimationCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Corresponding remote object.
+		/// </summary>
+		public Runtime.RemoteObject RemoteObject { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SeekAnimationsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/SeekAnimationsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6f50c6998ffa71e0a7278479531fc030652d81a9
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/SeekAnimationsCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Seek a set of animations to a particular time within each animation.
+	/// </summary>
+	[Command(ProtocolName.Animation.SeekAnimations)]
+	[SupportedBy("Chrome")]
+	public class SeekAnimationsCommand
+	{
+		/// <summary>
+		/// Gets or sets List of animation ids to seek.
+		/// </summary>
+		public string[] Animations { get; set; }
+		/// <summary>
+		/// Gets or sets Set the current time of each animation.
+		/// </summary>
+		public double CurrentTime { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SeekAnimationsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/SeekAnimationsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3e8b72654ac1dfa192378e9676a73d8700941a94
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/SeekAnimationsCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Seek a set of animations to a particular time within each animation.
+	/// </summary>
+	[CommandResponse(ProtocolName.Animation.SeekAnimations)]
+	[SupportedBy("Chrome")]
+	public class SeekAnimationsCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SetPausedCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/SetPausedCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3966d536df3e4417b5ae7a401c6e8023a9046fb5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/SetPausedCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Sets the paused state of a set of animations.
+	/// </summary>
+	[Command(ProtocolName.Animation.SetPaused)]
+	[SupportedBy("Chrome")]
+	public class SetPausedCommand
+	{
+		/// <summary>
+		/// Gets or sets Animations to set the pause state of.
+		/// </summary>
+		public string[] Animations { get; set; }
+		/// <summary>
+		/// Gets or sets Paused state to set to.
+		/// </summary>
+		public bool Paused { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SetPausedCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/SetPausedCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7c2f67398983cc6e48463da3dd13c6109ca6f49b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/SetPausedCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
+{
+	/// <summary>
+	/// Sets the paused state of a set of animations.
+	/// </summary>
+	[CommandResponse(ProtocolName.Animation.SetPaused)]
+	[SupportedBy("Chrome")]
+	public class SetPausedCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Animation/SetTimingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Animation/SetTimingCommand.cs
index bd885a3dc51d24a118886e38374b5ab0d5ab0761..9b7ffd9c9c69777a46a0a8d7fa872ce91912e3a7 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Animation/SetTimingCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Animation/SetTimingCommand.cs
@@ -12,9 +12,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Animation
 	public class SetTimingCommand
 	{
 		/// <summary>
-		/// Gets or sets AnimationPlayer id.
+		/// Gets or sets Animation id.
 		/// </summary>
-		public string PlayerId { get; set; }
+		public string AnimationId { get; set; }
 		/// <summary>
 		/// Gets or sets Duration of the animation.
 		/// </summary>
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/CSSKeyframeRule.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/CSSKeyframeRule.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2c367775cae631abcc32835a9ab28658260838ee
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/CSSKeyframeRule.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// CSS keyframe rule representation.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class CSSKeyframeRule
+	{
+		/// <summary>
+		/// Gets or sets The css style sheet identifier (absent for user agent stylesheet and user-specified stylesheet rules) this rule came from.
+		/// </summary>
+		public string StyleSheetId { get; set; }
+		/// <summary>
+		/// Gets or sets Parent stylesheet's origin.
+		/// </summary>
+		public StyleSheetOrigin Origin { get; set; }
+		/// <summary>
+		/// Gets or sets Associated key text.
+		/// </summary>
+		public Value KeyText { get; set; }
+		/// <summary>
+		/// Gets or sets Associated style declaration.
+		/// </summary>
+		public CSSStyle Style { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/CSSKeyframesRule.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/CSSKeyframesRule.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3357022b52c74b7dd305a49cfdb9bd7f3cabcbef
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/CSSKeyframesRule.cs
@@ -0,0 +1,22 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// CSS keyframes rule representation.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class CSSKeyframesRule
+	{
+		/// <summary>
+		/// Gets or sets Animation name.
+		/// </summary>
+		public Value AnimationName { get; set; }
+		/// <summary>
+		/// Gets or sets List of keyframes.
+		/// </summary>
+		public CSSKeyframeRule[] Keyframes { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/CollectClassNamesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/CollectClassNamesCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ec2fc6b78346bfbdd2d980b8df2b228f620b5c8d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/CollectClassNamesCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Returns all class names from specified stylesheet.
+	/// </summary>
+	[Command(ProtocolName.CSS.CollectClassNames)]
+	[SupportedBy("Chrome")]
+	public class CollectClassNamesCommand
+	{
+		/// <summary>
+		/// Gets or sets StyleSheetId
+		/// </summary>
+		public string StyleSheetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/CollectClassNamesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/CollectClassNamesCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4130459ec93739cac3490a6c7d2c286ed34cb4b0
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/CollectClassNamesCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Returns all class names from specified stylesheet.
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.CollectClassNames)]
+	[SupportedBy("Chrome")]
+	public class CollectClassNamesCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Class name list.
+		/// </summary>
+		public string[] ClassNames { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/ComputedStyle.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/ComputedStyle.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0921ea1b29f629784e30939f6a1447aa193f5016
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/ComputedStyle.cs
@@ -0,0 +1,18 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// A subset of the full ComputedStyle as defined by the request whitelist.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class ComputedStyle
+	{
+		/// <summary>
+		/// Gets or sets Properties
+		/// </summary>
+		public CSSComputedStyleProperty[] Properties { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/FontsUpdatedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/FontsUpdatedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3f987711397f3667345ceb46ee5d44dd635ac719
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/FontsUpdatedEvent.cs
@@ -0,0 +1,13 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Fires whenever a web font gets loaded.
+	/// </summary>
+	[Event(ProtocolName.CSS.FontsUpdated)]
+	[SupportedBy("Chrome")]
+	public class FontsUpdatedEvent
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/GetBackgroundColorsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/GetBackgroundColorsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..1508674f99be7ea48b73b6ae1bf1ff89eb217d2d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/GetBackgroundColorsCommand.cs
@@ -0,0 +1,16 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	[Command(ProtocolName.CSS.GetBackgroundColors)]
+	[SupportedBy("Chrome")]
+	public class GetBackgroundColorsCommand
+	{
+		/// <summary>
+		/// Gets or sets Id of the node to get background colors for.
+		/// </summary>
+		public long NodeId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/GetBackgroundColorsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/GetBackgroundColorsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7af43ac18016b1b992f9eb2d5ea9d775bf636227
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/GetBackgroundColorsCommandResponse.cs
@@ -0,0 +1,16 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	[CommandResponse(ProtocolName.CSS.GetBackgroundColors)]
+	[SupportedBy("Chrome")]
+	public class GetBackgroundColorsCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The range of background colors behind this element, if it contains any visible text. If no visible text is present, this will be undefined. In the case of a flat background color, this will consist of simply that color. In the case of a gradient, this will consist of each of the color stops. For anything more complicated, this will be an empty array. Images will be ignored (as if the image had failed to load).
+		/// </summary>
+		public string[] BackgroundColors { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/GetLayoutTreeAndStylesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/GetLayoutTreeAndStylesCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3944eb6401b7286ff0cad659a6ed516ee9dd8c03
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/GetLayoutTreeAndStylesCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// For the main document and any content documents, return the LayoutTreeNodes and a whitelisted subset of the computed style. It only returns pushed nodes, on way to pull all nodes is to call DOM.getDocument with a depth of -1.
+	/// </summary>
+	[Command(ProtocolName.CSS.GetLayoutTreeAndStyles)]
+	[SupportedBy("Chrome")]
+	public class GetLayoutTreeAndStylesCommand
+	{
+		/// <summary>
+		/// Gets or sets Whitelist of computed styles to return.
+		/// </summary>
+		public string[] ComputedStyleWhitelist { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/GetLayoutTreeAndStylesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/GetLayoutTreeAndStylesCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..e83cc296f5d4aa10eda60b5bceadd216226e8e59
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/GetLayoutTreeAndStylesCommandResponse.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// For the main document and any content documents, return the LayoutTreeNodes and a whitelisted subset of the computed style. It only returns pushed nodes, on way to pull all nodes is to call DOM.getDocument with a depth of -1.
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.GetLayoutTreeAndStyles)]
+	[SupportedBy("Chrome")]
+	public class GetLayoutTreeAndStylesCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets LayoutTreeNodes
+		/// </summary>
+		public LayoutTreeNode[] LayoutTreeNodes { get; set; }
+		/// <summary>
+		/// Gets or sets ComputedStyles
+		/// </summary>
+		public ComputedStyle[] ComputedStyles { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/GetPlatformFontsForNodeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/GetPlatformFontsForNodeCommandResponse.cs
index b1a7608e5c11278551a3b6b20046f1c6a99076a2..2f8184f8489c4c219d5b46af2dbf985111b768fb 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/GetPlatformFontsForNodeCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/GetPlatformFontsForNodeCommandResponse.cs
@@ -11,10 +11,6 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 	[SupportedBy("Chrome")]
 	public class GetPlatformFontsForNodeCommandResponse
 	{
-		/// <summary>
-		/// Gets or sets Font family name which is determined by computed style.
-		/// </summary>
-		public string CssFamilyName { get; set; }
 		/// <summary>
 		/// Gets or sets Usage statistics for every employed platform font.
 		/// </summary>
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/InlineTextBox.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/InlineTextBox.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6c31f39dbc15680641ae79f78b81bd2261692ce7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/InlineTextBox.cs
@@ -0,0 +1,26 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Details of post layout rendered text positions. The exact layout should not be regarded as stable and may change between versions.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class InlineTextBox
+	{
+		/// <summary>
+		/// Gets or sets The absolute position bounding box.
+		/// </summary>
+		public DOM.Rect BoundingBox { get; set; }
+		/// <summary>
+		/// Gets or sets The starting index in characters, for this post layout textbox substring.
+		/// </summary>
+		public long StartCharacterIndex { get; set; }
+		/// <summary>
+		/// Gets or sets The number of characters in this post layout textbox substring.
+		/// </summary>
+		public long NumCharacters { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/LayoutTreeNode.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/LayoutTreeNode.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3cff9d16d63df1f3b5e3e3a3c364970bbc179136
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/LayoutTreeNode.cs
@@ -0,0 +1,34 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Details of an element in the DOM tree with a LayoutObject.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class LayoutTreeNode
+	{
+		/// <summary>
+		/// Gets or sets The id of the related DOM node matching one from DOM.GetDocument.
+		/// </summary>
+		public long NodeId { get; set; }
+		/// <summary>
+		/// Gets or sets The absolute position bounding box.
+		/// </summary>
+		public DOM.Rect BoundingBox { get; set; }
+		/// <summary>
+		/// Gets or sets Contents of the LayoutText if any
+		/// </summary>
+		public string LayoutText { get; set; }
+		/// <summary>
+		/// Gets or sets The post layout inline text nodes, if any.
+		/// </summary>
+		public InlineTextBox[] InlineTextNodes { get; set; }
+		/// <summary>
+		/// Gets or sets Index into the computedStyles array returned by getLayoutTreeAndStyles.
+		/// </summary>
+		public long StyleIndex { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/PlatformFontUsage.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/PlatformFontUsage.cs
index 0adf890122a5ecb7d4c15e141f427a45d297bdb9..e87037d0673becb37e408915258fa348bace4668 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/PlatformFontUsage.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/PlatformFontUsage.cs
@@ -15,6 +15,10 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 		/// </summary>
 		public string FamilyName { get; set; }
 		/// <summary>
+		/// Gets or sets Indicates if the font was downloaded or resolved locally.
+		/// </summary>
+		public bool IsCustomFont { get; set; }
+		/// <summary>
 		/// Gets or sets Amount of glyphs that were rendered with this font.
 		/// </summary>
 		public double GlyphCount { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/PseudoIdMatches.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/PseudoElementMatches.cs
similarity index 70%
rename from source/ChromeDevTools/Protocol/Chrome/CSS/PseudoIdMatches.cs
rename to source/ChromeDevTools/Protocol/Chrome/CSS/PseudoElementMatches.cs
index 57bc395ffc2a6b995a2dca3590c6039679e7755b..c96e752aba58eab7149bf765ae11d417628c2331 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/PseudoIdMatches.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/PseudoElementMatches.cs
@@ -8,12 +8,12 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 	/// CSS rule collection for a single pseudo style.
 	/// </summary>
 	[SupportedBy("Chrome")]
-	public class PseudoIdMatches
+	public class PseudoElementMatches
 	{
 		/// <summary>
-		/// Gets or sets Pseudo style identifier (see <code>enum PseudoId</code> in <code>ComputedStyleConstants.h</code>).
+		/// Gets or sets Pseudo element type.
 		/// </summary>
-		public long PseudoId { get; set; }
+		public DOM.PseudoType PseudoType { get; set; }
 		/// <summary>
 		/// Gets or sets Matches of CSS rules applicable to the pseudo style.
 		/// </summary>
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/RuleUsage.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/RuleUsage.cs
new file mode 100644
index 0000000000000000000000000000000000000000..18d12d9ce4e2bd46be811b2c9be61903ccf5cf8f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/RuleUsage.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// CSS rule usage information.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class RuleUsage
+	{
+		/// <summary>
+		/// Gets or sets The css style sheet identifier (absent for user agent stylesheet and user-specified stylesheet rules) this rule came from.
+		/// </summary>
+		public string StyleSheetId { get; set; }
+		/// <summary>
+		/// Gets or sets Offset of the start of the rule (including selector) from the beginning of the stylesheet.
+		/// </summary>
+		public double StartOffset { get; set; }
+		/// <summary>
+		/// Gets or sets Offset of the end of the rule body from the beginning of the stylesheet.
+		/// </summary>
+		public double EndOffset { get; set; }
+		/// <summary>
+		/// Gets or sets Indicates whether the rule was actually used by some element in the page.
+		/// </summary>
+		public bool Used { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SelectorList.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SelectorList.cs
index 7a23b6738eab79fdf2f5f8cdc684350569493642..6107aee50fa21a714497eb597d48610c2891f2ca 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/SelectorList.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SelectorList.cs
@@ -13,7 +13,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 		/// <summary>
 		/// Gets or sets Selectors in the list.
 		/// </summary>
-		public Selector[] Selectors { get; set; }
+		public Value[] Selectors { get; set; }
 		/// <summary>
 		/// Gets or sets Rule selector text.
 		/// </summary>
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetEffectivePropertyValueForNodeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetEffectivePropertyValueForNodeCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d63487f4903f1b93e7491957a4ef87002bc1e565
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetEffectivePropertyValueForNodeCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Find a rule with the given active property for the given node and set the new value for this property
+	/// </summary>
+	[Command(ProtocolName.CSS.SetEffectivePropertyValueForNode)]
+	[SupportedBy("Chrome")]
+	public class SetEffectivePropertyValueForNodeCommand
+	{
+		/// <summary>
+		/// Gets or sets The element id for which to set property.
+		/// </summary>
+		public long NodeId { get; set; }
+		/// <summary>
+		/// Gets or sets PropertyName
+		/// </summary>
+		public string PropertyName { get; set; }
+		/// <summary>
+		/// Gets or sets Value
+		/// </summary>
+		public string Value { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetEffectivePropertyValueForNodeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetEffectivePropertyValueForNodeCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ce0121f6c73eb311c11c51d212933bc9bb823528
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetEffectivePropertyValueForNodeCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Find a rule with the given active property for the given node and set the new value for this property
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.SetEffectivePropertyValueForNode)]
+	[SupportedBy("Chrome")]
+	public class SetEffectivePropertyValueForNodeCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetKeyframeKeyCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetKeyframeKeyCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..417a1c9b98134c5c5adf82bed8902f9a57e34bec
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetKeyframeKeyCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Modifies the keyframe rule key text.
+	/// </summary>
+	[Command(ProtocolName.CSS.SetKeyframeKey)]
+	[SupportedBy("Chrome")]
+	public class SetKeyframeKeyCommand
+	{
+		/// <summary>
+		/// Gets or sets StyleSheetId
+		/// </summary>
+		public string StyleSheetId { get; set; }
+		/// <summary>
+		/// Gets or sets Range
+		/// </summary>
+		public SourceRange Range { get; set; }
+		/// <summary>
+		/// Gets or sets KeyText
+		/// </summary>
+		public string KeyText { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetKeyframeKeyCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetKeyframeKeyCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..88c0aa46d60eb0795b0ad49b242b6e7670cce17b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetKeyframeKeyCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Modifies the keyframe rule key text.
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.SetKeyframeKey)]
+	[SupportedBy("Chrome")]
+	public class SetKeyframeKeyCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The resulting key text after modification.
+		/// </summary>
+		public Value KeyText { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetPropertyTextCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetPropertyTextCommand.cs
deleted file mode 100644
index 38143062179f283009e095724640aac86a4af5d9..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/SetPropertyTextCommand.cs
+++ /dev/null
@@ -1,27 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
-{
-	/// <summary>
-	/// Either replaces a property identified by <code>styleSheetId</code> and <code>range</code> with <code>text</code> or inserts a new property <code>text</code> at the position identified by an empty <code>range</code>.
-	/// </summary>
-	[Command(ProtocolName.CSS.SetPropertyText)]
-	[SupportedBy("Chrome")]
-	public class SetPropertyTextCommand
-	{
-		/// <summary>
-		/// Gets or sets StyleSheetId
-		/// </summary>
-		public string StyleSheetId { get; set; }
-		/// <summary>
-		/// Gets or sets Either a source range of the property to be edited or an empty range representing a position for the property insertion.
-		/// </summary>
-		public SourceRange Range { get; set; }
-		/// <summary>
-		/// Gets or sets Text
-		/// </summary>
-		public string Text { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetPropertyTextCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetPropertyTextCommandResponse.cs
deleted file mode 100644
index 5536ef372b491fcd0e62b0e54e6d29577b024a89..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/SetPropertyTextCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
-{
-	/// <summary>
-	/// Either replaces a property identified by <code>styleSheetId</code> and <code>range</code> with <code>text</code> or inserts a new property <code>text</code> at the position identified by an empty <code>range</code>.
-	/// </summary>
-	[CommandResponse(ProtocolName.CSS.SetPropertyText)]
-	[SupportedBy("Chrome")]
-	public class SetPropertyTextCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets The resulting style after the property text modification.
-		/// </summary>
-		public CSSStyle Style { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetRuleSelectorCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetRuleSelectorCommandResponse.cs
index 5f37509d2e9d270b9ae9d07e84bf22bf050b9a33..96efee74fd6750a2b9da9c975e0e96c8e231e31e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/SetRuleSelectorCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetRuleSelectorCommandResponse.cs
@@ -12,8 +12,8 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 	public class SetRuleSelectorCommandResponse
 	{
 		/// <summary>
-		/// Gets or sets The resulting rule after the selector modification.
+		/// Gets or sets The resulting selector list after modification.
 		/// </summary>
-		public CSSRule Rule { get; set; }
+		public SelectorList SelectorList { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleSheetTextCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleSheetTextCommandResponse.cs
index b7e35d98491a0263dd98448bffebc0dc98b48371..7c57906ef675a2b141197f3f57ddc97741565fc3 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleSheetTextCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleSheetTextCommandResponse.cs
@@ -11,5 +11,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 	[SupportedBy("Chrome")]
 	public class SetStyleSheetTextCommandResponse
 	{
+		/// <summary>
+		/// Gets or sets URL of source map associated with script (if any).
+		/// </summary>
+		public string SourceMapURL { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleTextsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleTextsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..59be613304e7da5b62dbe6a2a1e49f6fa8d43e70
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleTextsCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Applies specified style edits one after another in the given order.
+	/// </summary>
+	[Command(ProtocolName.CSS.SetStyleTexts)]
+	[SupportedBy("Chrome")]
+	public class SetStyleTextsCommand
+	{
+		/// <summary>
+		/// Gets or sets Edits
+		/// </summary>
+		public StyleDeclarationEdit[] Edits { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleTextsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleTextsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a843c39cbda2aaf7168251c7ebf6dc6ebec3b7f2
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/SetStyleTextsCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Applies specified style edits one after another in the given order.
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.SetStyleTexts)]
+	[SupportedBy("Chrome")]
+	public class SetStyleTextsCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The resulting styles after modification.
+		/// </summary>
+		public CSSStyle[] Styles { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/ShorthandEntry.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/ShorthandEntry.cs
index 76a21c1c4ddc91ac00b9c31446bcc6ee2c825b5c..1563402cd03ef8efa149edd8777bc9909596a6f7 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/ShorthandEntry.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/ShorthandEntry.cs
@@ -18,5 +18,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 		/// Gets or sets Shorthand value.
 		/// </summary>
 		public string Value { get; set; }
+		/// <summary>
+		/// Gets or sets Whether the property has "!important" annotation (implies <code>false</code> if absent).
+		/// </summary>
+		public bool Important { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/StartRuleUsageTrackingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/StartRuleUsageTrackingCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5ed948b948f0738a83a670fbbf2c754322dd6d2e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/StartRuleUsageTrackingCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Enables the selector recording.
+	/// </summary>
+	[Command(ProtocolName.CSS.StartRuleUsageTracking)]
+	[SupportedBy("Chrome")]
+	public class StartRuleUsageTrackingCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/StartRuleUsageTrackingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/StartRuleUsageTrackingCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f96bb330f1ca7276d5615e47552e96a2c87b1e13
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/StartRuleUsageTrackingCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// Enables the selector recording.
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.StartRuleUsageTracking)]
+	[SupportedBy("Chrome")]
+	public class StartRuleUsageTrackingCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/StopRuleUsageTrackingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/StopRuleUsageTrackingCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8efb543cc7e413f74a55c8b2c1a9c62d0bd7d5e2
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/StopRuleUsageTrackingCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// The list of rules with an indication of whether these were used
+	/// </summary>
+	[Command(ProtocolName.CSS.StopRuleUsageTracking)]
+	[SupportedBy("Chrome")]
+	public class StopRuleUsageTrackingCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/StopRuleUsageTrackingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/StopRuleUsageTrackingCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9cfe35a851c7b143e7e638def5b6dc287bbc9741
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/StopRuleUsageTrackingCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// The list of rules with an indication of whether these were used
+	/// </summary>
+	[CommandResponse(ProtocolName.CSS.StopRuleUsageTracking)]
+	[SupportedBy("Chrome")]
+	public class StopRuleUsageTrackingCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets RuleUsage
+		/// </summary>
+		public RuleUsage[] RuleUsage { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/StyleDeclarationEdit.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/StyleDeclarationEdit.cs
new file mode 100644
index 0000000000000000000000000000000000000000..fadf2c14eb4fa83a9f9a41629f33d2da5b54df34
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/StyleDeclarationEdit.cs
@@ -0,0 +1,26 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
+{
+	/// <summary>
+	/// A descriptor of operation to mutate style declaration text.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class StyleDeclarationEdit
+	{
+		/// <summary>
+		/// Gets or sets The css style sheet identifier.
+		/// </summary>
+		public string StyleSheetId { get; set; }
+		/// <summary>
+		/// Gets or sets The range of the style text in the enclosing stylesheet.
+		/// </summary>
+		public SourceRange Range { get; set; }
+		/// <summary>
+		/// Gets or sets New style text.
+		/// </summary>
+		public string Text { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CSS/Selector.cs b/source/ChromeDevTools/Protocol/Chrome/CSS/Value.cs
similarity index 73%
rename from source/ChromeDevTools/Protocol/Chrome/CSS/Selector.cs
rename to source/ChromeDevTools/Protocol/Chrome/CSS/Value.cs
index 3abfb80e863317c73681ef8ce43866a3e4b26bf0..d92c80a3a49525c9bd44eff6bf89f958c7c53c28 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CSS/Selector.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CSS/Value.cs
@@ -8,14 +8,14 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CSS
 	/// Data for a simple selector (these are delimited by commas in a selector list).
 	/// </summary>
 	[SupportedBy("Chrome")]
-	public class Selector
+	public class Value
 	{
 		/// <summary>
-		/// Gets or sets Selector text.
+		/// Gets or sets Value text.
 		/// </summary>
-		public string Value { get; set; }
+		public string Text { get; set; }
 		/// <summary>
-		/// Gets or sets Selector range in the underlying resource (if available).
+		/// Gets or sets Value range in the underlying resource (if available).
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public SourceRange Range { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DataEntry.cs b/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DataEntry.cs
index 32371cc626b26b6d46d3f5d99a1714e4d7b1b7ce..aaf5bf3a9212f30a76b1d2ed4c97d3c51144745e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DataEntry.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DataEntry.cs
@@ -11,11 +11,11 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CacheStorage
 	public class DataEntry
 	{
 		/// <summary>
-		/// Gets or sets JSON-stringified request object.
+		/// Gets or sets Request url spec.
 		/// </summary>
 		public string Request { get; set; }
 		/// <summary>
-		/// Gets or sets JSON-stringified response object.
+		/// Gets or sets Response stataus text.
 		/// </summary>
 		public string Response { get; set; }
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DeleteEntryCommand.cs b/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DeleteEntryCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..79bc109b63c012d079ae5918c6ecae8d853f2d83
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DeleteEntryCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CacheStorage
+{
+	/// <summary>
+	/// Deletes a cache entry.
+	/// </summary>
+	[Command(ProtocolName.CacheStorage.DeleteEntry)]
+	[SupportedBy("Chrome")]
+	public class DeleteEntryCommand
+	{
+		/// <summary>
+		/// Gets or sets Id of cache where the entry will be deleted.
+		/// </summary>
+		public string CacheId { get; set; }
+		/// <summary>
+		/// Gets or sets URL spec of the request.
+		/// </summary>
+		public string Request { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DeleteEntryCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DeleteEntryCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ed4708c2c3b0c85be68b537a153c1a53cb6b912d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/CacheStorage/DeleteEntryCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.CacheStorage
+{
+	/// <summary>
+	/// Deletes a cache entry.
+	/// </summary>
+	[CommandResponse(ProtocolName.CacheStorage.DeleteEntry)]
+	[SupportedBy("Chrome")]
+	public class DeleteEntryCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/CaptureFrameCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/CaptureFrameCommandResponse.cs
deleted file mode 100644
index f8b11978d93d7976e6cd77ddd39bacd86d8c7fce..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/CaptureFrameCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// Starts (or continues) a canvas frame capturing which will be stopped automatically after the next frame is prepared.
-	/// </summary>
-	[CommandResponse(ProtocolName.Canvas.CaptureFrame)]
-	[SupportedBy("Chrome")]
-	public class CaptureFrameCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Identifier of the trace log containing captured canvas calls.
-		/// </summary>
-		public string TraceLogId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/DisableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/DisableCommand.cs
deleted file mode 100644
index c673832b312ad77da3a630535fc39957401ed88d..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/DisableCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// Disables Canvas inspection.
-	/// </summary>
-	[Command(ProtocolName.Canvas.Disable)]
-	[SupportedBy("Chrome")]
-	public class DisableCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/DropTraceLogCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/DropTraceLogCommand.cs
deleted file mode 100644
index 0938475417febc59f645df8aaf7113b071cae91b..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/DropTraceLogCommand.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[Command(ProtocolName.Canvas.DropTraceLog)]
-	[SupportedBy("Chrome")]
-	public class DropTraceLogCommand
-	{
-		/// <summary>
-		/// Gets or sets TraceLogId
-		/// </summary>
-		public string TraceLogId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/DropTraceLogCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/DropTraceLogCommandResponse.cs
deleted file mode 100644
index 6e7360d09084d88ef2200d04fde3625c0cfb81f7..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/DropTraceLogCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[CommandResponse(ProtocolName.Canvas.DropTraceLog)]
-	[SupportedBy("Chrome")]
-	public class DropTraceLogCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/EnableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/EnableCommandResponse.cs
deleted file mode 100644
index f065a7c2495696bca844da26e469987c7f347e4e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/EnableCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// Enables Canvas inspection.
-	/// </summary>
-	[CommandResponse(ProtocolName.Canvas.Enable)]
-	[SupportedBy("Chrome")]
-	public class EnableCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/GetResourceStateCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/GetResourceStateCommand.cs
deleted file mode 100644
index d7bff830e4d909bc4230f0c60fbb68be886632c5..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/GetResourceStateCommand.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[Command(ProtocolName.Canvas.GetResourceState)]
-	[SupportedBy("Chrome")]
-	public class GetResourceStateCommand
-	{
-		/// <summary>
-		/// Gets or sets TraceLogId
-		/// </summary>
-		public string TraceLogId { get; set; }
-		/// <summary>
-		/// Gets or sets ResourceId
-		/// </summary>
-		public string ResourceId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/GetResourceStateCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/GetResourceStateCommandResponse.cs
deleted file mode 100644
index 796e7ab5f62faee039181ca1cdfef818d0d0f621..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/GetResourceStateCommandResponse.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[CommandResponse(ProtocolName.Canvas.GetResourceState)]
-	[SupportedBy("Chrome")]
-	public class GetResourceStateCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets ResourceState
-		/// </summary>
-		public ResourceState ResourceState { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/GetTraceLogCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/GetTraceLogCommandResponse.cs
deleted file mode 100644
index 4fa291579ecba80572e4a78841d90cd74e16e0b8..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/GetTraceLogCommandResponse.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[CommandResponse(ProtocolName.Canvas.GetTraceLog)]
-	[SupportedBy("Chrome")]
-	public class GetTraceLogCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets TraceLog
-		/// </summary>
-		public TraceLog TraceLog { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/HasUninstrumentedCanvasesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/HasUninstrumentedCanvasesCommand.cs
deleted file mode 100644
index 2ac3ffe76b8e468fe1d31c84df2a8a84f0cfd396..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/HasUninstrumentedCanvasesCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// Checks if there is any uninstrumented canvas in the inspected page.
-	/// </summary>
-	[Command(ProtocolName.Canvas.HasUninstrumentedCanvases)]
-	[SupportedBy("Chrome")]
-	public class HasUninstrumentedCanvasesCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/HasUninstrumentedCanvasesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/HasUninstrumentedCanvasesCommandResponse.cs
deleted file mode 100644
index dd24ea0c120109d2f469f3a2edccf95d79a053c5..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/HasUninstrumentedCanvasesCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// Checks if there is any uninstrumented canvas in the inspected page.
-	/// </summary>
-	[CommandResponse(ProtocolName.Canvas.HasUninstrumentedCanvases)]
-	[SupportedBy("Chrome")]
-	public class HasUninstrumentedCanvasesCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Result
-		/// </summary>
-		public bool Result { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/ReplayTraceLogCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/ReplayTraceLogCommand.cs
deleted file mode 100644
index 34fc57033cf71e6380ac5130407d0227a60e9929..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/ReplayTraceLogCommand.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[Command(ProtocolName.Canvas.ReplayTraceLog)]
-	[SupportedBy("Chrome")]
-	public class ReplayTraceLogCommand
-	{
-		/// <summary>
-		/// Gets or sets TraceLogId
-		/// </summary>
-		public string TraceLogId { get; set; }
-		/// <summary>
-		/// Gets or sets Last call index in the trace log to replay (zero based).
-		/// </summary>
-		public long StepNo { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/ReplayTraceLogCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/ReplayTraceLogCommandResponse.cs
deleted file mode 100644
index 16ec6f5be4a9b54d86b38d4fe6041753f6faea9c..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/ReplayTraceLogCommandResponse.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[CommandResponse(ProtocolName.Canvas.ReplayTraceLog)]
-	[SupportedBy("Chrome")]
-	public class ReplayTraceLogCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets ResourceState
-		/// </summary>
-		public ResourceState ResourceState { get; set; }
-		/// <summary>
-		/// Gets or sets Replay time (in milliseconds).
-		/// </summary>
-		public double ReplayTime { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/StartCapturingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/StartCapturingCommandResponse.cs
deleted file mode 100644
index 3cab6c72143201d9a13ac0ecc1a9613a2e7941e9..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/StartCapturingCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// Starts (or continues) consecutive canvas frames capturing. The capturing is stopped by the corresponding stopCapturing command.
-	/// </summary>
-	[CommandResponse(ProtocolName.Canvas.StartCapturing)]
-	[SupportedBy("Chrome")]
-	public class StartCapturingCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Identifier of the trace log containing captured canvas calls.
-		/// </summary>
-		public string TraceLogId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/StopCapturingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/StopCapturingCommand.cs
deleted file mode 100644
index 0dcb94a498f1e07bee0b472633d69c169f5b701e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/StopCapturingCommand.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[Command(ProtocolName.Canvas.StopCapturing)]
-	[SupportedBy("Chrome")]
-	public class StopCapturingCommand
-	{
-		/// <summary>
-		/// Gets or sets TraceLogId
-		/// </summary>
-		public string TraceLogId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/StopCapturingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/StopCapturingCommandResponse.cs
deleted file mode 100644
index 22f72e072948bd2398399beef643d180f1453771..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/StopCapturingCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	[CommandResponse(ProtocolName.Canvas.StopCapturing)]
-	[SupportedBy("Chrome")]
-	public class StopCapturingCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/TraceLog.cs b/source/ChromeDevTools/Protocol/Chrome/Canvas/TraceLog.cs
deleted file mode 100644
index 0ac0af4bf86cb12d94e9742668e1dbda15539ef7..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/TraceLog.cs
+++ /dev/null
@@ -1,38 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
-{
-	/// <summary>
-	/// 
-	/// </summary>
-	[SupportedBy("Chrome")]
-	public class TraceLog
-	{
-		/// <summary>
-		/// Gets or sets Id
-		/// </summary>
-		public string Id { get; set; }
-		/// <summary>
-		/// Gets or sets Calls
-		/// </summary>
-		public Call[] Calls { get; set; }
-		/// <summary>
-		/// Gets or sets Contexts
-		/// </summary>
-		public CallArgument[] Contexts { get; set; }
-		/// <summary>
-		/// Gets or sets StartOffset
-		/// </summary>
-		public long StartOffset { get; set; }
-		/// <summary>
-		/// Gets or sets Alive
-		/// </summary>
-		public bool Alive { get; set; }
-		/// <summary>
-		/// Gets or sets TotalAvailableCalls
-		/// </summary>
-		public double TotalAvailableCalls { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommand.cs
index 400f9eb55dcb2e025248673dd5f98ad265af6d73..8cd25be7739f492425556f8fe3c584e8125dd3cb 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommand.cs
@@ -5,7 +5,7 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Console
 {
 	/// <summary>
-	/// Clears console messages collected in the browser.
+	/// Does nothing.
 	/// </summary>
 	[Command(ProtocolName.Console.ClearMessages)]
 	[SupportedBy("Chrome")]
diff --git a/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommandResponse.cs
index 95a2094d768342c750218d1400b5908ed40c7a5f..f9d5a628d45d547506f53574e23b81aba526d522 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Console/ClearMessagesCommandResponse.cs
@@ -5,7 +5,7 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Console
 {
 	/// <summary>
-	/// Clears console messages collected in the browser.
+	/// Does nothing.
 	/// </summary>
 	[CommandResponse(ProtocolName.Console.ClearMessages)]
 	[SupportedBy("Chrome")]
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/CollectClassNamesFromSubtreeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/CollectClassNamesFromSubtreeCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..22baa4b918f1b190ba96543602712e0dc6a3714c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/CollectClassNamesFromSubtreeCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
+{
+	/// <summary>
+	/// Collects class names for the node with given id and all of it's child nodes.
+	/// </summary>
+	[Command(ProtocolName.DOM.CollectClassNamesFromSubtree)]
+	[SupportedBy("Chrome")]
+	public class CollectClassNamesFromSubtreeCommand
+	{
+		/// <summary>
+		/// Gets or sets Id of the node to collect class names.
+		/// </summary>
+		public long NodeId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/CollectClassNamesFromSubtreeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/CollectClassNamesFromSubtreeCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4158d5f153b560a37553797d8cdcd7d055152204
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/CollectClassNamesFromSubtreeCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
+{
+	/// <summary>
+	/// Collects class names for the node with given id and all of it's child nodes.
+	/// </summary>
+	[CommandResponse(ProtocolName.DOM.CollectClassNamesFromSubtree)]
+	[SupportedBy("Chrome")]
+	public class CollectClassNamesFromSubtreeCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Class name list.
+		/// </summary>
+		public string[] ClassNames { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommand.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommand.cs
index f54815767818c671c0775a38156a4d12336f6710..66c92b6d9a9c94dd4440f23581f556871d6aea39 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommand.cs
@@ -5,11 +5,19 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 {
 	/// <summary>
-	/// Returns the root DOM node to the caller.
+	/// Returns the root DOM node (and optionally the subtree) to the caller.
 	/// </summary>
 	[Command(ProtocolName.DOM.GetDocument)]
 	[SupportedBy("Chrome")]
 	public class GetDocumentCommand
 	{
+		/// <summary>
+		/// Gets or sets The maximum depth at which children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.
+		/// </summary>
+		public long Depth { get; set; }
+		/// <summary>
+		/// Gets or sets Whether or not iframes and shadow roots should be traversed when returning the subtree (default is false).
+		/// </summary>
+		public bool Pierce { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommandResponse.cs
index bf91bddbcc8b39ed712fe8b810160ee515122be9..900ef72737562b661da95f42c8160122ff361fb9 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/GetDocumentCommandResponse.cs
@@ -5,7 +5,7 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 {
 	/// <summary>
-	/// Returns the root DOM node to the caller.
+	/// Returns the root DOM node (and optionally the subtree) to the caller.
 	/// </summary>
 	[CommandResponse(ProtocolName.DOM.GetDocument)]
 	[SupportedBy("Chrome")]
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/GetEventListenersForNodeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/GetEventListenersForNodeCommandResponse.cs
deleted file mode 100644
index 8540f9486f85272a1f950bb3798859d071ffe4b1..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/GetEventListenersForNodeCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
-{
-	/// <summary>
-	/// Returns event listeners relevant to the node.
-	/// </summary>
-	[CommandResponse(ProtocolName.DOM.GetEventListenersForNode)]
-	[SupportedBy("Chrome")]
-	public class GetEventListenersForNodeCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Array of relevant listeners.
-		/// </summary>
-		public EventListener[] Listeners { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/GetFlattenedDocumentCommand.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/GetFlattenedDocumentCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4d0b7d444604eb4eac2ffc265da7b0bbdca33a63
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/GetFlattenedDocumentCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
+{
+	/// <summary>
+	/// Returns the root DOM node (and optionally the subtree) to the caller.
+	/// </summary>
+	[Command(ProtocolName.DOM.GetFlattenedDocument)]
+	[SupportedBy("Chrome")]
+	public class GetFlattenedDocumentCommand
+	{
+		/// <summary>
+		/// Gets or sets The maximum depth at which children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.
+		/// </summary>
+		public long Depth { get; set; }
+		/// <summary>
+		/// Gets or sets Whether or not iframes and shadow roots should be traversed when returning the subtree (default is false).
+		/// </summary>
+		public bool Pierce { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/GetFlattenedDocumentCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/GetFlattenedDocumentCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7fc36610cc43ba22d84cda931b4ac8ee07a8e48f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/GetFlattenedDocumentCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
+{
+	/// <summary>
+	/// Returns the root DOM node (and optionally the subtree) to the caller.
+	/// </summary>
+	[CommandResponse(ProtocolName.DOM.GetFlattenedDocument)]
+	[SupportedBy("Chrome")]
+	public class GetFlattenedDocumentCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Resulting node.
+		/// </summary>
+		public Node[] Nodes { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/HighlightConfig.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/HighlightConfig.cs
index 3392e2a7285ce8a8896823d19ce51b0539366661..c7e1bba2cbcc083f4e40722086727f955e8644dc 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/HighlightConfig.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/HighlightConfig.cs
@@ -26,6 +26,10 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public bool? ShowExtensionLines { get; set; }
 		/// <summary>
+		/// Gets or sets DisplayAsMaterial
+		/// </summary>
+		public bool DisplayAsMaterial { get; set; }
+		/// <summary>
 		/// Gets or sets The content box highlight fill color (default: transparent).
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
@@ -60,5 +64,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public RGBA ShapeMarginColor { get; set; }
+		/// <summary>
+		/// Gets or sets Selectors to highlight relevant nodes.
+		/// </summary>
+		public string SelectorList { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/InspectMode.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/InspectMode.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5bd7e5cf5efd4fab31f6eff94c89ba870baff49a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/InspectMode.cs
@@ -0,0 +1,18 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM{
+	/// <summary>
+	/// 
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum InspectMode
+	{
+			SearchForNode,
+			SearchForUAShadowDOM,
+			None,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/InspectNodeRequestedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/InspectNodeRequestedEvent.cs
index 996544109d510cca5e115c66bf19c65b211ef32e..d57cee355e8df9498d3b2060cc126c2294e439f7 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/InspectNodeRequestedEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/InspectNodeRequestedEvent.cs
@@ -3,7 +3,7 @@ using MasterDevs.ChromeDevTools;using Newtonsoft.Json;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 {
 	/// <summary>
-	/// Fired when the node should be inspected. This happens after call to <code>setInspectModeEnabled</code>.
+	/// Fired when the node should be inspected. This happens after call to <code>setInspectMode</code>.
 	/// </summary>
 	[Event(ProtocolName.DOM.InspectNodeRequested)]
 	[SupportedBy("Chrome")]
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/Node.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/Node.cs
index 99bf6fb332a58b09fd96466b590cc59bd253f2e4..bec244e9b93c8e7d9788e08ae60b458f598eaf75 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/Node.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/Node.cs
@@ -15,6 +15,14 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 		/// </summary>
 		public long NodeId { get; set; }
 		/// <summary>
+		/// Gets or sets The id of the parent node if any.
+		/// </summary>
+		public long ParentId { get; set; }
+		/// <summary>
+		/// Gets or sets The BackendNodeId for this node.
+		/// </summary>
+		public long BackendNodeId { get; set; }
+		/// <summary>
 		/// Gets or sets <code>Node</code>'s nodeType.
 		/// </summary>
 		public long NodeType { get; set; }
@@ -130,5 +138,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public BackendNode[] DistributedNodes { get; set; }
+		/// <summary>
+		/// Gets or sets Whether the node is SVG.
+		/// </summary>
+		public bool IsSVG { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/NodeHighlightRequestedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/NodeHighlightRequestedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..40e59d065a9bd63644a17fb261c9347c522ad9d3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/NodeHighlightRequestedEvent.cs
@@ -0,0 +1,14 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
+{
+	[Event(ProtocolName.DOM.NodeHighlightRequested)]
+	[SupportedBy("Chrome")]
+	public class NodeHighlightRequestedEvent
+	{
+		/// <summary>
+		/// Gets or sets NodeId
+		/// </summary>
+		public long NodeId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeEnabledCommand.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeCommand.cs
similarity index 100%
rename from source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeEnabledCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeCommand.cs
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeEnabledCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeCommandResponse.cs
similarity index 77%
rename from source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeEnabledCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeCommandResponse.cs
index ca440529cd65f5872421f464a5663d1d2912b27d..40cd2e24fd2492ef8c2999b477fa1fc3489587cc 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeEnabledCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/SetInspectModeCommandResponse.cs
@@ -7,9 +7,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM
 	/// <summary>
 	/// Enters the 'inspect' mode. In this mode, elements that user is hovering over are highlighted. Backend then generates 'inspectNodeRequested' event upon element selection.
 	/// </summary>
-	[CommandResponse(ProtocolName.DOM.SetInspectModeEnabled)]
+	[CommandResponse(ProtocolName.DOM.SetInspectMode)]
 	[SupportedBy("Chrome")]
-	public class SetInspectModeEnabledCommandResponse
+	public class SetInspectModeCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOM/ShadowRootType.cs b/source/ChromeDevTools/Protocol/Chrome/DOM/ShadowRootType.cs
index 3746acf25b4df7f9c601b0a7b13b7376afa15d20..87cc8819b1d730a84f6f9ed97c31bf510164fd9e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/DOM/ShadowRootType.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOM/ShadowRootType.cs
@@ -13,6 +13,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOM{
 	{
 			[EnumMember(Value = "user-agent")]
 			User_agent,
-			Author,
+			Open,
+			Closed,
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/EventListener.cs b/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/EventListener.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b8299ee49b64ebdb0676450550095494ddc693fd
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/EventListener.cs
@@ -0,0 +1,54 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOMDebugger
+{
+	/// <summary>
+	/// Object event listener.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class EventListener
+	{
+		/// <summary>
+		/// Gets or sets <code>EventListener</code>'s type.
+		/// </summary>
+		public string Type { get; set; }
+		/// <summary>
+		/// Gets or sets <code>EventListener</code>'s useCapture.
+		/// </summary>
+		public bool UseCapture { get; set; }
+		/// <summary>
+		/// Gets or sets <code>EventListener</code>'s passive flag.
+		/// </summary>
+		public bool Passive { get; set; }
+		/// <summary>
+		/// Gets or sets <code>EventListener</code>'s once flag.
+		/// </summary>
+		public bool Once { get; set; }
+		/// <summary>
+		/// Gets or sets Script id of the handler code.
+		/// </summary>
+		public string ScriptId { get; set; }
+		/// <summary>
+		/// Gets or sets Line number in the script (0-based).
+		/// </summary>
+		public long LineNumber { get; set; }
+		/// <summary>
+		/// Gets or sets Column number in the script (0-based).
+		/// </summary>
+		public long ColumnNumber { get; set; }
+		/// <summary>
+		/// Gets or sets Event handler function value.
+		/// </summary>
+		public Runtime.RemoteObject Handler { get; set; }
+		/// <summary>
+		/// Gets or sets Event original handler function value.
+		/// </summary>
+		public Runtime.RemoteObject OriginalHandler { get; set; }
+		/// <summary>
+		/// Gets or sets Node the listener is added to (if any).
+		/// </summary>
+		public long BackendNodeId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/GetEventListenersCommand.cs b/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/GetEventListenersCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..46975a358f6c35f3bf0bc33a105270af3292b3f2
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/GetEventListenersCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOMDebugger
+{
+	/// <summary>
+	/// Returns event listeners of the given object.
+	/// </summary>
+	[Command(ProtocolName.DOMDebugger.GetEventListeners)]
+	[SupportedBy("Chrome")]
+	public class GetEventListenersCommand
+	{
+		/// <summary>
+		/// Gets or sets Identifier of the object to return listeners for.
+		/// </summary>
+		public string ObjectId { get; set; }
+		/// <summary>
+		/// Gets or sets The maximum depth at which Node children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.
+		/// </summary>
+		public long Depth { get; set; }
+		/// <summary>
+		/// Gets or sets Whether or not iframes and shadow roots should be traversed when returning the subtree (default is false). Reports listeners for all contexts if pierce is enabled.
+		/// </summary>
+		public bool Pierce { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/GetEventListenersCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/GetEventListenersCommandResponse.cs
similarity index 75%
rename from source/ChromeDevTools/Protocol/Chrome/Runtime/GetEventListenersCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/DOMDebugger/GetEventListenersCommandResponse.cs
index 05ef85dec6ff885e2a7c567de09a2c692ca2e40b..fb04af876c62b7dcb7c7b880996f1d2429d3f97f 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/GetEventListenersCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/DOMDebugger/GetEventListenersCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOMDebugger
 {
 	/// <summary>
 	/// Returns event listeners of the given object.
 	/// </summary>
-	[CommandResponse(ProtocolName.Runtime.GetEventListeners)]
+	[CommandResponse(ProtocolName.DOMDebugger.GetEventListeners)]
 	[SupportedBy("Chrome")]
 	public class GetEventListenersCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOMStorage/ClearCommand.cs b/source/ChromeDevTools/Protocol/Chrome/DOMStorage/ClearCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..55abddec764e3564fe19d1d37be6ad93b49deecb
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOMStorage/ClearCommand.cs
@@ -0,0 +1,16 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOMStorage
+{
+	[Command(ProtocolName.DOMStorage.Clear)]
+	[SupportedBy("Chrome")]
+	public class ClearCommand
+	{
+		/// <summary>
+		/// Gets or sets StorageId
+		/// </summary>
+		public StorageId StorageId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/DOMStorage/ClearCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/DOMStorage/ClearCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..50c70172d18fe4ba6426bd40012e82ba0913779a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/DOMStorage/ClearCommandResponse.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.DOMStorage
+{
+	[CommandResponse(ProtocolName.DOMStorage.Clear)]
+	[SupportedBy("Chrome")]
+	public class ClearCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/BreakLocation.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/BreakLocation.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2f8067a01abb24f8832084456e9900eed1813a5d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/BreakLocation.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// 
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class BreakLocation
+	{
+		/// <summary>
+		/// Gets or sets Script identifier as reported in the <code>Debugger.scriptParsed</code>.
+		/// </summary>
+		public string ScriptId { get; set; }
+		/// <summary>
+		/// Gets or sets Line number in the script (0-based).
+		/// </summary>
+		public long LineNumber { get; set; }
+		/// <summary>
+		/// Gets or sets Column number in the script (0-based).
+		/// </summary>
+		public long ColumnNumber { get; set; }
+		/// <summary>
+		/// Gets or sets Type
+		/// </summary>
+		public string Type { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/CanSetScriptSourceCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/CanSetScriptSourceCommand.cs
deleted file mode 100644
index 4def6f2d7f64191e730b6e8b0ee4c02635393012..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/CanSetScriptSourceCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Always returns true.
-	/// </summary>
-	[Command(ProtocolName.Debugger.CanSetScriptSource)]
-	[SupportedBy("Chrome")]
-	public class CanSetScriptSourceCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/CanSetScriptSourceCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/CanSetScriptSourceCommandResponse.cs
deleted file mode 100644
index 2c273136cffd3c961db98a8f2cf2782405cc9a6f..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/CanSetScriptSourceCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Always returns true.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.CanSetScriptSource)]
-	[SupportedBy("Chrome")]
-	public class CanSetScriptSourceCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets True if <code>setScriptSource</code> is supported.
-		/// </summary>
-		public bool Result { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/DisablePromiseTrackerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/DisablePromiseTrackerCommand.cs
deleted file mode 100644
index 850f3812cb95e5e4745bcf27b45ffc2b6a4266b8..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/DisablePromiseTrackerCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Disables promise tracking.
-	/// </summary>
-	[Command(ProtocolName.Debugger.DisablePromiseTracker)]
-	[SupportedBy("Chrome")]
-	public class DisablePromiseTrackerCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/DisablePromiseTrackerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/DisablePromiseTrackerCommandResponse.cs
deleted file mode 100644
index f3270b58e1dbd3e6f894a8ddead60c6f28e5828a..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/DisablePromiseTrackerCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Disables promise tracking.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.DisablePromiseTracker)]
-	[SupportedBy("Chrome")]
-	public class DisablePromiseTrackerCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/EnablePromiseTrackerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/EnablePromiseTrackerCommandResponse.cs
deleted file mode 100644
index efeece1e6419e045172798587196f2a2439906c0..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/EnablePromiseTrackerCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Enables promise tracking, information about <code>Promise</code>s created or updated will now be stored on the backend.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.EnablePromiseTracker)]
-	[SupportedBy("Chrome")]
-	public class EnablePromiseTrackerCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/FlushAsyncOperationEventsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/FlushAsyncOperationEventsCommand.cs
deleted file mode 100644
index d8436cd7bbe1219a3f635e05cbf66319933532b4..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/FlushAsyncOperationEventsCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Fires pending <code>asyncOperationStarted</code> events (if any), as if a debugger stepping session has just been started.
-	/// </summary>
-	[Command(ProtocolName.Debugger.FlushAsyncOperationEvents)]
-	[SupportedBy("Chrome")]
-	public class FlushAsyncOperationEventsCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/FlushAsyncOperationEventsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/FlushAsyncOperationEventsCommandResponse.cs
deleted file mode 100644
index ba46bc74f66d582e588fb3c07e9bedf43fe7bcd7..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/FlushAsyncOperationEventsCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Fires pending <code>asyncOperationStarted</code> events (if any), as if a debugger stepping session has just been started.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.FlushAsyncOperationEvents)]
-	[SupportedBy("Chrome")]
-	public class FlushAsyncOperationEventsCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetBacktraceCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetBacktraceCommand.cs
deleted file mode 100644
index e55e6171288d62d68ffb1d7047318a1c14ddf07e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetBacktraceCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns call stack including variables changed since VM was paused. VM must be paused.
-	/// </summary>
-	[Command(ProtocolName.Debugger.GetBacktrace)]
-	[SupportedBy("Chrome")]
-	public class GetBacktraceCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetCollectionEntriesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetCollectionEntriesCommand.cs
deleted file mode 100644
index b5c990f5cb9663e3b35976b05457b3006fdfce56..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetCollectionEntriesCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns entries of given collection.
-	/// </summary>
-	[Command(ProtocolName.Debugger.GetCollectionEntries)]
-	[SupportedBy("Chrome")]
-	public class GetCollectionEntriesCommand
-	{
-		/// <summary>
-		/// Gets or sets Id of the collection to get entries for.
-		/// </summary>
-		public string ObjectId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetCollectionEntriesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetCollectionEntriesCommandResponse.cs
deleted file mode 100644
index 14251d294d0d3a9a6aed73ccdaf8d71550c393cc..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetCollectionEntriesCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns entries of given collection.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.GetCollectionEntries)]
-	[SupportedBy("Chrome")]
-	public class GetCollectionEntriesCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Array of collection entries.
-		/// </summary>
-		public CollectionEntry[] Entries { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetFunctionDetailsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetFunctionDetailsCommand.cs
deleted file mode 100644
index af920c25f671d362de5f158137cd0a411f17407e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetFunctionDetailsCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns detailed information on given function.
-	/// </summary>
-	[Command(ProtocolName.Debugger.GetFunctionDetails)]
-	[SupportedBy("Chrome")]
-	public class GetFunctionDetailsCommand
-	{
-		/// <summary>
-		/// Gets or sets Id of the function to get details for.
-		/// </summary>
-		public string FunctionId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetFunctionDetailsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetFunctionDetailsCommandResponse.cs
deleted file mode 100644
index 510c66c2b50c184ff54e2ecd17feca8770803092..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetFunctionDetailsCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns detailed information on given function.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.GetFunctionDetails)]
-	[SupportedBy("Chrome")]
-	public class GetFunctionDetailsCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Information about the function.
-		/// </summary>
-		public FunctionDetails Details { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetGeneratorObjectDetailsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetGeneratorObjectDetailsCommand.cs
deleted file mode 100644
index ed06491da13bd20f6153de405d8da1be4e11c73a..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetGeneratorObjectDetailsCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns detailed information on given generator object.
-	/// </summary>
-	[Command(ProtocolName.Debugger.GetGeneratorObjectDetails)]
-	[SupportedBy("Chrome")]
-	public class GetGeneratorObjectDetailsCommand
-	{
-		/// <summary>
-		/// Gets or sets Id of the generator object to get details for.
-		/// </summary>
-		public string ObjectId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetGeneratorObjectDetailsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetGeneratorObjectDetailsCommandResponse.cs
deleted file mode 100644
index 4a6c37ab54bbc06b26a28b769003d1da4c11505b..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetGeneratorObjectDetailsCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns detailed information on given generator object.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.GetGeneratorObjectDetails)]
-	[SupportedBy("Chrome")]
-	public class GetGeneratorObjectDetailsCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Information about the generator object.
-		/// </summary>
-		public GeneratorObjectDetails Details { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPossibleBreakpointsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPossibleBreakpointsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..17cf11550f8d63c52acffece041f027113585117
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPossibleBreakpointsCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Returns possible locations for breakpoint. scriptId in start and end range locations should be the same.
+	/// </summary>
+	[Command(ProtocolName.Debugger.GetPossibleBreakpoints)]
+	[SupportedBy("Chrome")]
+	public class GetPossibleBreakpointsCommand
+	{
+		/// <summary>
+		/// Gets or sets Start of range to search possible breakpoint locations in.
+		/// </summary>
+		public Location Start { get; set; }
+		/// <summary>
+		/// Gets or sets End of range to search possible breakpoint locations in (excluding). When not specifed, end of scripts is used as end of range.
+		/// </summary>
+		public Location End { get; set; }
+		/// <summary>
+		/// Gets or sets Only consider locations which are in the same (non-nested) function as start.
+		/// </summary>
+		public bool RestrictToFunction { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPossibleBreakpointsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPossibleBreakpointsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a638224d38b151b2a221828eab3f9c7a2bbf81a5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPossibleBreakpointsCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Returns possible locations for breakpoint. scriptId in start and end range locations should be the same.
+	/// </summary>
+	[CommandResponse(ProtocolName.Debugger.GetPossibleBreakpoints)]
+	[SupportedBy("Chrome")]
+	public class GetPossibleBreakpointsCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets List of the possible breakpoint locations.
+		/// </summary>
+		public BreakLocation[] Locations { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromiseByIdCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromiseByIdCommandResponse.cs
deleted file mode 100644
index 61f84da425ec848f9f1fa4824a8f00b78a359efc..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromiseByIdCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns <code>Promise</code> with specified ID.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.GetPromiseById)]
-	[SupportedBy("Chrome")]
-	public class GetPromiseByIdCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Object wrapper for <code>Promise</code> with specified ID, if any.
-		/// </summary>
-		public Runtime.RemoteObject Promise { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromisesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromisesCommand.cs
deleted file mode 100644
index 5804ca2d97144cb593a279a77f980c95dff83e87..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromisesCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns detailed information about all <code>Promise</code>s that were created or updated after the <code>enablePromiseTracker</code> command, and have not been garbage collected yet.
-	/// </summary>
-	[Command(ProtocolName.Debugger.GetPromises)]
-	[SupportedBy("Chrome")]
-	public class GetPromisesCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromisesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromisesCommandResponse.cs
deleted file mode 100644
index 2ca56745da07dc499cc06aa716b695512a8943d1..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetPromisesCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Returns detailed information about all <code>Promise</code>s that were created or updated after the <code>enablePromiseTracker</code> command, and have not been garbage collected yet.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.GetPromises)]
-	[SupportedBy("Chrome")]
-	public class GetPromisesCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Information about stored promises.
-		/// </summary>
-		public PromiseDetails[] Promises { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetStepInPositionsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/GetStepInPositionsCommand.cs
deleted file mode 100644
index 1d76aed45bc52583d5dd34613b0b49ffcfa1e897..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/GetStepInPositionsCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Lists all positions where step-in is possible for a current statement in a specified call frame
-	/// </summary>
-	[Command(ProtocolName.Debugger.GetStepInPositions)]
-	[SupportedBy("Chrome")]
-	public class GetStepInPositionsCommand
-	{
-		/// <summary>
-		/// Gets or sets Id of a call frame where the current statement should be analized
-		/// </summary>
-		public string CallFrameId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/RemoveAsyncOperationBreakpointCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/RemoveAsyncOperationBreakpointCommand.cs
deleted file mode 100644
index 1bd8d992709e8e4ff6307762e340efdaa64d07da..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/RemoveAsyncOperationBreakpointCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Removes AsyncOperation breakpoint.
-	/// </summary>
-	[Command(ProtocolName.Debugger.RemoveAsyncOperationBreakpoint)]
-	[SupportedBy("Chrome")]
-	public class RemoveAsyncOperationBreakpointCommand
-	{
-		/// <summary>
-		/// Gets or sets ID of the async operation to remove breakpoint for.
-		/// </summary>
-		public long OperationId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/RemoveAsyncOperationBreakpointCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/RemoveAsyncOperationBreakpointCommandResponse.cs
deleted file mode 100644
index c4380d218b7bcacf06cb079db83618a75711645b..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/RemoveAsyncOperationBreakpointCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Removes AsyncOperation breakpoint.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.RemoveAsyncOperationBreakpoint)]
-	[SupportedBy("Chrome")]
-	public class RemoveAsyncOperationBreakpointCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/ScheduleStepIntoAsyncCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/ScheduleStepIntoAsyncCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2591ad6decb3882d65a5a4059a8dee0f28d0c01f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/ScheduleStepIntoAsyncCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Steps into next scheduled async task if any is scheduled before next pause. Returns success when async task is actually scheduled, returns error if no task were scheduled or another scheduleStepIntoAsync was called.
+	/// </summary>
+	[Command(ProtocolName.Debugger.ScheduleStepIntoAsync)]
+	[SupportedBy("Chrome")]
+	public class ScheduleStepIntoAsyncCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/ScheduleStepIntoAsyncCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/ScheduleStepIntoAsyncCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..e6e5967d9f3c3a7cae31dd72613adfa919dfa5f3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/ScheduleStepIntoAsyncCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Steps into next scheduled async task if any is scheduled before next pause. Returns success when async task is actually scheduled, returns error if no task were scheduled or another scheduleStepIntoAsync was called.
+	/// </summary>
+	[CommandResponse(ProtocolName.Debugger.ScheduleStepIntoAsync)]
+	[SupportedBy("Chrome")]
+	public class ScheduleStepIntoAsyncCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/Scope.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/Scope.cs
index 58a0d7f27245c75b186deee1df65558b244f3272..7ade59b2de71e9101a1a56fb799e0433254d321e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/Scope.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/Scope.cs
@@ -18,5 +18,17 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
 		/// Gets or sets Object representing the scope. For <code>global</code> and <code>with</code> scopes it represents the actual object; for the rest of the scopes, it is artificial transient object enumerating scope variables as its properties.
 		/// </summary>
 		public Runtime.RemoteObject Object { get; set; }
+		/// <summary>
+		/// Gets or sets Name
+		/// </summary>
+		public string Name { get; set; }
+		/// <summary>
+		/// Gets or sets Location in the source code where scope starts
+		/// </summary>
+		public Location StartLocation { get; set; }
+		/// <summary>
+		/// Gets or sets Location in the source code where scope ends
+		/// </summary>
+		public Location EndLocation { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/CollectionEntry.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/ScriptPosition.cs
similarity index 100%
rename from source/ChromeDevTools/Protocol/Chrome/Debugger/CollectionEntry.cs
rename to source/ChromeDevTools/Protocol/Chrome/Debugger/ScriptPosition.cs
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetAsyncOperationBreakpointCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetAsyncOperationBreakpointCommand.cs
deleted file mode 100644
index 8767bec8367bc9236c5c58d046c52ea5ca22e457..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetAsyncOperationBreakpointCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Sets breakpoint on AsyncOperation callback handler.
-	/// </summary>
-	[Command(ProtocolName.Debugger.SetAsyncOperationBreakpoint)]
-	[SupportedBy("Chrome")]
-	public class SetAsyncOperationBreakpointCommand
-	{
-		/// <summary>
-		/// Gets or sets ID of the async operation to set breakpoint for.
-		/// </summary>
-		public long OperationId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetAsyncOperationBreakpointCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetAsyncOperationBreakpointCommandResponse.cs
deleted file mode 100644
index 63c807b5a982b50bd4dfe9cdff42f1b109153a5a..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetAsyncOperationBreakpointCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Sets breakpoint on AsyncOperation callback handler.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.SetAsyncOperationBreakpoint)]
-	[SupportedBy("Chrome")]
-	public class SetAsyncOperationBreakpointCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxPatternsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxPatternsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4968b88545c0feeaf05165ff9ae1e1552606e782
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxPatternsCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Replace previous blackbox patterns with passed ones. Forces backend to skip stepping/pausing in scripts with url matching one of the patterns. VM will try to leave blackboxed script by performing 'step in' several times, finally resorting to 'step out' if unsuccessful.
+	/// </summary>
+	[Command(ProtocolName.Debugger.SetBlackboxPatterns)]
+	[SupportedBy("Chrome")]
+	public class SetBlackboxPatternsCommand
+	{
+		/// <summary>
+		/// Gets or sets Array of regexps that will be used to check script url for blackbox state.
+		/// </summary>
+		public string[] Patterns { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxPatternsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxPatternsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..845823e0a61f43c091bdf72d2e7d4cdd01d919d1
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxPatternsCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Replace previous blackbox patterns with passed ones. Forces backend to skip stepping/pausing in scripts with url matching one of the patterns. VM will try to leave blackboxed script by performing 'step in' several times, finally resorting to 'step out' if unsuccessful.
+	/// </summary>
+	[CommandResponse(ProtocolName.Debugger.SetBlackboxPatterns)]
+	[SupportedBy("Chrome")]
+	public class SetBlackboxPatternsCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxedRangesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxedRangesCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f2b39e798f4228b850068d0efde969efaaaa1aca
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxedRangesCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Makes backend skip steps in the script in blackboxed ranges. VM will try leave blacklisted scripts by performing 'step in' several times, finally resorting to 'step out' if unsuccessful. Positions array contains positions where blackbox state is changed. First interval isn't blackboxed. Array should be sorted.
+	/// </summary>
+	[Command(ProtocolName.Debugger.SetBlackboxedRanges)]
+	[SupportedBy("Chrome")]
+	public class SetBlackboxedRangesCommand
+	{
+		/// <summary>
+		/// Gets or sets Id of the script.
+		/// </summary>
+		public string ScriptId { get; set; }
+		/// <summary>
+		/// Gets or sets Positions
+		/// </summary>
+		public ScriptPosition[] Positions { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxedRangesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxedRangesCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5328b5631b6338dbc2eeaf100de519433f7b61ab
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetBlackboxedRangesCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+{
+	/// <summary>
+	/// Makes backend skip steps in the script in blackboxed ranges. VM will try leave blacklisted scripts by performing 'step in' several times, finally resorting to 'step out' if unsuccessful. Positions array contains positions where blackbox state is changed. First interval isn't blackboxed. Array should be sorted.
+	/// </summary>
+	[CommandResponse(ProtocolName.Debugger.SetBlackboxedRanges)]
+	[SupportedBy("Chrome")]
+	public class SetBlackboxedRangesCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetSkipAllPausesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetSkipAllPausesCommand.cs
index 4bebcd75525f3e0c9ae285428d09f3cfff3b5fb7..c5f21387228538db0038ed6f21101422206c521d 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetSkipAllPausesCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetSkipAllPausesCommand.cs
@@ -14,6 +14,6 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
 		/// <summary>
 		/// Gets or sets New value for skip pauses state.
 		/// </summary>
-		public bool Skipped { get; set; }
+		public bool Skip { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetVariableValueCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetVariableValueCommandResponse.cs
index 01b6d161e7566779502307fe55f125a1e3ae284b..0d83753a05255dff705ed8f6b8bcce0a9d7f5d18 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/SetVariableValueCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Debugger/SetVariableValueCommandResponse.cs
@@ -5,7 +5,7 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
 {
 	/// <summary>
-	/// Changes value of variable in a callframe or a closure. Either callframe or function must be specified. Object-based scopes are not supported and must be mutated manually.
+	/// Changes value of variable in a callframe. Object-based scopes are not supported and must be mutated manually.
 	/// </summary>
 	[CommandResponse(ProtocolName.Debugger.SetVariableValue)]
 	[SupportedBy("Chrome")]
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/SkipStackFramesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/SkipStackFramesCommandResponse.cs
deleted file mode 100644
index c9ea0d1eebede40d830b3f6d3c4b64b3474faff6..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/SkipStackFramesCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Makes backend skip steps in the sources with names matching given pattern. VM will try leave blacklisted scripts by performing 'step in' several times, finally resorting to 'step out' if unsuccessful.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.SkipStackFrames)]
-	[SupportedBy("Chrome")]
-	public class SkipStackFramesCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/StepIntoAsyncCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/StepIntoAsyncCommand.cs
deleted file mode 100644
index 8eb8649e6ff5f565af3642d092fdd223d7554b93..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/StepIntoAsyncCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Steps into the first async operation handler that was scheduled by or after the current statement.
-	/// </summary>
-	[Command(ProtocolName.Debugger.StepIntoAsync)]
-	[SupportedBy("Chrome")]
-	public class StepIntoAsyncCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/StepIntoAsyncCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Debugger/StepIntoAsyncCommandResponse.cs
deleted file mode 100644
index f74ddff0d23a44a4deffd976a90af533d770b039..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/StepIntoAsyncCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
-{
-	/// <summary>
-	/// Steps into the first async operation handler that was scheduled by or after the current statement.
-	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.StepIntoAsync)]
-	[SupportedBy("Chrome")]
-	public class StepIntoAsyncCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ForceViewportCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ForceViewportCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..554f0f004fda62debdb56dcd84036b109b179814
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ForceViewportCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Overrides the visible area of the page. The change is hidden from the page, i.e. the observable scroll position and page scale does not change. In effect, the command moves the specified area of the page into the top-left corner of the frame.
+	/// </summary>
+	[Command(ProtocolName.Emulation.ForceViewport)]
+	[SupportedBy("Chrome")]
+	public class ForceViewportCommand
+	{
+		/// <summary>
+		/// Gets or sets X coordinate of top-left corner of the area (CSS pixels).
+		/// </summary>
+		public double X { get; set; }
+		/// <summary>
+		/// Gets or sets Y coordinate of top-left corner of the area (CSS pixels).
+		/// </summary>
+		public double Y { get; set; }
+		/// <summary>
+		/// Gets or sets Scale to apply to the area (relative to a page scale of 1.0).
+		/// </summary>
+		public double Scale { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ForceViewportCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ForceViewportCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8e99770aae53a547e191d8de163c0231ef4b2189
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ForceViewportCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Overrides the visible area of the page. The change is hidden from the page, i.e. the observable scroll position and page scale does not change. In effect, the command moves the specified area of the page into the top-left corner of the frame.
+	/// </summary>
+	[CommandResponse(ProtocolName.Emulation.ForceViewport)]
+	[SupportedBy("Chrome")]
+	public class ForceViewportCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetScrollAndPageScaleFactorCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetPageScaleFactorCommand.cs
similarity index 52%
rename from source/ChromeDevTools/Protocol/Chrome/Emulation/ResetScrollAndPageScaleFactorCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Emulation/ResetPageScaleFactorCommand.cs
index aad69b72192714ced50d9776b8356ede9482d69e..2025d8bed1a3a46f6fe6b0fabab2b6cea39d0e61 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetScrollAndPageScaleFactorCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetPageScaleFactorCommand.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
 {
 	/// <summary>
-	/// Requests that scroll offsets and page scale factor are reset to initial values.
+	/// Requests that page scale factor is reset to initial values.
 	/// </summary>
-	[Command(ProtocolName.Emulation.ResetScrollAndPageScaleFactor)]
+	[Command(ProtocolName.Emulation.ResetPageScaleFactor)]
 	[SupportedBy("Chrome")]
-	public class ResetScrollAndPageScaleFactorCommand
+	public class ResetPageScaleFactorCommand
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetScrollAndPageScaleFactorCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetPageScaleFactorCommandResponse.cs
similarity index 50%
rename from source/ChromeDevTools/Protocol/Chrome/Emulation/ResetScrollAndPageScaleFactorCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Emulation/ResetPageScaleFactorCommandResponse.cs
index bf5c02fc71b874186333fa6d1073aa9559503cc8..79efddea2d6d777dcf57abedec558eefbace9ce1 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetScrollAndPageScaleFactorCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetPageScaleFactorCommandResponse.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
 {
 	/// <summary>
-	/// Requests that scroll offsets and page scale factor are reset to initial values.
+	/// Requests that page scale factor is reset to initial values.
 	/// </summary>
-	[CommandResponse(ProtocolName.Emulation.ResetScrollAndPageScaleFactor)]
+	[CommandResponse(ProtocolName.Emulation.ResetPageScaleFactor)]
 	[SupportedBy("Chrome")]
-	public class ResetScrollAndPageScaleFactorCommandResponse
+	public class ResetPageScaleFactorCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetViewportCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetViewportCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..16f5d7e538bc4a40a5ad0eff766d943afa517694
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetViewportCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Resets the visible area of the page to the original viewport, undoing any effects of the <code>forceViewport</code> command.
+	/// </summary>
+	[Command(ProtocolName.Emulation.ResetViewport)]
+	[SupportedBy("Chrome")]
+	public class ResetViewportCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetViewportCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetViewportCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8a044f889888dbd539c9c0de74ff87e6230f9f5d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ResetViewportCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Resets the visible area of the page to the original viewport, undoing any effects of the <code>forceViewport</code> command.
+	/// </summary>
+	[CommandResponse(ProtocolName.Emulation.ResetViewport)]
+	[SupportedBy("Chrome")]
+	public class ResetViewportCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/ScreenOrientation.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/ScreenOrientation.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f32aa55356d52b8a6f9268b4cf581879275ebd28
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/ScreenOrientation.cs
@@ -0,0 +1,22 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Screen orientation.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class ScreenOrientation
+	{
+		/// <summary>
+		/// Gets or sets Orientation type.
+		/// </summary>
+		public string Type { get; set; }
+		/// <summary>
+		/// Gets or sets Orientation angle.
+		/// </summary>
+		public long Angle { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetCPUThrottlingRateCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetCPUThrottlingRateCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7d4a571325acd4bb1924eea67df243ad33c68e69
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetCPUThrottlingRateCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Enables CPU throttling to emulate slow CPUs.
+	/// </summary>
+	[Command(ProtocolName.Emulation.SetCPUThrottlingRate)]
+	[SupportedBy("Chrome")]
+	public class SetCPUThrottlingRateCommand
+	{
+		/// <summary>
+		/// Gets or sets Throttling rate as a slowdown factor (1 is no throttle, 2 is 2x slowdown, etc).
+		/// </summary>
+		public double Rate { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetCPUThrottlingRateCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetCPUThrottlingRateCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..c003b34893571e243dbf55e81e775e5e27234cb2
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetCPUThrottlingRateCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Enables CPU throttling to emulate slow CPUs.
+	/// </summary>
+	[CommandResponse(ProtocolName.Emulation.SetCPUThrottlingRate)]
+	[SupportedBy("Chrome")]
+	public class SetCPUThrottlingRateCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDefaultBackgroundColorOverrideCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDefaultBackgroundColorOverrideCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9577979539fdfa311677945096c7efb1e7937997
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDefaultBackgroundColorOverrideCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Sets or clears an override of the default background color of the frame. This override is used if the content does not specify one.
+	/// </summary>
+	[Command(ProtocolName.Emulation.SetDefaultBackgroundColorOverride)]
+	[SupportedBy("Chrome")]
+	public class SetDefaultBackgroundColorOverrideCommand
+	{
+		/// <summary>
+		/// Gets or sets RGBA of the default background color. If not specified, any existing override will be cleared.
+		/// </summary>
+		public DOM.RGBA Color { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDefaultBackgroundColorOverrideCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDefaultBackgroundColorOverrideCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b56cc2825ad128e9dc0ffc56088446ac4bcefc90
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDefaultBackgroundColorOverrideCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Sets or clears an override of the default background color of the frame. This override is used if the content does not specify one.
+	/// </summary>
+	[CommandResponse(ProtocolName.Emulation.SetDefaultBackgroundColorOverride)]
+	[SupportedBy("Chrome")]
+	public class SetDefaultBackgroundColorOverrideCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDeviceMetricsOverrideCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDeviceMetricsOverrideCommand.cs
index f9f82e25f3ef861c1736bca1e9f7c2412b2cae02..a7b431905f9567052ca730d87a73b93adbbb2cd9 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDeviceMetricsOverrideCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetDeviceMetricsOverrideCommand.cs
@@ -37,14 +37,34 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public double Scale { get; set; }
 		/// <summary>
-		/// Gets or sets X offset to shift resulting view image by. Ignored in |fitWindow| mode.
+		/// Gets or sets Not used.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public double OffsetX { get; set; }
 		/// <summary>
-		/// Gets or sets Y offset to shift resulting view image by. Ignored in |fitWindow| mode.
+		/// Gets or sets Not used.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public double OffsetY { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding screen width value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long ScreenWidth { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding screen height value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long ScreenHeight { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding view X position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long PositionX { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding view Y position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long PositionY { get; set; }
+		/// <summary>
+		/// Gets or sets Screen orientation override.
+		/// </summary>
+		public ScreenOrientation ScreenOrientation { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVirtualTimePolicyCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVirtualTimePolicyCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f36aa02e30d7954bab4c3798299957c3ad799f84
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVirtualTimePolicyCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Turns on virtual time for all frames (replacing real-time with a synthetic time source) and sets the current virtual time policy.  Note this supersedes any previous time budget.
+	/// </summary>
+	[Command(ProtocolName.Emulation.SetVirtualTimePolicy)]
+	[SupportedBy("Chrome")]
+	public class SetVirtualTimePolicyCommand
+	{
+		/// <summary>
+		/// Gets or sets Policy
+		/// </summary>
+		public string Policy { get; set; }
+		/// <summary>
+		/// Gets or sets If set, after this many virtual milliseconds have elapsed virtual time will be paused and a virtualTimeBudgetExpired event is sent.
+		/// </summary>
+		public long Budget { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVirtualTimePolicyCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVirtualTimePolicyCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..93e68a7509cfe3d8e07aabbf160ccce2adffd6c1
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVirtualTimePolicyCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Turns on virtual time for all frames (replacing real-time with a synthetic time source) and sets the current virtual time policy.  Note this supersedes any previous time budget.
+	/// </summary>
+	[CommandResponse(ProtocolName.Emulation.SetVirtualTimePolicy)]
+	[SupportedBy("Chrome")]
+	public class SetVirtualTimePolicyCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVisibleSizeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVisibleSizeCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..75209a7d6bb21e6fcd44223ae840220edcf57616
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVisibleSizeCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Resizes the frame/viewport of the page. Note that this does not affect the frame's container (e.g. browser window). Can be used to produce screenshots of the specified size. Not supported on Android.
+	/// </summary>
+	[Command(ProtocolName.Emulation.SetVisibleSize)]
+	[SupportedBy("Chrome")]
+	public class SetVisibleSizeCommand
+	{
+		/// <summary>
+		/// Gets or sets Frame width (DIP).
+		/// </summary>
+		public long Width { get; set; }
+		/// <summary>
+		/// Gets or sets Frame height (DIP).
+		/// </summary>
+		public long Height { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVisibleSizeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVisibleSizeCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..034134d263b7754d070b71f5e4c6d0771e399fb6
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/SetVisibleSizeCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Resizes the frame/viewport of the page. Note that this does not affect the frame's container (e.g. browser window). Can be used to produce screenshots of the specified size. Not supported on Android.
+	/// </summary>
+	[CommandResponse(ProtocolName.Emulation.SetVisibleSize)]
+	[SupportedBy("Chrome")]
+	public class SetVisibleSizeCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/Viewport.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/Viewport.cs
deleted file mode 100644
index 9fce93b15a1e682906f096c56d0ae6cda1bc2181..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Emulation/Viewport.cs
+++ /dev/null
@@ -1,42 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
-{
-	/// <summary>
-	/// Visible page viewport
-	/// </summary>
-	[SupportedBy("Chrome")]
-	public class Viewport
-	{
-		/// <summary>
-		/// Gets or sets X scroll offset in CSS pixels.
-		/// </summary>
-		public double ScrollX { get; set; }
-		/// <summary>
-		/// Gets or sets Y scroll offset in CSS pixels.
-		/// </summary>
-		public double ScrollY { get; set; }
-		/// <summary>
-		/// Gets or sets Contents width in CSS pixels.
-		/// </summary>
-		public double ContentsWidth { get; set; }
-		/// <summary>
-		/// Gets or sets Contents height in CSS pixels.
-		/// </summary>
-		public double ContentsHeight { get; set; }
-		/// <summary>
-		/// Gets or sets Page scale factor.
-		/// </summary>
-		public double PageScaleFactor { get; set; }
-		/// <summary>
-		/// Gets or sets Minimum page scale factor.
-		/// </summary>
-		public double MinimumPageScaleFactor { get; set; }
-		/// <summary>
-		/// Gets or sets Maximum page scale factor.
-		/// </summary>
-		public double MaximumPageScaleFactor { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/VirtualTimeBudgetExpiredEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/VirtualTimeBudgetExpiredEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d13e0018677d3d714c360fc5f25933b939fefd42
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/VirtualTimeBudgetExpiredEvent.cs
@@ -0,0 +1,13 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation
+{
+	/// <summary>
+	/// Notification sent after the virual time budget for the current VirtualTimePolicy has run out.
+	/// </summary>
+	[Event(ProtocolName.Emulation.VirtualTimeBudgetExpired)]
+	[SupportedBy("Chrome")]
+	public class VirtualTimeBudgetExpiredEvent
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Emulation/VirtualTimePolicy.cs b/source/ChromeDevTools/Protocol/Chrome/Emulation/VirtualTimePolicy.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9f172946ad13d0f68bd31fb6dbbb8821df015a7a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Emulation/VirtualTimePolicy.cs
@@ -0,0 +1,18 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Emulation{
+	/// <summary>
+	/// advance: If the scheduler runs out of immediate work, the virtual time base may fast forward to allow the next delayed task (if any) to run; pause: The virtual time base may not advance; pauseIfNetworkFetchesPending: The virtual time base may not advance if there are any pending resource fetches.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum VirtualTimePolicy
+	{
+			Advance,
+			Pause,
+			PauseIfNetworkFetchesPending,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DeleteEntryCommand.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/DeleteEntryCommand.cs
deleted file mode 100644
index 7741ae92cf605ea6ff8846193409a208dd9b547e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DeleteEntryCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Deletes specified entry. If the entry is a directory, the agent deletes children recursively.
-	/// </summary>
-	[Command(ProtocolName.FileSystem.DeleteEntry)]
-	[SupportedBy("Chrome")]
-	public class DeleteEntryCommand
-	{
-		/// <summary>
-		/// Gets or sets URL of the entry to delete.
-		/// </summary>
-		public string Url { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DeleteEntryCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/DeleteEntryCommandResponse.cs
deleted file mode 100644
index afb35070d24a6fe2d29d9c07eceb1d5f01cbf459..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DeleteEntryCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Deletes specified entry. If the entry is a directory, the agent deletes children recursively.
-	/// </summary>
-	[CommandResponse(ProtocolName.FileSystem.DeleteEntry)]
-	[SupportedBy("Chrome")]
-	public class DeleteEntryCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets 0, if no error. Otherwise errorCode is set to FileError::ErrorCode value.
-		/// </summary>
-		public long ErrorCode { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/EnableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/EnableCommand.cs
deleted file mode 100644
index 2adf9a3ab171a9feb9b099afd5d13c9a91a181a5..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/EnableCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Enables events from backend.
-	/// </summary>
-	[Command(ProtocolName.FileSystem.Enable)]
-	[SupportedBy("Chrome")]
-	public class EnableCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/Metadata.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/Metadata.cs
deleted file mode 100644
index 909b1cc2cc9029f7da336afd06653743d794ef85..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/Metadata.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Represents metadata of a file or entry.
-	/// </summary>
-	[SupportedBy("Chrome")]
-	public class Metadata
-	{
-		/// <summary>
-		/// Gets or sets Modification time.
-		/// </summary>
-		public double ModificationTime { get; set; }
-		/// <summary>
-		/// Gets or sets File size. This field is always zero for directories.
-		/// </summary>
-		public double Size { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestDirectoryContentCommand.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestDirectoryContentCommand.cs
deleted file mode 100644
index abc47564eeb21dd1ff3ce685e7112fab90f893fd..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestDirectoryContentCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Returns content of the directory.
-	/// </summary>
-	[Command(ProtocolName.FileSystem.RequestDirectoryContent)]
-	[SupportedBy("Chrome")]
-	public class RequestDirectoryContentCommand
-	{
-		/// <summary>
-		/// Gets or sets URL of the directory that the frontend is requesting to read from.
-		/// </summary>
-		public string Url { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestFileSystemRootCommand.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestFileSystemRootCommand.cs
deleted file mode 100644
index 787d301fc869a6ea5d5963725251ece927dadc0e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestFileSystemRootCommand.cs
+++ /dev/null
@@ -1,23 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Returns root directory of the FileSystem, if exists.
-	/// </summary>
-	[Command(ProtocolName.FileSystem.RequestFileSystemRoot)]
-	[SupportedBy("Chrome")]
-	public class RequestFileSystemRootCommand
-	{
-		/// <summary>
-		/// Gets or sets Security origin of requesting FileSystem. One of frames in current page needs to have this security origin.
-		/// </summary>
-		public string Origin { get; set; }
-		/// <summary>
-		/// Gets or sets FileSystem type of requesting FileSystem.
-		/// </summary>
-		public string Type { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestMetadataCommand.cs b/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestMetadataCommand.cs
deleted file mode 100644
index b83385fae04a045170cf20a809689b0b4e8bce93..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/RequestMetadataCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
-{
-	/// <summary>
-	/// Returns metadata of the entry.
-	/// </summary>
-	[Command(ProtocolName.FileSystem.RequestMetadata)]
-	[SupportedBy("Chrome")]
-	public class RequestMetadataCommand
-	{
-		/// <summary>
-		/// Gets or sets URL of the entry that the frontend is requesting to get metadata from.
-		/// </summary>
-		public string Url { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/SamplingHeapProfile.cs b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/SamplingHeapProfile.cs
new file mode 100644
index 0000000000000000000000000000000000000000..fdf3f7952cb8e5b2e7906f72a41c11d88a2769c7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/SamplingHeapProfile.cs
@@ -0,0 +1,18 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.HeapProfiler
+{
+	/// <summary>
+	/// Profile.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class SamplingHeapProfile
+	{
+		/// <summary>
+		/// Gets or sets Head
+		/// </summary>
+		public SamplingHeapProfileNode Head { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/SamplingHeapProfileNode.cs b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/SamplingHeapProfileNode.cs
new file mode 100644
index 0000000000000000000000000000000000000000..18c2f8046777de3df7d1d95b4419cb38e8752c6f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/SamplingHeapProfileNode.cs
@@ -0,0 +1,26 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.HeapProfiler
+{
+	/// <summary>
+	/// Sampling Heap Profile node. Holds callsite information, allocation statistics and child nodes.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class SamplingHeapProfileNode
+	{
+		/// <summary>
+		/// Gets or sets Function location.
+		/// </summary>
+		public Runtime.CallFrame CallFrame { get; set; }
+		/// <summary>
+		/// Gets or sets Allocations size in bytes for the node excluding children.
+		/// </summary>
+		public double SelfSize { get; set; }
+		/// <summary>
+		/// Gets or sets Child nodes.
+		/// </summary>
+		public SamplingHeapProfileNode[] Children { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StartSamplingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StartSamplingCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ae1eff4da209a0c02446e9dfd8147e194d2cbc2e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StartSamplingCommand.cs
@@ -0,0 +1,16 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.HeapProfiler
+{
+	[Command(ProtocolName.HeapProfiler.StartSampling)]
+	[SupportedBy("Chrome")]
+	public class StartSamplingCommand
+	{
+		/// <summary>
+		/// Gets or sets Average sample interval in bytes. Poisson distribution is used for the intervals. The default value is 32768 bytes.
+		/// </summary>
+		public double SamplingInterval { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StartSamplingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StartSamplingCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..52b6e8aa9c1bcf24c99dc4d649f0f1a967e50094
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StartSamplingCommandResponse.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.HeapProfiler
+{
+	[CommandResponse(ProtocolName.HeapProfiler.StartSampling)]
+	[SupportedBy("Chrome")]
+	public class StartSamplingCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StopSamplingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StopSamplingCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6cd352bf1bc82d1b75fb0167dfd00792403c7d8b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StopSamplingCommand.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.HeapProfiler
+{
+	[Command(ProtocolName.HeapProfiler.StopSampling)]
+	[SupportedBy("Chrome")]
+	public class StopSamplingCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StopSamplingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StopSamplingCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f57538569512c348492b001a60abb4c7b571b909
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/HeapProfiler/StopSamplingCommandResponse.cs
@@ -0,0 +1,16 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.HeapProfiler
+{
+	[CommandResponse(ProtocolName.HeapProfiler.StopSampling)]
+	[SupportedBy("Chrome")]
+	public class StopSamplingCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Recorded sampling heap profile.
+		/// </summary>
+		public SamplingHeapProfile Profile { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/IO/CloseCommand.cs b/source/ChromeDevTools/Protocol/Chrome/IO/CloseCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..541e7cbd3a95c3bbc8aa693b5a19d5a550c3e03f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/IO/CloseCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IO
+{
+	/// <summary>
+	/// Close the stream, discard any temporary backing storage.
+	/// </summary>
+	[Command(ProtocolName.IO.Close)]
+	[SupportedBy("Chrome")]
+	public class CloseCommand
+	{
+		/// <summary>
+		/// Gets or sets Handle of the stream to close.
+		/// </summary>
+		public string Handle { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/IO/CloseCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/IO/CloseCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6bd9141b766a9ad93b5bf44d56ebb9b18dbaa564
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/IO/CloseCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IO
+{
+	/// <summary>
+	/// Close the stream, discard any temporary backing storage.
+	/// </summary>
+	[CommandResponse(ProtocolName.IO.Close)]
+	[SupportedBy("Chrome")]
+	public class CloseCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/IO/ReadCommand.cs b/source/ChromeDevTools/Protocol/Chrome/IO/ReadCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..77a89938dbfff59256fa9437df801fe350777d9a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/IO/ReadCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IO
+{
+	/// <summary>
+	/// Read a chunk of the stream
+	/// </summary>
+	[Command(ProtocolName.IO.Read)]
+	[SupportedBy("Chrome")]
+	public class ReadCommand
+	{
+		/// <summary>
+		/// Gets or sets Handle of the stream to read.
+		/// </summary>
+		public string Handle { get; set; }
+		/// <summary>
+		/// Gets or sets Seek to the specified offset before reading (if not specificed, proceed with offset following the last read).
+		/// </summary>
+		public long Offset { get; set; }
+		/// <summary>
+		/// Gets or sets Maximum number of bytes to read (left upon the agent discretion if not specified).
+		/// </summary>
+		public long Size { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/IO/ReadCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/IO/ReadCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..349dda7b6557f50e6ac7be0bd3e3a0c2f8873e6a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/IO/ReadCommandResponse.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IO
+{
+	/// <summary>
+	/// Read a chunk of the stream
+	/// </summary>
+	[CommandResponse(ProtocolName.IO.Read)]
+	[SupportedBy("Chrome")]
+	public class ReadCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Data that were read.
+		/// </summary>
+		public string Data { get; set; }
+		/// <summary>
+		/// Gets or sets Set if the end-of-file condition occured while reading.
+		/// </summary>
+		public bool Eof { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DataEntry.cs b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DataEntry.cs
index 6e7838111dd039bb9d021814cfd3eb39a6efc1d3..fd1cd0a0b173c25227ec873d9e904fabbfb1aeee 100644
--- a/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DataEntry.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DataEntry.cs
@@ -11,16 +11,16 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IndexedDB
 	public class DataEntry
 	{
 		/// <summary>
-		/// Gets or sets JSON-stringified key object.
+		/// Gets or sets Key object.
 		/// </summary>
-		public string Key { get; set; }
+		public Runtime.RemoteObject Key { get; set; }
 		/// <summary>
-		/// Gets or sets JSON-stringified primary key object.
+		/// Gets or sets Primary key object.
 		/// </summary>
-		public string PrimaryKey { get; set; }
+		public Runtime.RemoteObject PrimaryKey { get; set; }
 		/// <summary>
-		/// Gets or sets JSON-stringified value object.
+		/// Gets or sets Value object.
 		/// </summary>
-		public string Value { get; set; }
+		public Runtime.RemoteObject Value { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DatabaseWithObjectStores.cs b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DatabaseWithObjectStores.cs
index 031ec16d79aef32800582a7a26a39ef8a2dcfa3b..6e960a20f34559fe91a5696eb46a9099f0a01278 100644
--- a/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DatabaseWithObjectStores.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DatabaseWithObjectStores.cs
@@ -15,13 +15,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IndexedDB
 		/// </summary>
 		public string Name { get; set; }
 		/// <summary>
-		/// Gets or sets Deprecated string database version.
+		/// Gets or sets Database version.
 		/// </summary>
-		public string Version { get; set; }
-		/// <summary>
-		/// Gets or sets Integer database version.
-		/// </summary>
-		public long IntVersion { get; set; }
+		public long Version { get; set; }
 		/// <summary>
 		/// Gets or sets Object stores in this database.
 		/// </summary>
diff --git a/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DeleteDatabaseCommand.cs b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DeleteDatabaseCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..c514cbd9dcebb17f5884cb6dc0b30521b9d65d33
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DeleteDatabaseCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IndexedDB
+{
+	/// <summary>
+	/// Deletes a database.
+	/// </summary>
+	[Command(ProtocolName.IndexedDB.DeleteDatabase)]
+	[SupportedBy("Chrome")]
+	public class DeleteDatabaseCommand
+	{
+		/// <summary>
+		/// Gets or sets Security origin.
+		/// </summary>
+		public string SecurityOrigin { get; set; }
+		/// <summary>
+		/// Gets or sets Database name.
+		/// </summary>
+		public string DatabaseName { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DeleteDatabaseCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DeleteDatabaseCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7d9cca3555eb582b7697e91c94fb25f874a6ca78
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/IndexedDB/DeleteDatabaseCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.IndexedDB
+{
+	/// <summary>
+	/// Deletes a database.
+	/// </summary>
+	[CommandResponse(ProtocolName.IndexedDB.DeleteDatabase)]
+	[SupportedBy("Chrome")]
+	public class DeleteDatabaseCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Input/DispatchKeyEventCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Input/DispatchKeyEventCommand.cs
index d9845a9ec562604709bcceb8e1b8516d120a867c..6ffe7318999c40f28f7a09ad03217b3b6388ad4a 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Input/DispatchKeyEventCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Input/DispatchKeyEventCommand.cs
@@ -46,6 +46,10 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Input
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string Code { get; set; }
 		/// <summary>
+		/// Gets or sets Unique DOM defined string value describing the meaning of the key in the context of active modifiers, keyboard layout, etc (e.g., 'AltGr') (default: "").
+		/// </summary>
+		public string Key { get; set; }
+		/// <summary>
 		/// Gets or sets Windows virtual key code (default: 0).
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
diff --git a/source/ChromeDevTools/Protocol/Chrome/Input/SynthesizeScrollGestureCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Input/SynthesizeScrollGestureCommand.cs
index cd96bc75960aa3a389a5dc835fcfc9dfb9183348..45c565f57a636bfda2ca8650cf13f21d168db5cd 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Input/SynthesizeScrollGestureCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Input/SynthesizeScrollGestureCommand.cs
@@ -54,5 +54,17 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Input
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string GestureSourceType { get; set; }
+		/// <summary>
+		/// Gets or sets The number of times to repeat the gesture (default: 0).
+		/// </summary>
+		public long RepeatCount { get; set; }
+		/// <summary>
+		/// Gets or sets The number of milliseconds delay between each repeat. (default: 250).
+		/// </summary>
+		public long RepeatDelayMs { get; set; }
+		/// <summary>
+		/// Gets or sets The name of the interaction markers to generate, if not empty (default: "").
+		/// </summary>
+		public string InteractionMarkerName { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/StopCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Log/ClearCommand.cs
similarity index 52%
rename from source/ChromeDevTools/Protocol/Chrome/Timeline/StopCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Log/ClearCommand.cs
index 89779b9529730e11351783212901e8650c1a27d6..fae6ee8a308149b2d6144cd54f20da233ca4224b 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/StopCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/ClearCommand.cs
@@ -2,14 +2,14 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
 {
 	/// <summary>
-	/// Deprecated.
+	/// Clears the log.
 	/// </summary>
-	[Command(ProtocolName.Timeline.Stop)]
+	[Command(ProtocolName.Log.Clear)]
 	[SupportedBy("Chrome")]
-	public class StopCommand
+	public class ClearCommand
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/EndCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Log/ClearCommandResponse.cs
similarity index 50%
rename from source/ChromeDevTools/Protocol/Chrome/Power/EndCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Log/ClearCommandResponse.cs
index 977f1e59a47b1b34e33f3b7f912ad692b6c8baf9..1ca821b54f4472ad4575b7800f1a50d99f2e3bf6 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Power/EndCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/ClearCommandResponse.cs
@@ -2,14 +2,14 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
 {
 	/// <summary>
-	/// Stop power events collection.
+	/// Clears the log.
 	/// </summary>
-	[Command(ProtocolName.Power.End)]
+	[CommandResponse(ProtocolName.Log.Clear)]
 	[SupportedBy("Chrome")]
-	public class EndCommand
+	public class ClearCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/DisableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Log/DisableCommand.cs
similarity index 50%
rename from source/ChromeDevTools/Protocol/Chrome/Timeline/DisableCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Log/DisableCommand.cs
index 29856f1e824a6589637b7fb13e5d59876e066150..68248f2ba740b8ea369646775628f47aceeff5ba 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/DisableCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/DisableCommand.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
 {
 	/// <summary>
-	/// Deprecated.
+	/// Disables log domain, prevents further log entries from being reported to the client.
 	/// </summary>
-	[Command(ProtocolName.Timeline.Disable)]
+	[Command(ProtocolName.Log.Disable)]
 	[SupportedBy("Chrome")]
 	public class DisableCommand
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/DisableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Log/DisableCommandResponse.cs
similarity index 50%
rename from source/ChromeDevTools/Protocol/Chrome/Canvas/DisableCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Log/DisableCommandResponse.cs
index c9a9bde1066846d5bcbfd9f8103ac0cd4ea1957a..8c6e346eb27d8c65e95d746dc53b592a1907e149 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/DisableCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/DisableCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
 {
 	/// <summary>
-	/// Disables Canvas inspection.
+	/// Disables log domain, prevents further log entries from being reported to the client.
 	/// </summary>
-	[CommandResponse(ProtocolName.Canvas.Disable)]
+	[CommandResponse(ProtocolName.Log.Disable)]
 	[SupportedBy("Chrome")]
 	public class DisableCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/EnableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Log/EnableCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..e0d64c1f921611f9a3e2881928daa6e45320a1a5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/EnableCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Enables log domain, sends the entries collected so far to the client by means of the <code>entryAdded</code> notification.
+	/// </summary>
+	[Command(ProtocolName.Log.Enable)]
+	[SupportedBy("Chrome")]
+	public class EnableCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/EnableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Log/EnableCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..76a55c620fdca5c55adfb204b9655896fbacc6cf
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/EnableCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Enables log domain, sends the entries collected so far to the client by means of the <code>entryAdded</code> notification.
+	/// </summary>
+	[CommandResponse(ProtocolName.Log.Enable)]
+	[SupportedBy("Chrome")]
+	public class EnableCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/EntryAddedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Log/EntryAddedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7a7eb6c9fe043cf608f4a787c53a8901263c1b4e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/EntryAddedEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Issued when new message was logged.
+	/// </summary>
+	[Event(ProtocolName.Log.EntryAdded)]
+	[SupportedBy("Chrome")]
+	public class EntryAddedEvent
+	{
+		/// <summary>
+		/// Gets or sets The entry.
+		/// </summary>
+		public LogEntry Entry { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/LogEntry.cs b/source/ChromeDevTools/Protocol/Chrome/Log/LogEntry.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d13f095606387d9a38b0293ae44dd0dc832bba2c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/LogEntry.cs
@@ -0,0 +1,50 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Log entry.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class LogEntry
+	{
+		/// <summary>
+		/// Gets or sets Log entry source.
+		/// </summary>
+		public string Source { get; set; }
+		/// <summary>
+		/// Gets or sets Log entry severity.
+		/// </summary>
+		public string Level { get; set; }
+		/// <summary>
+		/// Gets or sets Logged text.
+		/// </summary>
+		public string Text { get; set; }
+		/// <summary>
+		/// Gets or sets Timestamp when this entry was added.
+		/// </summary>
+		public double Timestamp { get; set; }
+		/// <summary>
+		/// Gets or sets URL of the resource if known.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Line number in the resource.
+		/// </summary>
+		public long LineNumber { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript stack trace.
+		/// </summary>
+		public Runtime.StackTrace StackTrace { get; set; }
+		/// <summary>
+		/// Gets or sets Identifier of the network request associated with this entry.
+		/// </summary>
+		public string NetworkRequestId { get; set; }
+		/// <summary>
+		/// Gets or sets Identifier of the worker associated with this entry.
+		/// </summary>
+		public string WorkerId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/StartViolationsReportCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Log/StartViolationsReportCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..fd20354502e4b97a5e7f1acd2f2e3d9a2eeba1f7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/StartViolationsReportCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// start violation reporting.
+	/// </summary>
+	[Command(ProtocolName.Log.StartViolationsReport)]
+	[SupportedBy("Chrome")]
+	public class StartViolationsReportCommand
+	{
+		/// <summary>
+		/// Gets or sets Configuration for violations.
+		/// </summary>
+		public ViolationSetting[] Config { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/StartViolationsReportCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Log/StartViolationsReportCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b17b79f923394098d0798402f40c73b9a0b21860
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/StartViolationsReportCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// start violation reporting.
+	/// </summary>
+	[CommandResponse(ProtocolName.Log.StartViolationsReport)]
+	[SupportedBy("Chrome")]
+	public class StartViolationsReportCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/StopViolationsReportCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Log/StopViolationsReportCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a313385ce54b44edd591a5c6bef5b87d6b8797fd
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/StopViolationsReportCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Stop violation reporting.
+	/// </summary>
+	[Command(ProtocolName.Log.StopViolationsReport)]
+	[SupportedBy("Chrome")]
+	public class StopViolationsReportCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/StopViolationsReportCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Log/StopViolationsReportCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f56bd736f798b2623d75493a5a41916d16b675c0
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/StopViolationsReportCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Stop violation reporting.
+	/// </summary>
+	[CommandResponse(ProtocolName.Log.StopViolationsReport)]
+	[SupportedBy("Chrome")]
+	public class StopViolationsReportCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Log/ViolationSetting.cs b/source/ChromeDevTools/Protocol/Chrome/Log/ViolationSetting.cs
new file mode 100644
index 0000000000000000000000000000000000000000..87adad1101eeca847676815cd4e5bd1c9446045b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Log/ViolationSetting.cs
@@ -0,0 +1,22 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Log
+{
+	/// <summary>
+	/// Violation configuration setting.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class ViolationSetting
+	{
+		/// <summary>
+		/// Gets or sets Violation type.
+		/// </summary>
+		public string Name { get; set; }
+		/// <summary>
+		/// Gets or sets Time threshold to trigger upon.
+		/// </summary>
+		public double Threshold { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Memory/PressureLevel.cs b/source/ChromeDevTools/Protocol/Chrome/Memory/PressureLevel.cs
new file mode 100644
index 0000000000000000000000000000000000000000..203fff3c6580b4587d5773723e4089454eabf482
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Memory/PressureLevel.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Memory{
+	/// <summary>
+	/// Memory pressure level.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum PressureLevel
+	{
+			Moderate,
+			Critical,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Memory/SetPressureNotificationsSuppressedCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Memory/SetPressureNotificationsSuppressedCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..29211651b9c0a4f395985390e930db845ba9c393
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Memory/SetPressureNotificationsSuppressedCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Memory
+{
+	/// <summary>
+	/// Enable/disable suppressing memory pressure notifications in all processes.
+	/// </summary>
+	[Command(ProtocolName.Memory.SetPressureNotificationsSuppressed)]
+	[SupportedBy("Chrome")]
+	public class SetPressureNotificationsSuppressedCommand
+	{
+		/// <summary>
+		/// Gets or sets If true, memory pressure notifications will be suppressed.
+		/// </summary>
+		public bool Suppressed { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Memory/SetPressureNotificationsSuppressedCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Memory/SetPressureNotificationsSuppressedCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2f7cb8ddf37f966ee193f8ff48fe8b21042de522
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Memory/SetPressureNotificationsSuppressedCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Memory
+{
+	/// <summary>
+	/// Enable/disable suppressing memory pressure notifications in all processes.
+	/// </summary>
+	[CommandResponse(ProtocolName.Memory.SetPressureNotificationsSuppressed)]
+	[SupportedBy("Chrome")]
+	public class SetPressureNotificationsSuppressedCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Memory/SimulatePressureNotificationCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Memory/SimulatePressureNotificationCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..38d4b6e07437d5c1debbd1a57a52d061bd549639
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Memory/SimulatePressureNotificationCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Memory
+{
+	/// <summary>
+	/// Simulate a memory pressure notification in all processes.
+	/// </summary>
+	[Command(ProtocolName.Memory.SimulatePressureNotification)]
+	[SupportedBy("Chrome")]
+	public class SimulatePressureNotificationCommand
+	{
+		/// <summary>
+		/// Gets or sets Memory pressure level of the notification.
+		/// </summary>
+		public string Level { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Memory/SimulatePressureNotificationCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Memory/SimulatePressureNotificationCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d689a52c25601814ea123f4671e18a426e305190
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Memory/SimulatePressureNotificationCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Memory
+{
+	/// <summary>
+	/// Simulate a memory pressure notification in all processes.
+	/// </summary>
+	[CommandResponse(ProtocolName.Memory.SimulatePressureNotification)]
+	[SupportedBy("Chrome")]
+	public class SimulatePressureNotificationCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/AddBlockedURLCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/AddBlockedURLCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8d4e1f80745bcfe2fa5ab884b93757825bd4ebc3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/AddBlockedURLCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Blocks specific URL from loading.
+	/// </summary>
+	[Command(ProtocolName.Network.AddBlockedURL)]
+	[SupportedBy("Chrome")]
+	public class AddBlockedURLCommand
+	{
+		/// <summary>
+		/// Gets or sets URL to block.
+		/// </summary>
+		public string Url { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/AddBlockedURLCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/AddBlockedURLCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..bfb7b14a4a43eb46cb169cc07b97c14ebd210022
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/AddBlockedURLCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Blocks specific URL from loading.
+	/// </summary>
+	[CommandResponse(ProtocolName.Network.AddBlockedURL)]
+	[SupportedBy("Chrome")]
+	public class AddBlockedURLCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/BlockedReason.cs b/source/ChromeDevTools/Protocol/Chrome/Network/BlockedReason.cs
new file mode 100644
index 0000000000000000000000000000000000000000..66aa5a56226e17a9fdcb2f7f883bdb40739ac749
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/BlockedReason.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network{
+	/// <summary>
+	/// The reason why request was blocked.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum BlockedReason
+	{
+			Csp,
+			[EnumMember(Value = "mixed-content")]
+			Mixed_content,
+			Origin,
+			Inspector,
+			[EnumMember(Value = "subresource-filter")]
+			Subresource_filter,
+			Other,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/ConnectionType.cs b/source/ChromeDevTools/Protocol/Chrome/Network/ConnectionType.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2f01ef02e4f4424d95cd7313f1790c8504313b11
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/ConnectionType.cs
@@ -0,0 +1,24 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network{
+	/// <summary>
+	/// Loading priority of a resource request.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum ConnectionType
+	{
+			None,
+			Cellular2g,
+			Cellular3g,
+			Cellular4g,
+			Bluetooth,
+			Ethernet,
+			Wifi,
+			Wimax,
+			Other,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/Cookie.cs b/source/ChromeDevTools/Protocol/Chrome/Network/Cookie.cs
index f88cc68992e8a36c747ee3a29c965b1c1959d2e6..349c560115a079e1e273f1c8ad71c48552429655 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/Cookie.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/Cookie.cs
@@ -27,7 +27,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// </summary>
 		public string Path { get; set; }
 		/// <summary>
-		/// Gets or sets Cookie expires.
+		/// Gets or sets Cookie expiration date as the number of seconds since the UNIX epoch.
 		/// </summary>
 		public double Expires { get; set; }
 		/// <summary>
@@ -46,5 +46,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// Gets or sets True in case of session cookie.
 		/// </summary>
 		public bool Session { get; set; }
+		/// <summary>
+		/// Gets or sets Cookie SameSite type.
+		/// </summary>
+		public CookieSameSite SameSite { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/CookieSameSite.cs b/source/ChromeDevTools/Protocol/Chrome/Network/CookieSameSite.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ed61694d3c5aca37cdeb855fcabdd518425afc35
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/CookieSameSite.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network{
+	/// <summary>
+	/// Represents the cookie's 'SameSite' status: https://tools.ietf.org/html/draft-west-first-party-cookies
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum CookieSameSite
+	{
+			Strict,
+			Lax,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/EmulateNetworkConditionsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/EmulateNetworkConditionsCommand.cs
index d794fc502031bd54ae5e28537fdd4bd18980739e..00f3cc2c1c2e012656014de2adb9f573493a4706 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/EmulateNetworkConditionsCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/EmulateNetworkConditionsCommand.cs
@@ -27,5 +27,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// Gets or sets Maximal aggregated upload throughput.
 		/// </summary>
 		public double UploadThroughput { get; set; }
+		/// <summary>
+		/// Gets or sets Connection type if known.
+		/// </summary>
+		public string ConnectionType { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/EnableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/EnableCommand.cs
index b601cff7a7ec898db72664b5c822146135820fae..9ed2bcc78ba98e10b267afacb77dab4788b63d75 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/EnableCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/EnableCommand.cs
@@ -11,5 +11,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 	[SupportedBy("Chrome")]
 	public class EnableCommand
 	{
+		/// <summary>
+		/// Gets or sets Buffer size in bytes to use when preserving network payloads (XHRs, etc).
+		/// </summary>
+		public long MaxTotalBufferSize { get; set; }
+		/// <summary>
+		/// Gets or sets Per-resource buffer size in bytes to use when preserving network payloads (XHRs, etc).
+		/// </summary>
+		public long MaxResourceBufferSize { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/GetAllCookiesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/GetAllCookiesCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..abd9829d9b5076d67f8a56819d32d1b54543ca2b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/GetAllCookiesCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.
+	/// </summary>
+	[Command(ProtocolName.Network.GetAllCookies)]
+	[SupportedBy("Chrome")]
+	public class GetAllCookiesCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/GetAllCookiesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/GetAllCookiesCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..413c3cda82682715617f4b858f1203491d5a9772
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/GetAllCookiesCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.
+	/// </summary>
+	[CommandResponse(ProtocolName.Network.GetAllCookies)]
+	[SupportedBy("Chrome")]
+	public class GetAllCookiesCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Array of cookie objects.
+		/// </summary>
+		public Cookie[] Cookies { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/GetCertificateCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/GetCertificateCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..570efa309c3191476dc7fb788df50e42d0de8688
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/GetCertificateCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Returns the DER-encoded certificate.
+	/// </summary>
+	[Command(ProtocolName.Network.GetCertificate)]
+	[SupportedBy("Chrome")]
+	public class GetCertificateCommand
+	{
+		/// <summary>
+		/// Gets or sets Origin to get certificate for.
+		/// </summary>
+		public string Origin { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/GetCertificateCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/GetCertificateCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8a56f15a1247a34d517e6ed23887ac5e45dedd80
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/GetCertificateCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Returns the DER-encoded certificate.
+	/// </summary>
+	[CommandResponse(ProtocolName.Network.GetCertificate)]
+	[SupportedBy("Chrome")]
+	public class GetCertificateCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets TableNames
+		/// </summary>
+		public string[] TableNames { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommand.cs
index 5a8a6613052a7774f59d9cc169b69bef235f1d72..3e3b405877d1de5fff76b723eebedb92eb077911 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommand.cs
@@ -5,11 +5,15 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 {
 	/// <summary>
-	/// Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.
+	/// Returns all browser cookies for the current URL. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.
 	/// </summary>
 	[Command(ProtocolName.Network.GetCookies)]
 	[SupportedBy("Chrome")]
 	public class GetCookiesCommand
 	{
+		/// <summary>
+		/// Gets or sets The list of URLs for which applicable cookies will be fetched
+		/// </summary>
+		public string[] Urls { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommandResponse.cs
index 6722e7bf29bcbde38e0860d744631464178541ed..792722a7184924c7731fbcd40bbb1766b4ad23c0 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/GetCookiesCommandResponse.cs
@@ -5,7 +5,7 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 {
 	/// <summary>
-	/// Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.
+	/// Returns all browser cookies for the current URL. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.
 	/// </summary>
 	[CommandResponse(ProtocolName.Network.GetCookies)]
 	[SupportedBy("Chrome")]
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/EnableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/Headers.cs
similarity index 51%
rename from source/ChromeDevTools/Protocol/Chrome/Timeline/EnableCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Network/Headers.cs
index 2fa8ca4639d28bde7b482278bf6ec077b16b17dd..c4ae7fdfad901b9352a4c30b1c77e46274159994 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/EnableCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/Headers.cs
@@ -2,14 +2,13 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 {
 	/// <summary>
-	/// Deprecated.
+	/// Request / response headers as keys / values of JSON object.
 	/// </summary>
-	[Command(ProtocolName.Timeline.Enable)]
 	[SupportedBy("Chrome")]
-	public class EnableCommand
+	public class Headers
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/RemoveBlockedURLCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/RemoveBlockedURLCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8bdfa548a3c3af151c185ef3a625351a84bcc747
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/RemoveBlockedURLCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Cancels blocking of a specific URL from loading.
+	/// </summary>
+	[Command(ProtocolName.Network.RemoveBlockedURL)]
+	[SupportedBy("Chrome")]
+	public class RemoveBlockedURLCommand
+	{
+		/// <summary>
+		/// Gets or sets URL to stop blocking.
+		/// </summary>
+		public string Url { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/RemoveBlockedURLCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/RemoveBlockedURLCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2851cedfacbfa491fca4194874d305cc8dc112e6
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/RemoveBlockedURLCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Cancels blocking of a specific URL from loading.
+	/// </summary>
+	[CommandResponse(ProtocolName.Network.RemoveBlockedURL)]
+	[SupportedBy("Chrome")]
+	public class RemoveBlockedURLCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/Request.cs b/source/ChromeDevTools/Protocol/Chrome/Network/Request.cs
index a8909b678386bba15800e546a16411919bfa1217..bf96f5c4da81e1932af988b47e3e115ac6c6a08c 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/Request.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/Request.cs
@@ -27,5 +27,17 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string PostData { get; set; }
+		/// <summary>
+		/// Gets or sets The mixed content status of the request, as defined in http://www.w3.org/TR/mixed-content/
+		/// </summary>
+		public string MixedContentType { get; set; }
+		/// <summary>
+		/// Gets or sets Priority of the resource request at the time request is sent.
+		/// </summary>
+		public ResourcePriority InitialPriority { get; set; }
+		/// <summary>
+		/// Gets or sets The referrer policy of the request, as defined in https://www.w3.org/TR/referrer-policy/
+		/// </summary>
+		public string ReferrerPolicy { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/ResourceChangedPriorityEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Network/ResourceChangedPriorityEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..35cdf18f8abda5549ede1abe4c64ae2f8e2bf827
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/ResourceChangedPriorityEvent.cs
@@ -0,0 +1,25 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Fired when resource loading priority is changed
+	/// </summary>
+	[Event(ProtocolName.Network.ResourceChangedPriority)]
+	[SupportedBy("Chrome")]
+	public class ResourceChangedPriorityEvent
+	{
+		/// <summary>
+		/// Gets or sets Request identifier.
+		/// </summary>
+		public string RequestId { get; set; }
+		/// <summary>
+		/// Gets or sets New priority
+		/// </summary>
+		public ResourcePriority NewPriority { get; set; }
+		/// <summary>
+		/// Gets or sets Timestamp.
+		/// </summary>
+		public double Timestamp { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/ResourcePriority.cs b/source/ChromeDevTools/Protocol/Chrome/Network/ResourcePriority.cs
new file mode 100644
index 0000000000000000000000000000000000000000..51fc358d32b37239c722c65cb1609fd42f2eed69
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/ResourcePriority.cs
@@ -0,0 +1,20 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network{
+	/// <summary>
+	/// Loading priority of a resource request.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum ResourcePriority
+	{
+			VeryLow,
+			Low,
+			Medium,
+			High,
+			VeryHigh,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/ResourceTiming.cs b/source/ChromeDevTools/Protocol/Chrome/Network/ResourceTiming.cs
index 27636196110d5e9715227b7caddc139e72475bd8..757021df57d56ed4c815a3c34e824ee34c79c532 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/ResourceTiming.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/ResourceTiming.cs
@@ -47,17 +47,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// </summary>
 		public double SslEnd { get; set; }
 		/// <summary>
-		/// Gets or sets Started fetching via ServiceWorker.
+		/// Gets or sets Started running ServiceWorker.
 		/// </summary>
-		public double ServiceWorkerFetchStart { get; set; }
+		public double WorkerStart { get; set; }
 		/// <summary>
-		/// Gets or sets Prepared a ServiceWorker.
+		/// Gets or sets Finished Starting ServiceWorker.
 		/// </summary>
-		public double ServiceWorkerFetchReady { get; set; }
-		/// <summary>
-		/// Gets or sets Finished fetching via ServiceWorker.
-		/// </summary>
-		public double ServiceWorkerFetchEnd { get; set; }
+		public double WorkerReady { get; set; }
 		/// <summary>
 		/// Gets or sets Started sending request.
 		/// </summary>
@@ -67,6 +63,14 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// </summary>
 		public double SendEnd { get; set; }
 		/// <summary>
+		/// Gets or sets Time the server started pushing request.
+		/// </summary>
+		public double PushStart { get; set; }
+		/// <summary>
+		/// Gets or sets Time the server finished pushing request.
+		/// </summary>
+		public double PushEnd { get; set; }
+		/// <summary>
 		/// Gets or sets Finished receiving response headers.
 		/// </summary>
 		public double ReceiveHeadersEnd { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/Response.cs b/source/ChromeDevTools/Protocol/Chrome/Network/Response.cs
index 88f2e814b59b880fbd7b72be3883ee318aadf700..b1d058b0d7d6c7dc2e62d45b8b16e9031865462c 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/Response.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/Response.cs
@@ -83,9 +83,17 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public ResourceTiming Timing { get; set; }
 		/// <summary>
-		/// Gets or sets Protocol used to fetch this resquest.
+		/// Gets or sets Protocol used to fetch this request.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string Protocol { get; set; }
+		/// <summary>
+		/// Gets or sets Security state of the request resource.
+		/// </summary>
+		public Security.SecurityState SecurityState { get; set; }
+		/// <summary>
+		/// Gets or sets Security details for the request.
+		/// </summary>
+		public SecurityDetails SecurityDetails { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/SecurityDetails.cs b/source/ChromeDevTools/Protocol/Chrome/Network/SecurityDetails.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f0dfe03cf41bab71e9819e9f9c1a887a22b03622
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/SecurityDetails.cs
@@ -0,0 +1,62 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Security details about a request.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class SecurityDetails
+	{
+		/// <summary>
+		/// Gets or sets Protocol name (e.g. "TLS 1.2" or "QUIC").
+		/// </summary>
+		public string Protocol { get; set; }
+		/// <summary>
+		/// Gets or sets Key Exchange used by the connection, or the empty string if not applicable.
+		/// </summary>
+		public string KeyExchange { get; set; }
+		/// <summary>
+		/// Gets or sets (EC)DH group used by the connection, if applicable.
+		/// </summary>
+		public string KeyExchangeGroup { get; set; }
+		/// <summary>
+		/// Gets or sets Cipher name.
+		/// </summary>
+		public string Cipher { get; set; }
+		/// <summary>
+		/// Gets or sets TLS MAC. Note that AEAD ciphers do not have separate MACs.
+		/// </summary>
+		public string Mac { get; set; }
+		/// <summary>
+		/// Gets or sets Certificate ID value.
+		/// </summary>
+		public long CertificateId { get; set; }
+		/// <summary>
+		/// Gets or sets Certificate subject name.
+		/// </summary>
+		public string SubjectName { get; set; }
+		/// <summary>
+		/// Gets or sets Subject Alternative Name (SAN) DNS names and IP addresses.
+		/// </summary>
+		public string[] SanList { get; set; }
+		/// <summary>
+		/// Gets or sets Name of the issuing CA.
+		/// </summary>
+		public string Issuer { get; set; }
+		/// <summary>
+		/// Gets or sets Certificate valid from date.
+		/// </summary>
+		public double ValidFrom { get; set; }
+		/// <summary>
+		/// Gets or sets Certificate valid to (expiration) date
+		/// </summary>
+		public double ValidTo { get; set; }
+		/// <summary>
+		/// Gets or sets List of signed certificate timestamps (SCTs).
+		/// </summary>
+		public SignedCertificateTimestamp[] SignedCertificateTimestampList { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/SetBypassServiceWorkerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/SetBypassServiceWorkerCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d357c2b359a97e1a0ba32852635bc1a15c253b50
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/SetBypassServiceWorkerCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Toggles ignoring of service worker for each request.
+	/// </summary>
+	[Command(ProtocolName.Network.SetBypassServiceWorker)]
+	[SupportedBy("Chrome")]
+	public class SetBypassServiceWorkerCommand
+	{
+		/// <summary>
+		/// Gets or sets Bypass service worker and load from network.
+		/// </summary>
+		public bool Bypass { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/SetBypassServiceWorkerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/SetBypassServiceWorkerCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b7500b6c9ef2c21e879216da4c7e69bc45682478
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/SetBypassServiceWorkerCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Toggles ignoring of service worker for each request.
+	/// </summary>
+	[CommandResponse(ProtocolName.Network.SetBypassServiceWorker)]
+	[SupportedBy("Chrome")]
+	public class SetBypassServiceWorkerCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/SetCookieCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Network/SetCookieCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..520b1d91f648e54a277b249b18c8ac22fd93636f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/SetCookieCommand.cs
@@ -0,0 +1,51 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Sets a cookie with the given cookie data; may overwrite equivalent cookies if they exist.
+	/// </summary>
+	[Command(ProtocolName.Network.SetCookie)]
+	[SupportedBy("Chrome")]
+	public class SetCookieCommand
+	{
+		/// <summary>
+		/// Gets or sets The request-URI to associate with the setting of the cookie. This value can affect the default domain and path values of the created cookie.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets The name of the cookie.
+		/// </summary>
+		public string Name { get; set; }
+		/// <summary>
+		/// Gets or sets The value of the cookie.
+		/// </summary>
+		public string Value { get; set; }
+		/// <summary>
+		/// Gets or sets If omitted, the cookie becomes a host-only cookie.
+		/// </summary>
+		public string Domain { get; set; }
+		/// <summary>
+		/// Gets or sets Defaults to the path portion of the url parameter.
+		/// </summary>
+		public string Path { get; set; }
+		/// <summary>
+		/// Gets or sets Defaults ot false.
+		/// </summary>
+		public bool Secure { get; set; }
+		/// <summary>
+		/// Gets or sets Defaults to false.
+		/// </summary>
+		public bool HttpOnly { get; set; }
+		/// <summary>
+		/// Gets or sets Defaults to browser default behavior.
+		/// </summary>
+		public string SameSite { get; set; }
+		/// <summary>
+		/// Gets or sets If omitted, the cookie becomes a session cookie.
+		/// </summary>
+		public double ExpirationDate { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/SetCookieCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Network/SetCookieCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..28ac8255155e7bda0efe887698dd035038e0f08d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/SetCookieCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Sets a cookie with the given cookie data; may overwrite equivalent cookies if they exist.
+	/// </summary>
+	[CommandResponse(ProtocolName.Network.SetCookie)]
+	[SupportedBy("Chrome")]
+	public class SetCookieCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets True if successfully set cookie.
+		/// </summary>
+		public bool Success { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/SignedCertificateTimestamp.cs b/source/ChromeDevTools/Protocol/Chrome/Network/SignedCertificateTimestamp.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ec22689db3c52705bedddaf3a9c5b254fd78323c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/SignedCertificateTimestamp.cs
@@ -0,0 +1,46 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
+{
+	/// <summary>
+	/// Details of a signed certificate timestamp (SCT).
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class SignedCertificateTimestamp
+	{
+		/// <summary>
+		/// Gets or sets Validation status.
+		/// </summary>
+		public string Status { get; set; }
+		/// <summary>
+		/// Gets or sets Origin.
+		/// </summary>
+		public string Origin { get; set; }
+		/// <summary>
+		/// Gets or sets Log name / description.
+		/// </summary>
+		public string LogDescription { get; set; }
+		/// <summary>
+		/// Gets or sets Log ID.
+		/// </summary>
+		public string LogId { get; set; }
+		/// <summary>
+		/// Gets or sets Issuance date.
+		/// </summary>
+		public double Timestamp { get; set; }
+		/// <summary>
+		/// Gets or sets Hash algorithm.
+		/// </summary>
+		public string HashAlgorithm { get; set; }
+		/// <summary>
+		/// Gets or sets Signature algorithm.
+		/// </summary>
+		public string SignatureAlgorithm { get; set; }
+		/// <summary>
+		/// Gets or sets Signature data.
+		/// </summary>
+		public string SignatureData { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Network/WebSocketCreatedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Network/WebSocketCreatedEvent.cs
index 363dd1175bac76fa8bdba41cf8588919e1568613..ea7a8027f792a5deca1988657a7d00495d49610e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Network/WebSocketCreatedEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Network/WebSocketCreatedEvent.cs
@@ -17,5 +17,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Network
 		/// Gets or sets WebSocket request URL.
 		/// </summary>
 		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Request initiator.
+		/// </summary>
+		public Initiator Initiator { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/AppManifestError.cs b/source/ChromeDevTools/Protocol/Chrome/Page/AppManifestError.cs
new file mode 100644
index 0000000000000000000000000000000000000000..c5ccf59f505449d5eb71d3748ddbc15708350235
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/AppManifestError.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Error while paring app manifest.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class AppManifestError
+	{
+		/// <summary>
+		/// Gets or sets Error message.
+		/// </summary>
+		public string Message { get; set; }
+		/// <summary>
+		/// Gets or sets If criticial, this is a non-recoverable parse error.
+		/// </summary>
+		public long Critical { get; set; }
+		/// <summary>
+		/// Gets or sets Error line.
+		/// </summary>
+		public long Line { get; set; }
+		/// <summary>
+		/// Gets or sets Error column.
+		/// </summary>
+		public long Column { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/CanScreencastCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/CanScreencastCommandResponse.cs
deleted file mode 100644
index 1244221b06547d975012f1f0853feab86ed49b40..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Page/CanScreencastCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
-{
-	/// <summary>
-	/// Tells whether screencast is supported.
-	/// </summary>
-	[CommandResponse(ProtocolName.Page.CanScreencast)]
-	[SupportedBy("Chrome")]
-	public class CanScreencastCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets True if screencast is supported.
-		/// </summary>
-		public bool Result { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommand.cs
index 41a32c02b98332f94c9826045722afbfe27db532..01035dddb451d7c80164c0224f7f37d3f7a663fd 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommand.cs
@@ -11,5 +11,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 	[SupportedBy("Chrome")]
 	public class CaptureScreenshotCommand
 	{
+		/// <summary>
+		/// Gets or sets Image compression format (defaults to png).
+		/// </summary>
+		public string Format { get; set; }
+		/// <summary>
+		/// Gets or sets Compression quality from range [0..100] (jpeg only).
+		/// </summary>
+		public long Quality { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommandResponse.cs
index 6a26e381a9179697bdb71515bf7aad1fd61137e4..393903f2fa3c4cf71d092be240feab340c441cb3 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/CaptureScreenshotCommandResponse.cs
@@ -12,7 +12,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 	public class CaptureScreenshotCommandResponse
 	{
 		/// <summary>
-		/// Gets or sets Base64-encoded image data (PNG).
+		/// Gets or sets Base64-encoded image data.
 		/// </summary>
 		public string Data { get; set; }
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/ConfigureOverlayCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ConfigureOverlayCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..fe5c6739bff1dd58ab61c27a5f8908dfbc3794c5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ConfigureOverlayCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Configures overlay.
+	/// </summary>
+	[Command(ProtocolName.Page.ConfigureOverlay)]
+	[SupportedBy("Chrome")]
+	public class ConfigureOverlayCommand
+	{
+		/// <summary>
+		/// Gets or sets Whether overlay should be suspended and not consume any resources.
+		/// </summary>
+		public bool Suspended { get; set; }
+		/// <summary>
+		/// Gets or sets Overlay message to display.
+		/// </summary>
+		public string Message { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetOverlayMessageCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ConfigureOverlayCommandResponse.cs
similarity index 62%
rename from source/ChromeDevTools/Protocol/Chrome/Page/SetOverlayMessageCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Page/ConfigureOverlayCommandResponse.cs
index bf704b822449b65e239653d2ef7b9a5521f49a20..877605ba5909e4ff250787c18d572c7b099a3000 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/SetOverlayMessageCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ConfigureOverlayCommandResponse.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 {
 	/// <summary>
-	/// Sets overlay message.
+	/// Configures overlay.
 	/// </summary>
-	[CommandResponse(ProtocolName.Page.SetOverlayMessage)]
+	[CommandResponse(ProtocolName.Page.ConfigureOverlay)]
 	[SupportedBy("Chrome")]
-	public class SetOverlayMessageCommandResponse
+	public class ConfigureOverlayCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/DialogType.cs b/source/ChromeDevTools/Protocol/Chrome/Page/DialogType.cs
new file mode 100644
index 0000000000000000000000000000000000000000..544fe52b64a380301be0dafa2f4746e904a75eea
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/DialogType.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page{
+	/// <summary>
+	/// Javascript dialog type.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum DialogType
+	{
+			Alert,
+			Confirm,
+			Prompt,
+			Beforeunload,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/FrameResource.cs b/source/ChromeDevTools/Protocol/Chrome/Page/FrameResource.cs
new file mode 100644
index 0000000000000000000000000000000000000000..827b077f00f78ee1ff3c848b33ae77fa62143593
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/FrameResource.cs
@@ -0,0 +1,42 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Information about the Resource on the page.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class FrameResource
+	{
+		/// <summary>
+		/// Gets or sets Resource URL.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Type of this resource.
+		/// </summary>
+		public ResourceType Type { get; set; }
+		/// <summary>
+		/// Gets or sets Resource mimeType as determined by the browser.
+		/// </summary>
+		public string MimeType { get; set; }
+		/// <summary>
+		/// Gets or sets last-modified timestamp as reported by server.
+		/// </summary>
+		public double LastModified { get; set; }
+		/// <summary>
+		/// Gets or sets Resource content size.
+		/// </summary>
+		public double ContentSize { get; set; }
+		/// <summary>
+		/// Gets or sets True if the resource failed to load.
+		/// </summary>
+		public bool Failed { get; set; }
+		/// <summary>
+		/// Gets or sets True if the resource was canceled during loading.
+		/// </summary>
+		public bool Canceled { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/GetAppManifestCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/GetAppManifestCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..27a28fd1f19bc8dababc9de2a12406dac6a0464b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/GetAppManifestCommand.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	[Command(ProtocolName.Page.GetAppManifest)]
+	[SupportedBy("Chrome")]
+	public class GetAppManifestCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/GetAppManifestCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/GetAppManifestCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d9e38cfe8e045b7e0b40c463e3955197c9020efd
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/GetAppManifestCommandResponse.cs
@@ -0,0 +1,24 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	[CommandResponse(ProtocolName.Page.GetAppManifest)]
+	[SupportedBy("Chrome")]
+	public class GetAppManifestCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Manifest location.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Errors
+		/// </summary>
+		public AppManifestError[] Errors { get; set; }
+		/// <summary>
+		/// Gets or sets Manifest content.
+		/// </summary>
+		public string Data { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/GetLayoutMetricsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/GetLayoutMetricsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ca303993415190d590580c383841c37c3b1c1207
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/GetLayoutMetricsCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Returns metrics relating to the layouting of the page, such as viewport bounds/scale.
+	/// </summary>
+	[Command(ProtocolName.Page.GetLayoutMetrics)]
+	[SupportedBy("Chrome")]
+	public class GetLayoutMetricsCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/GetLayoutMetricsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/GetLayoutMetricsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3bb17cd5af6cab878b88b7b886768a3eac293943
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/GetLayoutMetricsCommandResponse.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Returns metrics relating to the layouting of the page, such as viewport bounds/scale.
+	/// </summary>
+	[CommandResponse(ProtocolName.Page.GetLayoutMetrics)]
+	[SupportedBy("Chrome")]
+	public class GetLayoutMetricsCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Metrics relating to the layout viewport.
+		/// </summary>
+		public LayoutViewport LayoutViewport { get; set; }
+		/// <summary>
+		/// Gets or sets Metrics relating to the visual viewport.
+		/// </summary>
+		public VisualViewport VisualViewport { get; set; }
+		/// <summary>
+		/// Gets or sets Size of scrollable area.
+		/// </summary>
+		public DOM.Rect ContentSize { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogClosedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogClosedEvent.cs
index e4e2a4e3a24efedc849e93fb2237017eb4952112..bd0058421184b9f28d98fdf5b495db69be908a78 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogClosedEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogClosedEvent.cs
@@ -9,5 +9,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 	[SupportedBy("Chrome")]
 	public class JavascriptDialogClosedEvent
 	{
+		/// <summary>
+		/// Gets or sets Whether dialog was confirmed.
+		/// </summary>
+		public bool Result { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogOpeningEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogOpeningEvent.cs
index a531c3b87236140af3a4da07cf3072e45647fe55..c0781a5b6e7b980e56439f61f20d7ce8903bb784 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogOpeningEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/JavascriptDialogOpeningEvent.cs
@@ -13,5 +13,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 		/// Gets or sets Message that will be displayed by the dialog.
 		/// </summary>
 		public string Message { get; set; }
+		/// <summary>
+		/// Gets or sets Dialog type.
+		/// </summary>
+		public DialogType Type { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/LayoutViewport.cs b/source/ChromeDevTools/Protocol/Chrome/Page/LayoutViewport.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3f3b1fdc5d5817baad8433fb5919400d64f22bd2
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/LayoutViewport.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Layout viewport position and dimensions.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class LayoutViewport
+	{
+		/// <summary>
+		/// Gets or sets Horizontal offset relative to the document (CSS pixels).
+		/// </summary>
+		public long PageX { get; set; }
+		/// <summary>
+		/// Gets or sets Vertical offset relative to the document (CSS pixels).
+		/// </summary>
+		public long PageY { get; set; }
+		/// <summary>
+		/// Gets or sets Width (CSS pixels), excludes scrollbar if present.
+		/// </summary>
+		public long ClientWidth { get; set; }
+		/// <summary>
+		/// Gets or sets Height (CSS pixels), excludes scrollbar if present.
+		/// </summary>
+		public long ClientHeight { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/NavigateCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/NavigateCommand.cs
index 9c8acf88ab4509c60249fcb44d9d671953ab88fe..388f6d4b1ee62a7cb5aaed5da9e0898fb6cef49d 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/NavigateCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/NavigateCommand.cs
@@ -15,5 +15,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 		/// Gets or sets URL to navigate the page to.
 		/// </summary>
 		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Referrer URL.
+		/// </summary>
+		public string Referrer { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/NavigationRequestedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Page/NavigationRequestedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6dfccb85ab2b05ef0eacf0ba12d50b9e6f3322c8
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/NavigationRequestedEvent.cs
@@ -0,0 +1,29 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Fired when a navigation is started if navigation throttles are enabled.  The navigation will be deferred until processNavigation is called.
+	/// </summary>
+	[Event(ProtocolName.Page.NavigationRequested)]
+	[SupportedBy("Chrome")]
+	public class NavigationRequestedEvent
+	{
+		/// <summary>
+		/// Gets or sets Whether the navigation is taking place in the main frame or in a subframe.
+		/// </summary>
+		public bool IsInMainFrame { get; set; }
+		/// <summary>
+		/// Gets or sets Whether the navigation has encountered a server redirect or not.
+		/// </summary>
+		public bool IsRedirect { get; set; }
+		/// <summary>
+		/// Gets or sets NavigationId
+		/// </summary>
+		public long NavigationId { get; set; }
+		/// <summary>
+		/// Gets or sets URL of requested navigation.
+		/// </summary>
+		public string Url { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/NavigationResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/NavigationResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..024dcc1777dfb1a5dc6c1126fdd4c88a2c3ea83f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/NavigationResponse.cs
@@ -0,0 +1,18 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page{
+	/// <summary>
+	/// Proceed: allow the navigation; Cancel: cancel the navigation; CancelAndIgnore: cancels the navigation and makes the requester of the navigation acts like the request was never made.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum NavigationResponse
+	{
+			Proceed,
+			Cancel,
+			CancelAndIgnore,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/CanScreencastCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/PrintToPDFCommand.cs
similarity index 63%
rename from source/ChromeDevTools/Protocol/Chrome/Page/CanScreencastCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Page/PrintToPDFCommand.cs
index abf55d26b90f0708b9a149dce35d03ed687c4fa5..cc1d4e34833f88cb96ed1076831326f8c3ff63d3 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/CanScreencastCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/PrintToPDFCommand.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 {
 	/// <summary>
-	/// Tells whether screencast is supported.
+	/// Print page as pdf.
 	/// </summary>
-	[Command(ProtocolName.Page.CanScreencast)]
+	[Command(ProtocolName.Page.PrintToPDF)]
 	[SupportedBy("Chrome")]
-	public class CanScreencastCommand
+	public class PrintToPDFCommand
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetOverlayMessageCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/PrintToPDFCommandResponse.cs
similarity index 100%
rename from source/ChromeDevTools/Protocol/Chrome/Page/SetOverlayMessageCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Page/PrintToPDFCommandResponse.cs
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/ProcessNavigationCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ProcessNavigationCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..089aa2e3b98281ffcc58df805dcd4f0889049806
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ProcessNavigationCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Should be sent in response to a navigationRequested or a redirectRequested event, telling the browser how to handle the navigation.
+	/// </summary>
+	[Command(ProtocolName.Page.ProcessNavigation)]
+	[SupportedBy("Chrome")]
+	public class ProcessNavigationCommand
+	{
+		/// <summary>
+		/// Gets or sets Response
+		/// </summary>
+		public string Response { get; set; }
+		/// <summary>
+		/// Gets or sets NavigationId
+		/// </summary>
+		public long NavigationId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/ProcessNavigationCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ProcessNavigationCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..39e1374a9c04e6e8b38a97b8a203b0a909500104
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ProcessNavigationCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Should be sent in response to a navigationRequested or a redirectRequested event, telling the browser how to handle the navigation.
+	/// </summary>
+	[CommandResponse(ProtocolName.Page.ProcessNavigation)]
+	[SupportedBy("Chrome")]
+	public class ProcessNavigationCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/RequestAppBannerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/RequestAppBannerCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..aa6b0fec66cbd7600fa876f78682d23416c3868b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/RequestAppBannerCommand.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	[Command(ProtocolName.Page.RequestAppBanner)]
+	[SupportedBy("Chrome")]
+	public class RequestAppBannerCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/RequestAppBannerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/RequestAppBannerCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..05ebf1a65993cd4e21380bedae429e9474301a69
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/RequestAppBannerCommandResponse.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	[CommandResponse(ProtocolName.Page.RequestAppBanner)]
+	[SupportedBy("Chrome")]
+	public class RequestAppBannerCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/ResourceType.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ResourceType.cs
index 54560f57b9328f1b81769d38953347d9679989e5..676f889bae61420855b1faa53c19a206bec2024b 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/ResourceType.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ResourceType.cs
@@ -19,7 +19,10 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page{
 			Script,
 			TextTrack,
 			XHR,
+			Fetch,
+			EventSource,
 			WebSocket,
+			Manifest,
 			Other,
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameAckCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameAckCommand.cs
index 6088b5c5cf63774b0e527d332130c9c6da8a1b64..12aa23de955582c7542f5c8ca630a275d372ec9e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameAckCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameAckCommand.cs
@@ -14,6 +14,6 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 		/// <summary>
 		/// Gets or sets Frame number.
 		/// </summary>
-		public long FrameNumber { get; set; }
+		public long SessionId { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameMetadata.cs b/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameMetadata.cs
index 6182f814865a0d647794acb09efc085759d987f8..82881283c4f8c3fa1002dfa211e8314687c402bb 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameMetadata.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/ScreencastFrameMetadata.cs
@@ -5,7 +5,7 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 {
 	/// <summary>
-	/// Screencast frame metadata
+	/// Screencast frame metadata.
 	/// </summary>
 	[SupportedBy("Chrome")]
 	public class ScreencastFrameMetadata
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetAutoAttachToCreatedPagesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/SetAutoAttachToCreatedPagesCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ccca5339a815a2c321be46e2a5337446d32c88ae
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/SetAutoAttachToCreatedPagesCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Controls whether browser will open a new inspector window for connected pages.
+	/// </summary>
+	[Command(ProtocolName.Page.SetAutoAttachToCreatedPages)]
+	[SupportedBy("Chrome")]
+	public class SetAutoAttachToCreatedPagesCommand
+	{
+		/// <summary>
+		/// Gets or sets If true, browser will open a new inspector window for every page created from this one.
+		/// </summary>
+		public bool AutoAttach { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetAutoAttachToCreatedPagesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/SetAutoAttachToCreatedPagesCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..09c0c11113053e8eea3e43f7832832f6c5b34e38
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/SetAutoAttachToCreatedPagesCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Controls whether browser will open a new inspector window for connected pages.
+	/// </summary>
+	[CommandResponse(ProtocolName.Page.SetAutoAttachToCreatedPages)]
+	[SupportedBy("Chrome")]
+	public class SetAutoAttachToCreatedPagesCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetControlNavigationsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/SetControlNavigationsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..1c42c8f998c1f1ddfad2d1e9150e634d3ddc8dd5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/SetControlNavigationsCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Toggles navigation throttling which allows programatic control over navigation and redirect response.
+	/// </summary>
+	[Command(ProtocolName.Page.SetControlNavigations)]
+	[SupportedBy("Chrome")]
+	public class SetControlNavigationsCommand
+	{
+		/// <summary>
+		/// Gets or sets Enabled
+		/// </summary>
+		public bool Enabled { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetControlNavigationsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/SetControlNavigationsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..02ab74339c87da0ddc0bd922b5ed2c1a07bf6e74
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/SetControlNavigationsCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Toggles navigation throttling which allows programatic control over navigation and redirect response.
+	/// </summary>
+	[CommandResponse(ProtocolName.Page.SetControlNavigations)]
+	[SupportedBy("Chrome")]
+	public class SetControlNavigationsCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetDeviceMetricsOverrideCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/SetDeviceMetricsOverrideCommand.cs
index 74b1f9be2839ab503e709ed954d99db93ae5a947..1cae559eaa1b77c1d1332daf353df6d23e41fd87 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/SetDeviceMetricsOverrideCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/SetDeviceMetricsOverrideCommand.cs
@@ -46,5 +46,25 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public double OffsetY { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding screen width value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long ScreenWidth { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding screen height value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long ScreenHeight { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding view X position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long PositionX { get; set; }
+		/// <summary>
+		/// Gets or sets Overriding view Y position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|.
+		/// </summary>
+		public long PositionY { get; set; }
+		/// <summary>
+		/// Gets or sets Screen orientation override.
+		/// </summary>
+		public Emulation.ScreenOrientation ScreenOrientation { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/StopLoadingCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Page/StopLoadingCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..1ed1f86421fc029f8b0a972e82b6ed07f7a6ebcb
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/StopLoadingCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Force the page stop all navigations and pending resource fetches.
+	/// </summary>
+	[Command(ProtocolName.Page.StopLoading)]
+	[SupportedBy("Chrome")]
+	public class StopLoadingCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/StopLoadingCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Page/StopLoadingCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9b41fa8fc7ce749d59109785c368b59035d680d3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/StopLoadingCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Force the page stop all navigations and pending resource fetches.
+	/// </summary>
+	[CommandResponse(ProtocolName.Page.StopLoading)]
+	[SupportedBy("Chrome")]
+	public class StopLoadingCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/VisualViewport.cs b/source/ChromeDevTools/Protocol/Chrome/Page/VisualViewport.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ab31b52402b2300c10b7e8c598addc4682639465
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Page/VisualViewport.cs
@@ -0,0 +1,42 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+{
+	/// <summary>
+	/// Visual viewport position, dimensions, and scale.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class VisualViewport
+	{
+		/// <summary>
+		/// Gets or sets Horizontal offset relative to the layout viewport (CSS pixels).
+		/// </summary>
+		public double OffsetX { get; set; }
+		/// <summary>
+		/// Gets or sets Vertical offset relative to the layout viewport (CSS pixels).
+		/// </summary>
+		public double OffsetY { get; set; }
+		/// <summary>
+		/// Gets or sets Horizontal offset relative to the document (CSS pixels).
+		/// </summary>
+		public double PageX { get; set; }
+		/// <summary>
+		/// Gets or sets Vertical offset relative to the document (CSS pixels).
+		/// </summary>
+		public double PageY { get; set; }
+		/// <summary>
+		/// Gets or sets Width (CSS pixels), excludes scrollbar if present.
+		/// </summary>
+		public double ClientWidth { get; set; }
+		/// <summary>
+		/// Gets or sets Height (CSS pixels), excludes scrollbar if present.
+		/// </summary>
+		public double ClientHeight { get; set; }
+		/// <summary>
+		/// Gets or sets Scale relative to the ideal viewport (size at width=device-width).
+		/// </summary>
+		public double Scale { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/CanProfilePowerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Power/CanProfilePowerCommand.cs
deleted file mode 100644
index f11e39b83babf7432d6b7448cfe1bb4012169d66..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/CanProfilePowerCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Tells whether power profiling is supported.
-	/// </summary>
-	[Command(ProtocolName.Power.CanProfilePower)]
-	[SupportedBy("Chrome")]
-	public class CanProfilePowerCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/CanProfilePowerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Power/CanProfilePowerCommandResponse.cs
deleted file mode 100644
index 4b445334ce5b7802c27eb1537c871d3f7b66ee64..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/CanProfilePowerCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Tells whether power profiling is supported.
-	/// </summary>
-	[CommandResponse(ProtocolName.Power.CanProfilePower)]
-	[SupportedBy("Chrome")]
-	public class CanProfilePowerCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets True if power profiling is supported.
-		/// </summary>
-		public bool Result { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/EndCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Power/EndCommandResponse.cs
deleted file mode 100644
index 05d358ef97c2a0038dc0624517eb9bb646cc6320..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/EndCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Stop power events collection.
-	/// </summary>
-	[CommandResponse(ProtocolName.Power.End)]
-	[SupportedBy("Chrome")]
-	public class EndCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/GetAccuracyLevelCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Power/GetAccuracyLevelCommand.cs
deleted file mode 100644
index 2e26ac9579ae1bea1fb1261d3aa4c1ef28e0debb..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/GetAccuracyLevelCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Describes the accuracy level of the data provider.
-	/// </summary>
-	[Command(ProtocolName.Power.GetAccuracyLevel)]
-	[SupportedBy("Chrome")]
-	public class GetAccuracyLevelCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/GetAccuracyLevelCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Power/GetAccuracyLevelCommandResponse.cs
deleted file mode 100644
index 1ba284dc79732e1590aecfec57d0b4eeea95ec41..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/GetAccuracyLevelCommandResponse.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Describes the accuracy level of the data provider.
-	/// </summary>
-	[CommandResponse(ProtocolName.Power.GetAccuracyLevel)]
-	[SupportedBy("Chrome")]
-	public class GetAccuracyLevelCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets Result
-		/// </summary>
-		public string Result { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/PowerEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Power/PowerEvent.cs
deleted file mode 100644
index bdf0d3c0f906227a117cd6516294fe39a2193f60..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/PowerEvent.cs
+++ /dev/null
@@ -1,26 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// PowerEvent item
-	/// </summary>
-	[SupportedBy("Chrome")]
-	public class PowerEvent
-	{
-		/// <summary>
-		/// Gets or sets Power Event Type.
-		/// </summary>
-		public string Type { get; set; }
-		/// <summary>
-		/// Gets or sets Power Event Time, in milliseconds.
-		/// </summary>
-		public double Timestamp { get; set; }
-		/// <summary>
-		/// Gets or sets Power Event Value.
-		/// </summary>
-		public double Value { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/StartCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Power/StartCommand.cs
deleted file mode 100644
index 1e073277ec5aed71a8b667147c52c3240a90a5a6..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/StartCommand.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Start power events collection.
-	/// </summary>
-	[Command(ProtocolName.Power.Start)]
-	[SupportedBy("Chrome")]
-	public class StartCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Power/StartCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Power/StartCommandResponse.cs
deleted file mode 100644
index f6e5217c35c580100fcbd48446c29b10e27134f9..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Power/StartCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Power
-{
-	/// <summary>
-	/// Start power events collection.
-	/// </summary>
-	[CommandResponse(ProtocolName.Power.Start)]
-	[SupportedBy("Chrome")]
-	public class StartCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileFinishedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileFinishedEvent.cs
index 2d4f498b1f09d448f71a3fb67bfd3b3931303f46..2c15f1357c2bd6eb5b8acc5ae6898a23153a5bfe 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileFinishedEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileFinishedEvent.cs
@@ -17,9 +17,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
 		/// <summary>
 		/// Gets or sets Profile
 		/// </summary>
-		public CPUProfile Profile { get; set; }
+		public Profile Profile { get; set; }
 		/// <summary>
-		/// Gets or sets Profile title passed as argunet to console.profile().
+		/// Gets or sets Profile title passed as an argument to console.profile().
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string Title { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileStartedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileStartedEvent.cs
index 3641d14399157cd4469ae97ac33655ead099d134..effaeecc1b501c61843cb3f1c4257ec6984cf53d 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileStartedEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/ConsoleProfileStartedEvent.cs
@@ -18,7 +18,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
 		/// </summary>
 		public Debugger.Location Location { get; set; }
 		/// <summary>
-		/// Gets or sets Profile title passed as argument to console.profile().
+		/// Gets or sets Profile title passed as an argument to console.profile().
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string Title { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/CoverageRange.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/CoverageRange.cs
new file mode 100644
index 0000000000000000000000000000000000000000..cdf7f02300eec1aba9f1277b0712db1bd7d99390
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/CoverageRange.cs
@@ -0,0 +1,42 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Coverage data for a source range.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class CoverageRange
+	{
+		/// <summary>
+		/// Gets or sets JavaScript script line number (0-based) for the range start.
+		/// </summary>
+		public long StartLineNumber { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript script column number (0-based) for the range start.
+		/// </summary>
+		public long StartColumnNumber { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript script line number (0-based) for the range end.
+		/// </summary>
+		public long EndLineNumber { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript script column number (0-based) for the range end.
+		/// </summary>
+		public long EndColumnNumber { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript script source offset for the range start.
+		/// </summary>
+		public long StartOffset { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript script source offset for the range end.
+		/// </summary>
+		public long EndOffset { get; set; }
+		/// <summary>
+		/// Gets or sets Collected execution count of the source range.
+		/// </summary>
+		public long Count { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/FunctionCoverage.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/FunctionCoverage.cs
new file mode 100644
index 0000000000000000000000000000000000000000..dfeba528f8c3d35668ab9e304ab15ea7c4546829
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/FunctionCoverage.cs
@@ -0,0 +1,22 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Coverage data for a JavaScript function.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class FunctionCoverage
+	{
+		/// <summary>
+		/// Gets or sets JavaScript function name.
+		/// </summary>
+		public string FunctionName { get; set; }
+		/// <summary>
+		/// Gets or sets Source ranges inside the function with coverage data.
+		/// </summary>
+		public CoverageRange[] Ranges { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/GetBestEffortCoverageCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/GetBestEffortCoverageCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5f1b9e038bd56a01b412d54f1f48a7ac07f032dd
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/GetBestEffortCoverageCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Collect coverage data for the current isolate. The coverage data may be incomplete due to garbage collection.
+	/// </summary>
+	[Command(ProtocolName.Profiler.GetBestEffortCoverage)]
+	[SupportedBy("Chrome")]
+	public class GetBestEffortCoverageCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/GetBestEffortCoverageCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/GetBestEffortCoverageCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b042b70bb6df89efe005cbbbf4e647ed3b383422
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/GetBestEffortCoverageCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Collect coverage data for the current isolate. The coverage data may be incomplete due to garbage collection.
+	/// </summary>
+	[CommandResponse(ProtocolName.Profiler.GetBestEffortCoverage)]
+	[SupportedBy("Chrome")]
+	public class GetBestEffortCoverageCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Coverage data for the current isolate.
+		/// </summary>
+		public ScriptCoverage[] Result { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/CPUProfile.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/Profile.cs
similarity index 100%
rename from source/ChromeDevTools/Protocol/Chrome/Profiler/CPUProfile.cs
rename to source/ChromeDevTools/Protocol/Chrome/Profiler/Profile.cs
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/CPUProfileNode.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/ProfileNode.cs
similarity index 50%
rename from source/ChromeDevTools/Protocol/Chrome/Profiler/CPUProfileNode.cs
rename to source/ChromeDevTools/Protocol/Chrome/Profiler/ProfileNode.cs
index 81f516b618d6c6edcfb6edbc833c4535d053e6e9..3beec746cd1ba789f11d147a4173309f2a4ed8bb 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Profiler/CPUProfileNode.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/ProfileNode.cs
@@ -5,52 +5,32 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
 {
 	/// <summary>
-	/// CPU Profile node. Holds callsite information, execution statistics and child nodes.
+	/// Profile node. Holds callsite information, execution statistics and child nodes.
 	/// </summary>
 	[SupportedBy("Chrome")]
-	public class CPUProfileNode
+	public class ProfileNode
 	{
 		/// <summary>
-		/// Gets or sets Function name.
-		/// </summary>
-		public string FunctionName { get; set; }
-		/// <summary>
-		/// Gets or sets Script identifier.
-		/// </summary>
-		public string ScriptId { get; set; }
-		/// <summary>
-		/// Gets or sets URL.
-		/// </summary>
-		public string Url { get; set; }
-		/// <summary>
-		/// Gets or sets 1-based line number of the function start position.
+		/// Gets or sets Unique id of the node.
 		/// </summary>
-		public long LineNumber { get; set; }
+		public long Id { get; set; }
 		/// <summary>
-		/// Gets or sets 1-based column number of the function start position.
+		/// Gets or sets Function location.
 		/// </summary>
-		public long ColumnNumber { get; set; }
+		public Runtime.CallFrame CallFrame { get; set; }
 		/// <summary>
 		/// Gets or sets Number of samples where this node was on top of the call stack.
 		/// </summary>
 		public long HitCount { get; set; }
 		/// <summary>
-		/// Gets or sets Call UID.
-		/// </summary>
-		public double CallUID { get; set; }
-		/// <summary>
-		/// Gets or sets Child nodes.
+		/// Gets or sets Child node ids.
 		/// </summary>
-		public CPUProfileNode[] Children { get; set; }
+		public long[] Children { get; set; }
 		/// <summary>
 		/// Gets or sets The reason of being not optimized. The function may be deoptimized or marked as don't optimize.
 		/// </summary>
 		public string DeoptReason { get; set; }
 		/// <summary>
-		/// Gets or sets Unique id of the node.
-		/// </summary>
-		public long Id { get; set; }
-		/// <summary>
 		/// Gets or sets An array of source position ticks.
 		/// </summary>
 		public PositionTickInfo[] PositionTicks { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/ScriptCoverage.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/ScriptCoverage.cs
new file mode 100644
index 0000000000000000000000000000000000000000..258408807b0265ace7d5c3760f2825e93a794b24
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/ScriptCoverage.cs
@@ -0,0 +1,26 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Coverage data for a JavaScript script.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class ScriptCoverage
+	{
+		/// <summary>
+		/// Gets or sets JavaScript script id.
+		/// </summary>
+		public string ScriptId { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript script name or url.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Functions contained in the script that has coverage data.
+		/// </summary>
+		public FunctionCoverage[] Functions { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/StartPreciseCoverageCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/StartPreciseCoverageCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f842f9bbc0f2cf8e68cb24fcebfc3bb33c23d1bb
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/StartPreciseCoverageCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Enable precise code coverage. Coverage data for JavaScript executed before enabling precise code coverage may be incomplete. Enabling prevents running optimized code and resets execution counters.
+	/// </summary>
+	[Command(ProtocolName.Profiler.StartPreciseCoverage)]
+	[SupportedBy("Chrome")]
+	public class StartPreciseCoverageCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/StartPreciseCoverageCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/StartPreciseCoverageCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a60aae6df225fd45a31a314e39ca48827691175a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/StartPreciseCoverageCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Enable precise code coverage. Coverage data for JavaScript executed before enabling precise code coverage may be incomplete. Enabling prevents running optimized code and resets execution counters.
+	/// </summary>
+	[CommandResponse(ProtocolName.Profiler.StartPreciseCoverage)]
+	[SupportedBy("Chrome")]
+	public class StartPreciseCoverageCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/StopCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/StopCommandResponse.cs
index 04e188506a75345ca26dde7eb8cdafa6260c3e90..822efe75a586de041f91e7e94a3abd7f32a856e8 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Profiler/StopCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/StopCommandResponse.cs
@@ -11,6 +11,6 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
 		/// <summary>
 		/// Gets or sets Recorded profile.
 		/// </summary>
-		public CPUProfile Profile { get; set; }
+		public Profile Profile { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/StopPreciseCoverageCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/StopPreciseCoverageCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4b441b37514d47c8e3333754f2615f3b94c1f730
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/StopPreciseCoverageCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Disable precise code coverage. Disabling releases unnecessary execution count records and allows executing optimized code.
+	/// </summary>
+	[Command(ProtocolName.Profiler.StopPreciseCoverage)]
+	[SupportedBy("Chrome")]
+	public class StopPreciseCoverageCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/StopPreciseCoverageCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/StopPreciseCoverageCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8a99cc061e67922850d1f3cc0dca05661bfdc466
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/StopPreciseCoverageCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Disable precise code coverage. Disabling releases unnecessary execution count records and allows executing optimized code.
+	/// </summary>
+	[CommandResponse(ProtocolName.Profiler.StopPreciseCoverage)]
+	[SupportedBy("Chrome")]
+	public class StopPreciseCoverageCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/TakePreciseCoverageCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/TakePreciseCoverageCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..177bd678117b88dc67fa71313984620848a765b7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/TakePreciseCoverageCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Collect coverage data for the current isolate, and resets execution counters. Precise code coverage needs to have started.
+	/// </summary>
+	[Command(ProtocolName.Profiler.TakePreciseCoverage)]
+	[SupportedBy("Chrome")]
+	public class TakePreciseCoverageCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Profiler/TakePreciseCoverageCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Profiler/TakePreciseCoverageCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..549fd3d2745f32a82748df2ee836395b04f2213b
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Profiler/TakePreciseCoverageCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Profiler
+{
+	/// <summary>
+	/// Collect coverage data for the current isolate, and resets execution counters. Precise code coverage needs to have started.
+	/// </summary>
+	[CommandResponse(ProtocolName.Profiler.TakePreciseCoverage)]
+	[SupportedBy("Chrome")]
+	public class TakePreciseCoverageCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Coverage data for the current isolate.
+		/// </summary>
+		public ScriptCoverage[] Result { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/ProtocolName.cs b/source/ChromeDevTools/Protocol/Chrome/ProtocolName.cs
index 867d4a74ff7e311685a9d72b0d3f77984be3c505..77b7b4a7beb3d99e51451f9c6108301ea2daa49d 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ProtocolName.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ProtocolName.cs
@@ -4,12 +4,116 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 {
 	public static class ProtocolName
 	{
+		public static class Schema
+		{
+			public const string GetDomains = "Schema.getDomains";
+		}
+
+		public static class Runtime
+		{
+			public const string Evaluate = "Runtime.evaluate";
+			public const string AwaitPromise = "Runtime.awaitPromise";
+			public const string CallFunctionOn = "Runtime.callFunctionOn";
+			public const string GetProperties = "Runtime.getProperties";
+			public const string ReleaseObject = "Runtime.releaseObject";
+			public const string ReleaseObjectGroup = "Runtime.releaseObjectGroup";
+			public const string RunIfWaitingForDebugger = "Runtime.runIfWaitingForDebugger";
+			public const string Enable = "Runtime.enable";
+			public const string Disable = "Runtime.disable";
+			public const string DiscardConsoleEntries = "Runtime.discardConsoleEntries";
+			public const string SetCustomObjectFormatterEnabled = "Runtime.setCustomObjectFormatterEnabled";
+			public const string CompileScript = "Runtime.compileScript";
+			public const string RunScript = "Runtime.runScript";
+			public const string ExecutionContextCreated = "Runtime.executionContextCreated";
+			public const string ExecutionContextDestroyed = "Runtime.executionContextDestroyed";
+			public const string ExecutionContextsCleared = "Runtime.executionContextsCleared";
+			public const string ExceptionThrown = "Runtime.exceptionThrown";
+			public const string ExceptionRevoked = "Runtime.exceptionRevoked";
+			public const string ConsoleAPICalled = "Runtime.consoleAPICalled";
+			public const string InspectRequested = "Runtime.inspectRequested";
+		}
+
+		public static class Debugger
+		{
+			public const string Enable = "Debugger.enable";
+			public const string Disable = "Debugger.disable";
+			public const string SetBreakpointsActive = "Debugger.setBreakpointsActive";
+			public const string SetSkipAllPauses = "Debugger.setSkipAllPauses";
+			public const string SetBreakpointByUrl = "Debugger.setBreakpointByUrl";
+			public const string SetBreakpoint = "Debugger.setBreakpoint";
+			public const string RemoveBreakpoint = "Debugger.removeBreakpoint";
+			public const string GetPossibleBreakpoints = "Debugger.getPossibleBreakpoints";
+			public const string ContinueToLocation = "Debugger.continueToLocation";
+			public const string StepOver = "Debugger.stepOver";
+			public const string StepInto = "Debugger.stepInto";
+			public const string StepOut = "Debugger.stepOut";
+			public const string Pause = "Debugger.pause";
+			public const string ScheduleStepIntoAsync = "Debugger.scheduleStepIntoAsync";
+			public const string Resume = "Debugger.resume";
+			public const string SearchInContent = "Debugger.searchInContent";
+			public const string SetScriptSource = "Debugger.setScriptSource";
+			public const string RestartFrame = "Debugger.restartFrame";
+			public const string GetScriptSource = "Debugger.getScriptSource";
+			public const string SetPauseOnExceptions = "Debugger.setPauseOnExceptions";
+			public const string EvaluateOnCallFrame = "Debugger.evaluateOnCallFrame";
+			public const string SetVariableValue = "Debugger.setVariableValue";
+			public const string SetAsyncCallStackDepth = "Debugger.setAsyncCallStackDepth";
+			public const string SetBlackboxPatterns = "Debugger.setBlackboxPatterns";
+			public const string SetBlackboxedRanges = "Debugger.setBlackboxedRanges";
+			public const string ScriptParsed = "Debugger.scriptParsed";
+			public const string ScriptFailedToParse = "Debugger.scriptFailedToParse";
+			public const string BreakpointResolved = "Debugger.breakpointResolved";
+			public const string Paused = "Debugger.paused";
+			public const string Resumed = "Debugger.resumed";
+		}
+
+		public static class Console
+		{
+			public const string Enable = "Console.enable";
+			public const string Disable = "Console.disable";
+			public const string ClearMessages = "Console.clearMessages";
+			public const string MessageAdded = "Console.messageAdded";
+		}
+
+		public static class Profiler
+		{
+			public const string Enable = "Profiler.enable";
+			public const string Disable = "Profiler.disable";
+			public const string SetSamplingInterval = "Profiler.setSamplingInterval";
+			public const string Start = "Profiler.start";
+			public const string Stop = "Profiler.stop";
+			public const string StartPreciseCoverage = "Profiler.startPreciseCoverage";
+			public const string StopPreciseCoverage = "Profiler.stopPreciseCoverage";
+			public const string TakePreciseCoverage = "Profiler.takePreciseCoverage";
+			public const string GetBestEffortCoverage = "Profiler.getBestEffortCoverage";
+			public const string ConsoleProfileStarted = "Profiler.consoleProfileStarted";
+			public const string ConsoleProfileFinished = "Profiler.consoleProfileFinished";
+		}
+
+		public static class HeapProfiler
+		{
+			public const string Enable = "HeapProfiler.enable";
+			public const string Disable = "HeapProfiler.disable";
+			public const string StartTrackingHeapObjects = "HeapProfiler.startTrackingHeapObjects";
+			public const string StopTrackingHeapObjects = "HeapProfiler.stopTrackingHeapObjects";
+			public const string TakeHeapSnapshot = "HeapProfiler.takeHeapSnapshot";
+			public const string CollectGarbage = "HeapProfiler.collectGarbage";
+			public const string GetObjectByHeapObjectId = "HeapProfiler.getObjectByHeapObjectId";
+			public const string AddInspectedHeapObject = "HeapProfiler.addInspectedHeapObject";
+			public const string GetHeapObjectId = "HeapProfiler.getHeapObjectId";
+			public const string StartSampling = "HeapProfiler.startSampling";
+			public const string StopSampling = "HeapProfiler.stopSampling";
+			public const string AddHeapSnapshotChunk = "HeapProfiler.addHeapSnapshotChunk";
+			public const string ResetProfiles = "HeapProfiler.resetProfiles";
+			public const string ReportHeapSnapshotProgress = "HeapProfiler.reportHeapSnapshotProgress";
+			public const string LastSeenObjectId = "HeapProfiler.lastSeenObjectId";
+			public const string HeapStatsUpdate = "HeapProfiler.heapStatsUpdate";
+		}
+
 		public static class Inspector
 		{
 			public const string Enable = "Inspector.enable";
 			public const string Disable = "Inspector.disable";
-			public const string EvaluateForTestInFrontend = "Inspector.evaluateForTestInFrontend";
-			public const string Inspect = "Inspector.inspect";
 			public const string Detached = "Inspector.detached";
 			public const string TargetCrashed = "Inspector.targetCrashed";
 		}
@@ -17,6 +121,8 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 		public static class Memory
 		{
 			public const string GetDOMCounters = "Memory.getDOMCounters";
+			public const string SetPressureNotificationsSuppressed = "Memory.setPressureNotificationsSuppressed";
+			public const string SimulatePressureNotification = "Memory.simulatePressureNotification";
 		}
 
 		public static class Page
@@ -25,8 +131,10 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string Disable = "Page.disable";
 			public const string AddScriptToEvaluateOnLoad = "Page.addScriptToEvaluateOnLoad";
 			public const string RemoveScriptToEvaluateOnLoad = "Page.removeScriptToEvaluateOnLoad";
+			public const string SetAutoAttachToCreatedPages = "Page.setAutoAttachToCreatedPages";
 			public const string Reload = "Page.reload";
 			public const string Navigate = "Page.navigate";
+			public const string StopLoading = "Page.stopLoading";
 			public const string GetNavigationHistory = "Page.getNavigationHistory";
 			public const string NavigateToHistoryEntry = "Page.navigateToHistoryEntry";
 			public const string GetCookies = "Page.getCookies";
@@ -43,14 +151,18 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string ClearDeviceOrientationOverride = "Page.clearDeviceOrientationOverride";
 			public const string SetTouchEmulationEnabled = "Page.setTouchEmulationEnabled";
 			public const string CaptureScreenshot = "Page.captureScreenshot";
-			public const string CanScreencast = "Page.canScreencast";
+			public const string PrintToPDF = "Page.printToPDF";
 			public const string StartScreencast = "Page.startScreencast";
 			public const string StopScreencast = "Page.stopScreencast";
 			public const string ScreencastFrameAck = "Page.screencastFrameAck";
 			public const string HandleJavaScriptDialog = "Page.handleJavaScriptDialog";
-			public const string SetShowViewportSizeOnResize = "Page.setShowViewportSizeOnResize";
 			public const string SetColorPickerEnabled = "Page.setColorPickerEnabled";
-			public const string SetOverlayMessage = "Page.setOverlayMessage";
+			public const string ConfigureOverlay = "Page.configureOverlay";
+			public const string GetAppManifest = "Page.getAppManifest";
+			public const string RequestAppBanner = "Page.requestAppBanner";
+			public const string SetControlNavigations = "Page.setControlNavigations";
+			public const string ProcessNavigation = "Page.processNavigation";
+			public const string GetLayoutMetrics = "Page.getLayoutMetrics";
 			public const string DomContentEventFired = "Page.domContentEventFired";
 			public const string LoadEventFired = "Page.loadEventFired";
 			public const string FrameAttached = "Page.frameAttached";
@@ -68,6 +180,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string ColorPicked = "Page.colorPicked";
 			public const string InterstitialShown = "Page.interstitialShown";
 			public const string InterstitialHidden = "Page.interstitialHidden";
+			public const string NavigationRequested = "Page.navigationRequested";
 		}
 
 		public static class Rendering
@@ -75,51 +188,37 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string SetShowPaintRects = "Rendering.setShowPaintRects";
 			public const string SetShowDebugBorders = "Rendering.setShowDebugBorders";
 			public const string SetShowFPSCounter = "Rendering.setShowFPSCounter";
-			public const string SetContinuousPaintingEnabled = "Rendering.setContinuousPaintingEnabled";
 			public const string SetShowScrollBottleneckRects = "Rendering.setShowScrollBottleneckRects";
+			public const string SetShowViewportSizeOnResize = "Rendering.setShowViewportSizeOnResize";
 		}
 
 		public static class Emulation
 		{
 			public const string SetDeviceMetricsOverride = "Emulation.setDeviceMetricsOverride";
 			public const string ClearDeviceMetricsOverride = "Emulation.clearDeviceMetricsOverride";
-			public const string ResetScrollAndPageScaleFactor = "Emulation.resetScrollAndPageScaleFactor";
+			public const string ForceViewport = "Emulation.forceViewport";
+			public const string ResetViewport = "Emulation.resetViewport";
+			public const string ResetPageScaleFactor = "Emulation.resetPageScaleFactor";
 			public const string SetPageScaleFactor = "Emulation.setPageScaleFactor";
+			public const string SetVisibleSize = "Emulation.setVisibleSize";
 			public const string SetScriptExecutionDisabled = "Emulation.setScriptExecutionDisabled";
 			public const string SetGeolocationOverride = "Emulation.setGeolocationOverride";
 			public const string ClearGeolocationOverride = "Emulation.clearGeolocationOverride";
 			public const string SetTouchEmulationEnabled = "Emulation.setTouchEmulationEnabled";
 			public const string SetEmulatedMedia = "Emulation.setEmulatedMedia";
+			public const string SetCPUThrottlingRate = "Emulation.setCPUThrottlingRate";
 			public const string CanEmulate = "Emulation.canEmulate";
-			public const string ViewportChanged = "Emulation.viewportChanged";
+			public const string SetVirtualTimePolicy = "Emulation.setVirtualTimePolicy";
+			public const string SetDefaultBackgroundColorOverride = "Emulation.setDefaultBackgroundColorOverride";
+			public const string VirtualTimeBudgetExpired = "Emulation.virtualTimeBudgetExpired";
 		}
 
-		public static class Runtime
+		public static class Security
 		{
-			public const string Evaluate = "Runtime.evaluate";
-			public const string CallFunctionOn = "Runtime.callFunctionOn";
-			public const string GetProperties = "Runtime.getProperties";
-			public const string GetEventListeners = "Runtime.getEventListeners";
-			public const string ReleaseObject = "Runtime.releaseObject";
-			public const string ReleaseObjectGroup = "Runtime.releaseObjectGroup";
-			public const string Run = "Runtime.run";
-			public const string Enable = "Runtime.enable";
-			public const string Disable = "Runtime.disable";
-			public const string IsRunRequired = "Runtime.isRunRequired";
-			public const string SetCustomObjectFormatterEnabled = "Runtime.setCustomObjectFormatterEnabled";
-			public const string ExecutionContextCreated = "Runtime.executionContextCreated";
-			public const string ExecutionContextDestroyed = "Runtime.executionContextDestroyed";
-			public const string ExecutionContextsCleared = "Runtime.executionContextsCleared";
-		}
-
-		public static class Console
-		{
-			public const string Enable = "Console.enable";
-			public const string Disable = "Console.disable";
-			public const string ClearMessages = "Console.clearMessages";
-			public const string MessageAdded = "Console.messageAdded";
-			public const string MessageRepeatCountUpdated = "Console.messageRepeatCountUpdated";
-			public const string MessagesCleared = "Console.messagesCleared";
+			public const string Enable = "Security.enable";
+			public const string Disable = "Security.disable";
+			public const string ShowCertificateViewer = "Security.showCertificateViewer";
+			public const string SecurityStateChanged = "Security.securityStateChanged";
 		}
 
 		public static class Network
@@ -129,6 +228,8 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string SetUserAgentOverride = "Network.setUserAgentOverride";
 			public const string SetExtraHTTPHeaders = "Network.setExtraHTTPHeaders";
 			public const string GetResponseBody = "Network.getResponseBody";
+			public const string AddBlockedURL = "Network.addBlockedURL";
+			public const string RemoveBlockedURL = "Network.removeBlockedURL";
 			public const string ReplayXHR = "Network.replayXHR";
 			public const string SetMonitoringXHREnabled = "Network.setMonitoringXHREnabled";
 			public const string CanClearBrowserCache = "Network.canClearBrowserCache";
@@ -136,11 +237,16 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string CanClearBrowserCookies = "Network.canClearBrowserCookies";
 			public const string ClearBrowserCookies = "Network.clearBrowserCookies";
 			public const string GetCookies = "Network.getCookies";
+			public const string GetAllCookies = "Network.getAllCookies";
 			public const string DeleteCookie = "Network.deleteCookie";
+			public const string SetCookie = "Network.setCookie";
 			public const string CanEmulateNetworkConditions = "Network.canEmulateNetworkConditions";
 			public const string EmulateNetworkConditions = "Network.emulateNetworkConditions";
 			public const string SetCacheDisabled = "Network.setCacheDisabled";
+			public const string SetBypassServiceWorker = "Network.setBypassServiceWorker";
 			public const string SetDataSizeLimitsForTest = "Network.setDataSizeLimitsForTest";
+			public const string GetCertificate = "Network.getCertificate";
+			public const string ResourceChangedPriority = "Network.resourceChangedPriority";
 			public const string RequestWillBeSent = "Network.requestWillBeSent";
 			public const string RequestServedFromCache = "Network.requestServedFromCache";
 			public const string ResponseReceived = "Network.responseReceived";
@@ -174,6 +280,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string RequestDatabase = "IndexedDB.requestDatabase";
 			public const string RequestData = "IndexedDB.requestData";
 			public const string ClearObjectStore = "IndexedDB.clearObjectStore";
+			public const string DeleteDatabase = "IndexedDB.deleteDatabase";
 		}
 
 		public static class CacheStorage
@@ -181,12 +288,14 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string RequestCacheNames = "CacheStorage.requestCacheNames";
 			public const string RequestEntries = "CacheStorage.requestEntries";
 			public const string DeleteCache = "CacheStorage.deleteCache";
+			public const string DeleteEntry = "CacheStorage.deleteEntry";
 		}
 
 		public static class DOMStorage
 		{
 			public const string Enable = "DOMStorage.enable";
 			public const string Disable = "DOMStorage.disable";
+			public const string Clear = "DOMStorage.clear";
 			public const string GetDOMStorageItems = "DOMStorage.getDOMStorageItems";
 			public const string SetDOMStorageItem = "DOMStorage.setDOMStorageItem";
 			public const string RemoveDOMStorageItem = "DOMStorage.removeDOMStorageItem";
@@ -206,22 +315,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string NetworkStateUpdated = "ApplicationCache.networkStateUpdated";
 		}
 
-		public static class FileSystem
-		{
-			public const string Enable = "FileSystem.enable";
-			public const string Disable = "FileSystem.disable";
-			public const string RequestFileSystemRoot = "FileSystem.requestFileSystemRoot";
-			public const string RequestDirectoryContent = "FileSystem.requestDirectoryContent";
-			public const string RequestMetadata = "FileSystem.requestMetadata";
-			public const string RequestFileContent = "FileSystem.requestFileContent";
-			public const string DeleteEntry = "FileSystem.deleteEntry";
-		}
-
 		public static class DOM
 		{
 			public const string Enable = "DOM.enable";
 			public const string Disable = "DOM.disable";
 			public const string GetDocument = "DOM.getDocument";
+			public const string GetFlattenedDocument = "DOM.getFlattenedDocument";
+			public const string CollectClassNamesFromSubtree = "DOM.collectClassNamesFromSubtree";
 			public const string RequestChildNodes = "DOM.requestChildNodes";
 			public const string QuerySelector = "DOM.querySelector";
 			public const string QuerySelectorAll = "DOM.querySelectorAll";
@@ -231,14 +331,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string SetAttributeValue = "DOM.setAttributeValue";
 			public const string SetAttributesAsText = "DOM.setAttributesAsText";
 			public const string RemoveAttribute = "DOM.removeAttribute";
-			public const string GetEventListenersForNode = "DOM.getEventListenersForNode";
 			public const string GetOuterHTML = "DOM.getOuterHTML";
 			public const string SetOuterHTML = "DOM.setOuterHTML";
 			public const string PerformSearch = "DOM.performSearch";
 			public const string GetSearchResults = "DOM.getSearchResults";
 			public const string DiscardSearchResults = "DOM.discardSearchResults";
 			public const string RequestNode = "DOM.requestNode";
-			public const string SetInspectModeEnabled = "DOM.setInspectModeEnabled";
+			public const string SetInspectMode = "DOM.setInspectMode";
 			public const string HighlightRect = "DOM.highlightRect";
 			public const string HighlightQuad = "DOM.highlightQuad";
 			public const string HighlightNode = "DOM.highlightNode";
@@ -275,6 +374,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string PseudoElementAdded = "DOM.pseudoElementAdded";
 			public const string PseudoElementRemoved = "DOM.pseudoElementRemoved";
 			public const string DistributedNodesUpdated = "DOM.distributedNodesUpdated";
+			public const string NodeHighlightRequested = "DOM.nodeHighlightRequested";
 		}
 
 		public static class CSS
@@ -286,78 +386,32 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string GetComputedStyleForNode = "CSS.getComputedStyleForNode";
 			public const string GetPlatformFontsForNode = "CSS.getPlatformFontsForNode";
 			public const string GetStyleSheetText = "CSS.getStyleSheetText";
+			public const string CollectClassNames = "CSS.collectClassNames";
 			public const string SetStyleSheetText = "CSS.setStyleSheetText";
-			public const string SetPropertyText = "CSS.setPropertyText";
 			public const string SetRuleSelector = "CSS.setRuleSelector";
+			public const string SetKeyframeKey = "CSS.setKeyframeKey";
+			public const string SetStyleTexts = "CSS.setStyleTexts";
 			public const string SetMediaText = "CSS.setMediaText";
 			public const string CreateStyleSheet = "CSS.createStyleSheet";
 			public const string AddRule = "CSS.addRule";
 			public const string ForcePseudoState = "CSS.forcePseudoState";
 			public const string GetMediaQueries = "CSS.getMediaQueries";
+			public const string SetEffectivePropertyValueForNode = "CSS.setEffectivePropertyValueForNode";
+			public const string GetBackgroundColors = "CSS.getBackgroundColors";
+			public const string GetLayoutTreeAndStyles = "CSS.getLayoutTreeAndStyles";
+			public const string StartRuleUsageTracking = "CSS.startRuleUsageTracking";
+			public const string StopRuleUsageTracking = "CSS.stopRuleUsageTracking";
 			public const string MediaQueryResultChanged = "CSS.mediaQueryResultChanged";
+			public const string FontsUpdated = "CSS.fontsUpdated";
 			public const string StyleSheetChanged = "CSS.styleSheetChanged";
 			public const string StyleSheetAdded = "CSS.styleSheetAdded";
 			public const string StyleSheetRemoved = "CSS.styleSheetRemoved";
 		}
 
-		public static class Timeline
+		public static class IO
 		{
-			public const string Enable = "Timeline.enable";
-			public const string Disable = "Timeline.disable";
-			public const string Start = "Timeline.start";
-			public const string Stop = "Timeline.stop";
-			public const string EventRecorded = "Timeline.eventRecorded";
-		}
-
-		public static class Debugger
-		{
-			public const string Enable = "Debugger.enable";
-			public const string Disable = "Debugger.disable";
-			public const string SetBreakpointsActive = "Debugger.setBreakpointsActive";
-			public const string SetSkipAllPauses = "Debugger.setSkipAllPauses";
-			public const string SetBreakpointByUrl = "Debugger.setBreakpointByUrl";
-			public const string SetBreakpoint = "Debugger.setBreakpoint";
-			public const string RemoveBreakpoint = "Debugger.removeBreakpoint";
-			public const string ContinueToLocation = "Debugger.continueToLocation";
-			public const string StepOver = "Debugger.stepOver";
-			public const string StepInto = "Debugger.stepInto";
-			public const string StepOut = "Debugger.stepOut";
-			public const string Pause = "Debugger.pause";
-			public const string Resume = "Debugger.resume";
-			public const string StepIntoAsync = "Debugger.stepIntoAsync";
-			public const string SearchInContent = "Debugger.searchInContent";
-			public const string CanSetScriptSource = "Debugger.canSetScriptSource";
-			public const string SetScriptSource = "Debugger.setScriptSource";
-			public const string RestartFrame = "Debugger.restartFrame";
-			public const string GetScriptSource = "Debugger.getScriptSource";
-			public const string GetFunctionDetails = "Debugger.getFunctionDetails";
-			public const string GetGeneratorObjectDetails = "Debugger.getGeneratorObjectDetails";
-			public const string GetCollectionEntries = "Debugger.getCollectionEntries";
-			public const string SetPauseOnExceptions = "Debugger.setPauseOnExceptions";
-			public const string EvaluateOnCallFrame = "Debugger.evaluateOnCallFrame";
-			public const string CompileScript = "Debugger.compileScript";
-			public const string RunScript = "Debugger.runScript";
-			public const string SetVariableValue = "Debugger.setVariableValue";
-			public const string GetStepInPositions = "Debugger.getStepInPositions";
-			public const string GetBacktrace = "Debugger.getBacktrace";
-			public const string SkipStackFrames = "Debugger.skipStackFrames";
-			public const string SetAsyncCallStackDepth = "Debugger.setAsyncCallStackDepth";
-			public const string EnablePromiseTracker = "Debugger.enablePromiseTracker";
-			public const string DisablePromiseTracker = "Debugger.disablePromiseTracker";
-			public const string GetPromises = "Debugger.getPromises";
-			public const string GetPromiseById = "Debugger.getPromiseById";
-			public const string FlushAsyncOperationEvents = "Debugger.flushAsyncOperationEvents";
-			public const string SetAsyncOperationBreakpoint = "Debugger.setAsyncOperationBreakpoint";
-			public const string RemoveAsyncOperationBreakpoint = "Debugger.removeAsyncOperationBreakpoint";
-			public const string GlobalObjectCleared = "Debugger.globalObjectCleared";
-			public const string ScriptParsed = "Debugger.scriptParsed";
-			public const string ScriptFailedToParse = "Debugger.scriptFailedToParse";
-			public const string BreakpointResolved = "Debugger.breakpointResolved";
-			public const string Paused = "Debugger.paused";
-			public const string Resumed = "Debugger.resumed";
-			public const string PromiseUpdated = "Debugger.promiseUpdated";
-			public const string AsyncOperationStarted = "Debugger.asyncOperationStarted";
-			public const string AsyncOperationCompleted = "Debugger.asyncOperationCompleted";
+			public const string Read = "IO.read";
+			public const string Close = "IO.close";
 		}
 
 		public static class DOMDebugger
@@ -370,87 +424,48 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string RemoveInstrumentationBreakpoint = "DOMDebugger.removeInstrumentationBreakpoint";
 			public const string SetXHRBreakpoint = "DOMDebugger.setXHRBreakpoint";
 			public const string RemoveXHRBreakpoint = "DOMDebugger.removeXHRBreakpoint";
+			public const string GetEventListeners = "DOMDebugger.getEventListeners";
 		}
 
-		public static class Profiler
-		{
-			public const string Enable = "Profiler.enable";
-			public const string Disable = "Profiler.disable";
-			public const string SetSamplingInterval = "Profiler.setSamplingInterval";
-			public const string Start = "Profiler.start";
-			public const string Stop = "Profiler.stop";
-			public const string ConsoleProfileStarted = "Profiler.consoleProfileStarted";
-			public const string ConsoleProfileFinished = "Profiler.consoleProfileFinished";
-		}
-
-		public static class HeapProfiler
-		{
-			public const string Enable = "HeapProfiler.enable";
-			public const string Disable = "HeapProfiler.disable";
-			public const string StartTrackingHeapObjects = "HeapProfiler.startTrackingHeapObjects";
-			public const string StopTrackingHeapObjects = "HeapProfiler.stopTrackingHeapObjects";
-			public const string TakeHeapSnapshot = "HeapProfiler.takeHeapSnapshot";
-			public const string CollectGarbage = "HeapProfiler.collectGarbage";
-			public const string GetObjectByHeapObjectId = "HeapProfiler.getObjectByHeapObjectId";
-			public const string AddInspectedHeapObject = "HeapProfiler.addInspectedHeapObject";
-			public const string GetHeapObjectId = "HeapProfiler.getHeapObjectId";
-			public const string AddHeapSnapshotChunk = "HeapProfiler.addHeapSnapshotChunk";
-			public const string ResetProfiles = "HeapProfiler.resetProfiles";
-			public const string ReportHeapSnapshotProgress = "HeapProfiler.reportHeapSnapshotProgress";
-			public const string LastSeenObjectId = "HeapProfiler.lastSeenObjectId";
-			public const string HeapStatsUpdate = "HeapProfiler.heapStatsUpdate";
-		}
-
-		public static class Worker
+		public static class Target
 		{
-			public const string Enable = "Worker.enable";
-			public const string Disable = "Worker.disable";
-			public const string SendMessageToWorker = "Worker.sendMessageToWorker";
-			public const string ConnectToWorker = "Worker.connectToWorker";
-			public const string DisconnectFromWorker = "Worker.disconnectFromWorker";
-			public const string SetAutoconnectToWorkers = "Worker.setAutoconnectToWorkers";
-			public const string WorkerCreated = "Worker.workerCreated";
-			public const string WorkerTerminated = "Worker.workerTerminated";
-			public const string DispatchMessageFromWorker = "Worker.dispatchMessageFromWorker";
+			public const string SetDiscoverTargets = "Target.setDiscoverTargets";
+			public const string SetAutoAttach = "Target.setAutoAttach";
+			public const string SetAttachToFrames = "Target.setAttachToFrames";
+			public const string SetRemoteLocations = "Target.setRemoteLocations";
+			public const string SendMessageToTarget = "Target.sendMessageToTarget";
+			public const string GetTargetInfo = "Target.getTargetInfo";
+			public const string ActivateTarget = "Target.activateTarget";
+			public const string CloseTarget = "Target.closeTarget";
+			public const string AttachToTarget = "Target.attachToTarget";
+			public const string DetachFromTarget = "Target.detachFromTarget";
+			public const string CreateBrowserContext = "Target.createBrowserContext";
+			public const string DisposeBrowserContext = "Target.disposeBrowserContext";
+			public const string CreateTarget = "Target.createTarget";
+			public const string GetTargets = "Target.getTargets";
+			public const string TargetCreated = "Target.targetCreated";
+			public const string TargetDestroyed = "Target.targetDestroyed";
+			public const string AttachedToTarget = "Target.attachedToTarget";
+			public const string DetachedFromTarget = "Target.detachedFromTarget";
+			public const string ReceivedMessageFromTarget = "Target.receivedMessageFromTarget";
 		}
 
 		public static class ServiceWorker
 		{
 			public const string Enable = "ServiceWorker.enable";
 			public const string Disable = "ServiceWorker.disable";
-			public const string SendMessage = "ServiceWorker.sendMessage";
-			public const string Stop = "ServiceWorker.stop";
 			public const string Unregister = "ServiceWorker.unregister";
 			public const string UpdateRegistration = "ServiceWorker.updateRegistration";
 			public const string StartWorker = "ServiceWorker.startWorker";
+			public const string SkipWaiting = "ServiceWorker.skipWaiting";
 			public const string StopWorker = "ServiceWorker.stopWorker";
 			public const string InspectWorker = "ServiceWorker.inspectWorker";
-			public const string SetDebugOnStart = "ServiceWorker.setDebugOnStart";
+			public const string SetForceUpdateOnPageLoad = "ServiceWorker.setForceUpdateOnPageLoad";
 			public const string DeliverPushMessage = "ServiceWorker.deliverPushMessage";
-			public const string WorkerCreated = "ServiceWorker.workerCreated";
-			public const string WorkerTerminated = "ServiceWorker.workerTerminated";
-			public const string DispatchMessage = "ServiceWorker.dispatchMessage";
+			public const string DispatchSyncEvent = "ServiceWorker.dispatchSyncEvent";
 			public const string WorkerRegistrationUpdated = "ServiceWorker.workerRegistrationUpdated";
 			public const string WorkerVersionUpdated = "ServiceWorker.workerVersionUpdated";
 			public const string WorkerErrorReported = "ServiceWorker.workerErrorReported";
-			public const string DebugOnStartUpdated = "ServiceWorker.debugOnStartUpdated";
-		}
-
-		public static class Canvas
-		{
-			public const string Enable = "Canvas.enable";
-			public const string Disable = "Canvas.disable";
-			public const string DropTraceLog = "Canvas.dropTraceLog";
-			public const string HasUninstrumentedCanvases = "Canvas.hasUninstrumentedCanvases";
-			public const string CaptureFrame = "Canvas.captureFrame";
-			public const string StartCapturing = "Canvas.startCapturing";
-			public const string StopCapturing = "Canvas.stopCapturing";
-			public const string GetTraceLog = "Canvas.getTraceLog";
-			public const string ReplayTraceLog = "Canvas.replayTraceLog";
-			public const string GetResourceState = "Canvas.getResourceState";
-			public const string EvaluateTraceLogCallArgument = "Canvas.evaluateTraceLogCallArgument";
-			public const string ContextCreated = "Canvas.contextCreated";
-			public const string TraceLogsRemoved = "Canvas.traceLogsRemoved";
 		}
 
 		public static class Input
@@ -490,35 +505,60 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome
 			public const string Start = "Tracing.start";
 			public const string End = "Tracing.end";
 			public const string GetCategories = "Tracing.getCategories";
+			public const string RequestMemoryDump = "Tracing.requestMemoryDump";
+			public const string RecordClockSyncMarker = "Tracing.recordClockSyncMarker";
 			public const string DataCollected = "Tracing.dataCollected";
 			public const string TracingComplete = "Tracing.tracingComplete";
 			public const string BufferUsage = "Tracing.bufferUsage";
 		}
 
-		public static class Power
-		{
-			public const string Start = "Power.start";
-			public const string End = "Power.end";
-			public const string CanProfilePower = "Power.canProfilePower";
-			public const string GetAccuracyLevel = "Power.getAccuracyLevel";
-			public const string DataAvailable = "Power.dataAvailable";
-		}
-
 		public static class Animation
 		{
 			public const string Enable = "Animation.enable";
-			public const string GetAnimationPlayersForNode = "Animation.getAnimationPlayersForNode";
+			public const string Disable = "Animation.disable";
 			public const string GetPlaybackRate = "Animation.getPlaybackRate";
 			public const string SetPlaybackRate = "Animation.setPlaybackRate";
-			public const string SetCurrentTime = "Animation.setCurrentTime";
+			public const string GetCurrentTime = "Animation.getCurrentTime";
+			public const string SetPaused = "Animation.setPaused";
 			public const string SetTiming = "Animation.setTiming";
-			public const string AnimationPlayerCreated = "Animation.animationPlayerCreated";
-			public const string AnimationPlayerCanceled = "Animation.animationPlayerCanceled";
+			public const string SeekAnimations = "Animation.seekAnimations";
+			public const string ReleaseAnimations = "Animation.releaseAnimations";
+			public const string ResolveAnimation = "Animation.resolveAnimation";
+			public const string AnimationCreated = "Animation.animationCreated";
+			public const string AnimationStarted = "Animation.animationStarted";
+			public const string AnimationCanceled = "Animation.animationCanceled";
 		}
 
 		public static class Accessibility
 		{
-			public const string GetAXNode = "Accessibility.getAXNode";
+			public const string GetPartialAXTree = "Accessibility.getPartialAXTree";
+		}
+
+		public static class Storage
+		{
+			public const string ClearDataForOrigin = "Storage.clearDataForOrigin";
+		}
+
+		public static class Log
+		{
+			public const string Enable = "Log.enable";
+			public const string Disable = "Log.disable";
+			public const string Clear = "Log.clear";
+			public const string StartViolationsReport = "Log.startViolationsReport";
+			public const string StopViolationsReport = "Log.stopViolationsReport";
+			public const string EntryAdded = "Log.entryAdded";
+		}
+
+		public static class SystemInfo
+		{
+			public const string GetInfo = "SystemInfo.getInfo";
+		}
+
+		public static class Tethering
+		{
+			public const string Bind = "Tethering.bind";
+			public const string Unbind = "Tethering.unbind";
+			public const string Accepted = "Tethering.accepted";
 		}
 
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Rendering/SetContinuousPaintingEnabledCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Rendering/SetContinuousPaintingEnabledCommand.cs
deleted file mode 100644
index b8f6cb7dc0d27e8fbde942bbe09db110e5a88052..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Rendering/SetContinuousPaintingEnabledCommand.cs
+++ /dev/null
@@ -1,19 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Rendering
-{
-	/// <summary>
-	/// Requests that backend enables continuous painting
-	/// </summary>
-	[Command(ProtocolName.Rendering.SetContinuousPaintingEnabled)]
-	[SupportedBy("Chrome")]
-	public class SetContinuousPaintingEnabledCommand
-	{
-		/// <summary>
-		/// Gets or sets True for enabling cointinuous painting
-		/// </summary>
-		public bool Enabled { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Rendering/SetContinuousPaintingEnabledCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Rendering/SetContinuousPaintingEnabledCommandResponse.cs
deleted file mode 100644
index 60833d6996ef32b318815449176c5ad22514420e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Rendering/SetContinuousPaintingEnabledCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Rendering
-{
-	/// <summary>
-	/// Requests that backend enables continuous painting
-	/// </summary>
-	[CommandResponse(ProtocolName.Rendering.SetContinuousPaintingEnabled)]
-	[SupportedBy("Chrome")]
-	public class SetContinuousPaintingEnabledCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetShowViewportSizeOnResizeCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Rendering/SetShowViewportSizeOnResizeCommand.cs
similarity index 100%
rename from source/ChromeDevTools/Protocol/Chrome/Page/SetShowViewportSizeOnResizeCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Rendering/SetShowViewportSizeOnResizeCommand.cs
diff --git a/source/ChromeDevTools/Protocol/Chrome/Page/SetShowViewportSizeOnResizeCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Rendering/SetShowViewportSizeOnResizeCommandResponse.cs
similarity index 66%
rename from source/ChromeDevTools/Protocol/Chrome/Page/SetShowViewportSizeOnResizeCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Rendering/SetShowViewportSizeOnResizeCommandResponse.cs
index 6dc06103926ff035fd41ceafcc84f7ddce30eeb2..1f1d02c7dafaf206ec69c0be9902d55c3e50a449 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Page/SetShowViewportSizeOnResizeCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Rendering/SetShowViewportSizeOnResizeCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Page
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Rendering
 {
 	/// <summary>
 	/// Paints viewport size upon main frame resize.
 	/// </summary>
-	[CommandResponse(ProtocolName.Page.SetShowViewportSizeOnResize)]
+	[CommandResponse(ProtocolName.Rendering.SetShowViewportSizeOnResize)]
 	[SupportedBy("Chrome")]
 	public class SetShowViewportSizeOnResizeCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/AwaitPromiseCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/AwaitPromiseCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7d6629d31c8c8805cd83c29834ae46eb7f868a9d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/AwaitPromiseCommand.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Add handler to promise with given promise object id.
+	/// </summary>
+	[Command(ProtocolName.Runtime.AwaitPromise)]
+	[SupportedBy("Chrome")]
+	public class AwaitPromiseCommand
+	{
+		/// <summary>
+		/// Gets or sets Identifier of the promise.
+		/// </summary>
+		public string PromiseObjectId { get; set; }
+		/// <summary>
+		/// Gets or sets Whether the result is expected to be a JSON object that should be sent by value.
+		/// </summary>
+		public bool ReturnByValue { get; set; }
+		/// <summary>
+		/// Gets or sets Whether preview should be generated for the result.
+		/// </summary>
+		public bool GeneratePreview { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/AwaitPromiseCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/AwaitPromiseCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..dfa789104722b5afe3181ac22dd2bf7654c2e452
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/AwaitPromiseCommandResponse.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Add handler to promise with given promise object id.
+	/// </summary>
+	[CommandResponse(ProtocolName.Runtime.AwaitPromise)]
+	[SupportedBy("Chrome")]
+	public class AwaitPromiseCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Promise result. Will contain rejected value if promise was rejected.
+		/// </summary>
+		public RemoteObject Result { get; set; }
+		/// <summary>
+		/// Gets or sets Exception details if stack strace is available.
+		/// </summary>
+		public ExceptionDetails ExceptionDetails { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Console/CallFrame.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/CallFrame.cs
similarity index 74%
rename from source/ChromeDevTools/Protocol/Chrome/Console/CallFrame.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/CallFrame.cs
index f55c0abbff0f2540e3054d1bc1d706243b93a0c8..f29a8a33115a3e7f5df50d67de4eb4b7f639185e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Console/CallFrame.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/CallFrame.cs
@@ -2,10 +2,10 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Console
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 {
 	/// <summary>
-	/// Stack entry for console errors and assertions.
+	/// Stack entry for runtime errors and assertions.
 	/// </summary>
 	[SupportedBy("Chrome")]
 	public class CallFrame
@@ -23,11 +23,11 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Console
 		/// </summary>
 		public string Url { get; set; }
 		/// <summary>
-		/// Gets or sets JavaScript script line number.
+		/// Gets or sets JavaScript script line number (0-based).
 		/// </summary>
 		public long LineNumber { get; set; }
 		/// <summary>
-		/// Gets or sets JavaScript script column number.
+		/// Gets or sets JavaScript script column number (0-based).
 		/// </summary>
 		public long ColumnNumber { get; set; }
 	}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/CompileScriptCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/CompileScriptCommand.cs
similarity index 65%
rename from source/ChromeDevTools/Protocol/Chrome/Debugger/CompileScriptCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/CompileScriptCommand.cs
index be2da0a9126db1bc4e7be6c83cb869a4df90e705..670d8234220fe1e3eda573a8106c0298670fa698 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/CompileScriptCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/CompileScriptCommand.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 {
 	/// <summary>
 	/// Compiles expression.
 	/// </summary>
-	[Command(ProtocolName.Debugger.CompileScript)]
+	[Command(ProtocolName.Runtime.CompileScript)]
 	[SupportedBy("Chrome")]
 	public class CompileScriptCommand
 	{
@@ -24,7 +24,7 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
 		/// </summary>
 		public bool PersistScript { get; set; }
 		/// <summary>
-		/// Gets or sets Specifies in which isolated context to perform script run. Each content script lives in an isolated context and this parameter may be used to specify one of those contexts. If the parameter is omitted or 0 the evaluation will be performed in the context of the inspected page.
+		/// Gets or sets Specifies in which execution context to perform script run. If the parameter is omitted the evaluation will be performed in the context of the inspected page.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public long? ExecutionContextId { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/CompileScriptCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/CompileScriptCommandResponse.cs
similarity index 83%
rename from source/ChromeDevTools/Protocol/Chrome/Debugger/CompileScriptCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/CompileScriptCommandResponse.cs
index 6c3e1be54ffcb589c681c7602558984d91bcd215..4167c49b3f86f714fca358ad4b068632cf3823c1 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/CompileScriptCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/CompileScriptCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 {
 	/// <summary>
 	/// Compiles expression.
 	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.CompileScript)]
+	[CommandResponse(ProtocolName.Runtime.CompileScript)]
 	[SupportedBy("Chrome")]
 	public class CompileScriptCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/ConsoleAPICalledEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/ConsoleAPICalledEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..12c6810247de4126b9c9edbf5f8eb1c0f15f6ed5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/ConsoleAPICalledEvent.cs
@@ -0,0 +1,33 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Issued when console API was called.
+	/// </summary>
+	[Event(ProtocolName.Runtime.ConsoleAPICalled)]
+	[SupportedBy("Chrome")]
+	public class ConsoleAPICalledEvent
+	{
+		/// <summary>
+		/// Gets or sets Type of the call.
+		/// </summary>
+		public string Type { get; set; }
+		/// <summary>
+		/// Gets or sets Call arguments.
+		/// </summary>
+		public RemoteObject[] Args { get; set; }
+		/// <summary>
+		/// Gets or sets Identifier of the context where the call was made.
+		/// </summary>
+		public long ExecutionContextId { get; set; }
+		/// <summary>
+		/// Gets or sets Call timestamp.
+		/// </summary>
+		public double Timestamp { get; set; }
+		/// <summary>
+		/// Gets or sets Stack trace captured when the call was made.
+		/// </summary>
+		public StackTrace StackTrace { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/CustomPreview.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/CustomPreview.cs
index f13348a69d9dac3750a12ed76b600c926bef998b..2da7ee769fb063f3fc4378da7161f50d3cbeb024 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/CustomPreview.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/CustomPreview.cs
@@ -23,6 +23,10 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 		/// </summary>
 		public string FormatterObjectId { get; set; }
 		/// <summary>
+		/// Gets or sets BindRemoteObjectFunctionId
+		/// </summary>
+		public string BindRemoteObjectFunctionId { get; set; }
+		/// <summary>
 		/// Gets or sets ConfigObjectId
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/DiscardConsoleEntriesCommand.cs
similarity index 58%
rename from source/ChromeDevTools/Protocol/Chrome/Runtime/RunCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/DiscardConsoleEntriesCommand.cs
index 82494c85c61f1f47e9ffc8f7a09fbaa894a021e2..f454c3cc0f6c4cfcf52c916c4c745b065357bef6 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/DiscardConsoleEntriesCommand.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 {
 	/// <summary>
-	/// Tells inspected instance(worker or page) that it can run in case it was started paused.
+	/// Discards collected exceptions and console API calls.
 	/// </summary>
-	[Command(ProtocolName.Runtime.Run)]
+	[Command(ProtocolName.Runtime.DiscardConsoleEntries)]
 	[SupportedBy("Chrome")]
-	public class RunCommand
+	public class DiscardConsoleEntriesCommand
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/DiscardConsoleEntriesCommandResponse.cs
similarity index 55%
rename from source/ChromeDevTools/Protocol/Chrome/Runtime/RunCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/DiscardConsoleEntriesCommandResponse.cs
index 33eac339415b784bfb72c2e91140635d6b96a83b..3151e63f2bb62aaac2f68082e838644937d5607e 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/DiscardConsoleEntriesCommandResponse.cs
@@ -5,11 +5,11 @@ using System.Collections.Generic;
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 {
 	/// <summary>
-	/// Tells inspected instance(worker or page) that it can run in case it was started paused.
+	/// Discards collected exceptions and console API calls.
 	/// </summary>
-	[CommandResponse(ProtocolName.Runtime.Run)]
+	[CommandResponse(ProtocolName.Runtime.DiscardConsoleEntries)]
 	[SupportedBy("Chrome")]
-	public class RunCommandResponse
+	public class DiscardConsoleEntriesCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionDetails.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionDetails.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0d2b0ba7979512009edd40c39126f969411662fa
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionDetails.cs
@@ -0,0 +1,50 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Detailed information about exception (or error) that was thrown during script compilation or execution.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class ExceptionDetails
+	{
+		/// <summary>
+		/// Gets or sets Exception id.
+		/// </summary>
+		public long ExceptionId { get; set; }
+		/// <summary>
+		/// Gets or sets Exception text, which should be used together with exception object when available.
+		/// </summary>
+		public string Text { get; set; }
+		/// <summary>
+		/// Gets or sets Line number of the exception location (0-based).
+		/// </summary>
+		public long LineNumber { get; set; }
+		/// <summary>
+		/// Gets or sets Column number of the exception location (0-based).
+		/// </summary>
+		public long ColumnNumber { get; set; }
+		/// <summary>
+		/// Gets or sets Script ID of the exception location.
+		/// </summary>
+		public string ScriptId { get; set; }
+		/// <summary>
+		/// Gets or sets URL of the exception location, to be used when the script was not reported.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets JavaScript stack trace if available.
+		/// </summary>
+		public StackTrace StackTrace { get; set; }
+		/// <summary>
+		/// Gets or sets Exception object if available.
+		/// </summary>
+		public RemoteObject Exception { get; set; }
+		/// <summary>
+		/// Gets or sets Identifier of the context where exception happened.
+		/// </summary>
+		public long ExecutionContextId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionRevokedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionRevokedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..78691563a12ca92faf3306281da323dde6ee5964
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionRevokedEvent.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Issued when unhandled exception was revoked.
+	/// </summary>
+	[Event(ProtocolName.Runtime.ExceptionRevoked)]
+	[SupportedBy("Chrome")]
+	public class ExceptionRevokedEvent
+	{
+		/// <summary>
+		/// Gets or sets Reason describing why exception was revoked.
+		/// </summary>
+		public string Reason { get; set; }
+		/// <summary>
+		/// Gets or sets The id of revoked exception, as reported in <code>exceptionUnhandled</code>.
+		/// </summary>
+		public long ExceptionId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionThrownEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionThrownEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..380c89bb028b47973b33ee0212702245792ebfaa
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/ExceptionThrownEvent.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Issued when exception was thrown and unhandled.
+	/// </summary>
+	[Event(ProtocolName.Runtime.ExceptionThrown)]
+	[SupportedBy("Chrome")]
+	public class ExceptionThrownEvent
+	{
+		/// <summary>
+		/// Gets or sets Timestamp of the exception.
+		/// </summary>
+		public double Timestamp { get; set; }
+		/// <summary>
+		/// Gets or sets ExceptionDetails
+		/// </summary>
+		public ExceptionDetails ExceptionDetails { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/GetPropertiesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/GetPropertiesCommandResponse.cs
index 3d007868ba01132fc0f2e43ee26e4ad9b8efd957..4ab501495abf358f3e364505d9f3d900abce0bc3 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/GetPropertiesCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/GetPropertiesCommandResponse.cs
@@ -20,5 +20,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public InternalPropertyDescriptor[] InternalProperties { get; set; }
+		/// <summary>
+		/// Gets or sets Exception details.
+		/// </summary>
+		public ExceptionDetails ExceptionDetails { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/InspectRequestedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/InspectRequestedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f4c6371d0f188c625e6cbfca53a25048d0053dfd
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/InspectRequestedEvent.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Issued when object should be inspected (for example, as a result of inspect() command line API call).
+	/// </summary>
+	[Event(ProtocolName.Runtime.InspectRequested)]
+	[SupportedBy("Chrome")]
+	public class InspectRequestedEvent
+	{
+		/// <summary>
+		/// Gets or sets Object
+		/// </summary>
+		public RemoteObject Object { get; set; }
+		/// <summary>
+		/// Gets or sets Hints
+		/// </summary>
+		public object Hints { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/IsRunRequiredCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/IsRunRequiredCommand.cs
deleted file mode 100644
index ec7816b4bbff2c8a7a3149e79ae2c402230e775c..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/IsRunRequiredCommand.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
-{
-	[Command(ProtocolName.Runtime.IsRunRequired)]
-	[SupportedBy("Chrome")]
-	public class IsRunRequiredCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/IsRunRequiredCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/IsRunRequiredCommandResponse.cs
deleted file mode 100644
index 864aaa41d4a1a06b7e56d9fd9c93c78a1f4a2c09..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/IsRunRequiredCommandResponse.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
-{
-	[CommandResponse(ProtocolName.Runtime.IsRunRequired)]
-	[SupportedBy("Chrome")]
-	public class IsRunRequiredCommandResponse
-	{
-		/// <summary>
-		/// Gets or sets True if the Runtime is in paused on start state.
-		/// </summary>
-		public bool Result { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/ObjectPreview.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/ObjectPreview.cs
index 03a64ea7cf0435041efc6bd8862a8cfda78417f4..c03af1a80aba36a8cd6cbb9e792090b34f40a6c3 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/ObjectPreview.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/ObjectPreview.cs
@@ -25,10 +25,6 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string Description { get; set; }
 		/// <summary>
-		/// Gets or sets Determines whether preview is lossless (contains all information of the original object).
-		/// </summary>
-		public bool Lossless { get; set; }
-		/// <summary>
 		/// Gets or sets True iff some of the properties or entries of the original object did not fit.
 		/// </summary>
 		public bool Overflow { get; set; }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/RemoteObject.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/RemoteObject.cs
index 52e81f0ad44c616812cd5f5026a8af66c04248ab..a900634ec49e601842d896d1f7f939a9552e89a5 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Runtime/RemoteObject.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/RemoteObject.cs
@@ -25,11 +25,15 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public string ClassName { get; set; }
 		/// <summary>
-		/// Gets or sets Remote object value in case of primitive values or JSON values (if it was requested), or description string if the value can not be JSON-stringified (like NaN, Infinity, -Infinity, -0).
+		/// Gets or sets Remote object value in case of primitive values or JSON values (if it was requested).
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public object Value { get; set; }
 		/// <summary>
+		/// Gets or sets Primitive value which can not be JSON-stringified does not have <code>value</code>, but gets this property.
+		/// </summary>
+		public UnserializableValue UnserializableValue { get; set; }
+		/// <summary>
 		/// Gets or sets String representation of the object.
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunIfWaitingForDebuggerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunIfWaitingForDebuggerCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3506a5c74a4d74c228f54c5d17ceb3b83bfd0c05
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunIfWaitingForDebuggerCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Tells inspected instance to run if it was waiting for debugger to attach.
+	/// </summary>
+	[Command(ProtocolName.Runtime.RunIfWaitingForDebugger)]
+	[SupportedBy("Chrome")]
+	public class RunIfWaitingForDebuggerCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunIfWaitingForDebuggerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunIfWaitingForDebuggerCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4d82cb081f34226009e2e5d01d466a2bf7902378
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunIfWaitingForDebuggerCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Tells inspected instance to run if it was waiting for debugger to attach.
+	/// </summary>
+	[CommandResponse(ProtocolName.Runtime.RunIfWaitingForDebugger)]
+	[SupportedBy("Chrome")]
+	public class RunIfWaitingForDebuggerCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/RunScriptCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunScriptCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0df7fb4012c1b36c958cad74dec93a6e94b76d7f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunScriptCommand.cs
@@ -0,0 +1,47 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
+{
+	/// <summary>
+	/// Runs script with given id in a given context.
+	/// </summary>
+	[Command(ProtocolName.Runtime.RunScript)]
+	[SupportedBy("Chrome")]
+	public class RunScriptCommand
+	{
+		/// <summary>
+		/// Gets or sets Id of the script to run.
+		/// </summary>
+		public string ScriptId { get; set; }
+		/// <summary>
+		/// Gets or sets Specifies in which execution context to perform script run. If the parameter is omitted the evaluation will be performed in the context of the inspected page.
+		/// </summary>
+		public long ExecutionContextId { get; set; }
+		/// <summary>
+		/// Gets or sets Symbolic group name that can be used to release multiple objects.
+		/// </summary>
+		public string ObjectGroup { get; set; }
+		/// <summary>
+		/// Gets or sets In silent mode exceptions thrown during evaluation are not reported and do not pause execution. Overrides <code>setPauseOnException</code> state.
+		/// </summary>
+		public bool Silent { get; set; }
+		/// <summary>
+		/// Gets or sets Determines whether Command Line API should be available during the evaluation.
+		/// </summary>
+		public bool IncludeCommandLineAPI { get; set; }
+		/// <summary>
+		/// Gets or sets Whether the result is expected to be a JSON object which should be sent by value.
+		/// </summary>
+		public bool ReturnByValue { get; set; }
+		/// <summary>
+		/// Gets or sets Whether preview should be generated for the result.
+		/// </summary>
+		public bool GeneratePreview { get; set; }
+		/// <summary>
+		/// Gets or sets Whether execution should wait for promise to be resolved. If the result of evaluation is not a Promise, it's considered to be an error.
+		/// </summary>
+		public bool AwaitPromise { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/RunScriptCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunScriptCommandResponse.cs
similarity index 75%
rename from source/ChromeDevTools/Protocol/Chrome/Debugger/RunScriptCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/RunScriptCommandResponse.cs
index 0495a238a49ebd59202d7b9a5e80e102ca81d4c0..91a939a906e0f92c78d934e93f52da0139ad0533 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Debugger/RunScriptCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/RunScriptCommandResponse.cs
@@ -2,19 +2,19 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Debugger
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime
 {
 	/// <summary>
 	/// Runs script with given id in a given context.
 	/// </summary>
-	[CommandResponse(ProtocolName.Debugger.RunScript)]
+	[CommandResponse(ProtocolName.Runtime.RunScript)]
 	[SupportedBy("Chrome")]
 	public class RunScriptCommandResponse
 	{
 		/// <summary>
 		/// Gets or sets Run result.
 		/// </summary>
-		public Runtime.RemoteObject Result { get; set; }
+		public RemoteObject Result { get; set; }
 		/// <summary>
 		/// Gets or sets Exception details.
 		/// </summary>
diff --git a/source/ChromeDevTools/Protocol/Chrome/Debugger/StackTrace.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/StackTrace.cs
similarity index 100%
rename from source/ChromeDevTools/Protocol/Chrome/Debugger/StackTrace.cs
rename to source/ChromeDevTools/Protocol/Chrome/Runtime/StackTrace.cs
diff --git a/source/ChromeDevTools/Protocol/Chrome/Runtime/UnserializableValue.cs b/source/ChromeDevTools/Protocol/Chrome/Runtime/UnserializableValue.cs
new file mode 100644
index 0000000000000000000000000000000000000000..221689497dc665aa17b0e435985e0f99968e2d41
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Runtime/UnserializableValue.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Runtime{
+	/// <summary>
+	/// Primitive value which cannot be JSON-stringified.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum UnserializableValue
+	{
+			Infinity,
+			NaN,
+			[EnumMember(Value = "-Infinity")]
+			_Infinity,
+			[EnumMember(Value = "-0")]
+			_0,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Schema/Domain.cs b/source/ChromeDevTools/Protocol/Chrome/Schema/Domain.cs
new file mode 100644
index 0000000000000000000000000000000000000000..738d86835479ce1157a0419995b3a5d257662613
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Schema/Domain.cs
@@ -0,0 +1,22 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Schema
+{
+	/// <summary>
+	/// Description of the protocol domain.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class Domain
+	{
+		/// <summary>
+		/// Gets or sets Domain name.
+		/// </summary>
+		public string Name { get; set; }
+		/// <summary>
+		/// Gets or sets Domain version.
+		/// </summary>
+		public string Version { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Schema/GetDomainsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Schema/GetDomainsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a5123bf950841283608a5d69c9ff47b85c9b1656
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Schema/GetDomainsCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Schema
+{
+	/// <summary>
+	/// Returns supported domains.
+	/// </summary>
+	[Command(ProtocolName.Schema.GetDomains)]
+	[SupportedBy("Chrome")]
+	public class GetDomainsCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Schema/GetDomainsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Schema/GetDomainsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..44d411f4e422642cb47fc08914e3bf9737a9f5cc
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Schema/GetDomainsCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Schema
+{
+	/// <summary>
+	/// Returns supported domains.
+	/// </summary>
+	[CommandResponse(ProtocolName.Schema.GetDomains)]
+	[SupportedBy("Chrome")]
+	public class GetDomainsCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets List of supported domains.
+		/// </summary>
+		public Domain[] Domains { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DisableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Security/DisableCommand.cs
similarity index 55%
rename from source/ChromeDevTools/Protocol/Chrome/FileSystem/DisableCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Security/DisableCommand.cs
index daf475d5c3d257cb8fe916a7fdf7559b43f53303..4de736199cd5b01469e8b26c5ef5ea3dd626aea3 100644
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DisableCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/DisableCommand.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
 {
 	/// <summary>
-	/// Disables events from backend.
+	/// Disables tracking security state changes.
 	/// </summary>
-	[Command(ProtocolName.FileSystem.Disable)]
+	[Command(ProtocolName.Security.Disable)]
 	[SupportedBy("Chrome")]
 	public class DisableCommand
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DisableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Security/DisableCommandResponse.cs
similarity index 55%
rename from source/ChromeDevTools/Protocol/Chrome/FileSystem/DisableCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Security/DisableCommandResponse.cs
index eaa8f257a10992f996668271e729c7ba644c4113..1bdd9b421b1cf16b9198b6bec459a973832e95da 100644
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/DisableCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/DisableCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
 {
 	/// <summary>
-	/// Disables events from backend.
+	/// Disables tracking security state changes.
 	/// </summary>
-	[CommandResponse(ProtocolName.FileSystem.Disable)]
+	[CommandResponse(ProtocolName.Security.Disable)]
 	[SupportedBy("Chrome")]
 	public class DisableCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Canvas/EnableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Security/EnableCommand.cs
similarity index 55%
rename from source/ChromeDevTools/Protocol/Chrome/Canvas/EnableCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/Security/EnableCommand.cs
index be2d04a587bc8ef9c4b6fca4fd46cbcc2fc0832b..5ab7eeff6da7b5b7b9f0dfea67de871f2d31c2b6 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Canvas/EnableCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/EnableCommand.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Canvas
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
 {
 	/// <summary>
-	/// Enables Canvas inspection.
+	/// Enables tracking security state changes.
 	/// </summary>
-	[Command(ProtocolName.Canvas.Enable)]
+	[Command(ProtocolName.Security.Enable)]
 	[SupportedBy("Chrome")]
 	public class EnableCommand
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/FileSystem/EnableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Security/EnableCommandResponse.cs
similarity index 55%
rename from source/ChromeDevTools/Protocol/Chrome/FileSystem/EnableCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/Security/EnableCommandResponse.cs
index 2bcb0ce0089cbee5200e090ceb3037e7b9ac5e23..416324634a64039af811828bd54ec9e885862bd1 100644
--- a/source/ChromeDevTools/Protocol/Chrome/FileSystem/EnableCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/EnableCommandResponse.cs
@@ -2,12 +2,12 @@ using MasterDevs.ChromeDevTools;
 using Newtonsoft.Json;
 using System.Collections.Generic;
 
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.FileSystem
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
 {
 	/// <summary>
-	/// Enables events from backend.
+	/// Enables tracking security state changes.
 	/// </summary>
-	[CommandResponse(ProtocolName.FileSystem.Enable)]
+	[CommandResponse(ProtocolName.Security.Enable)]
 	[SupportedBy("Chrome")]
 	public class EnableCommandResponse
 	{
diff --git a/source/ChromeDevTools/Protocol/Chrome/Security/InsecureContentStatus.cs b/source/ChromeDevTools/Protocol/Chrome/Security/InsecureContentStatus.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5b3c8fd27b63352f42eb29f3b9b6d1011150d593
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/InsecureContentStatus.cs
@@ -0,0 +1,38 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
+{
+	/// <summary>
+	/// Information about insecure content on the page.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class InsecureContentStatus
+	{
+		/// <summary>
+		/// Gets or sets True if the page was loaded over HTTPS and ran mixed (HTTP) content such as scripts.
+		/// </summary>
+		public bool RanMixedContent { get; set; }
+		/// <summary>
+		/// Gets or sets True if the page was loaded over HTTPS and displayed mixed (HTTP) content such as images.
+		/// </summary>
+		public bool DisplayedMixedContent { get; set; }
+		/// <summary>
+		/// Gets or sets True if the page was loaded over HTTPS without certificate errors, and ran content such as scripts that were loaded with certificate errors.
+		/// </summary>
+		public bool RanContentWithCertErrors { get; set; }
+		/// <summary>
+		/// Gets or sets True if the page was loaded over HTTPS without certificate errors, and displayed content such as images that were loaded with certificate errors.
+		/// </summary>
+		public bool DisplayedContentWithCertErrors { get; set; }
+		/// <summary>
+		/// Gets or sets Security state representing a page that ran insecure content.
+		/// </summary>
+		public SecurityState RanInsecureContentStyle { get; set; }
+		/// <summary>
+		/// Gets or sets Security state representing a page that displayed insecure content.
+		/// </summary>
+		public SecurityState DisplayedInsecureContentStyle { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Security/SecurityState.cs b/source/ChromeDevTools/Protocol/Chrome/Security/SecurityState.cs
new file mode 100644
index 0000000000000000000000000000000000000000..50c3a003d0b3fbbf3fc75ff41e67268fbc34ca48
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/SecurityState.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security{
+	/// <summary>
+	/// The security level of a page or resource.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum SecurityState
+	{
+			Unknown,
+			Neutral,
+			Insecure,
+			Warning,
+			Secure,
+			Info,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Security/SecurityStateChangedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Security/SecurityStateChangedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..27bc687e596982247959978d99c2a501105edc67
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/SecurityStateChangedEvent.cs
@@ -0,0 +1,33 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
+{
+	/// <summary>
+	/// The security state of the page changed.
+	/// </summary>
+	[Event(ProtocolName.Security.SecurityStateChanged)]
+	[SupportedBy("Chrome")]
+	public class SecurityStateChangedEvent
+	{
+		/// <summary>
+		/// Gets or sets Security state.
+		/// </summary>
+		public SecurityState SecurityState { get; set; }
+		/// <summary>
+		/// Gets or sets True if the page was loaded over cryptographic transport such as HTTPS.
+		/// </summary>
+		public bool SchemeIsCryptographic { get; set; }
+		/// <summary>
+		/// Gets or sets List of explanations for the security state. If the overall security state is `insecure` or `warning`, at least one corresponding explanation should be included.
+		/// </summary>
+		public SecurityStateExplanation[] Explanations { get; set; }
+		/// <summary>
+		/// Gets or sets Information about insecure content on the page.
+		/// </summary>
+		public InsecureContentStatus InsecureContentStatus { get; set; }
+		/// <summary>
+		/// Gets or sets Overrides user-visible description of the state.
+		/// </summary>
+		public string Summary { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Security/SecurityStateExplanation.cs b/source/ChromeDevTools/Protocol/Chrome/Security/SecurityStateExplanation.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6ca684a0190c71dceee43d604b9dd960bacdbd9c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/SecurityStateExplanation.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
+{
+	/// <summary>
+	/// An explanation of an factor contributing to the security state.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class SecurityStateExplanation
+	{
+		/// <summary>
+		/// Gets or sets Security state representing the severity of the factor being explained.
+		/// </summary>
+		public SecurityState SecurityState { get; set; }
+		/// <summary>
+		/// Gets or sets Short phrase describing the type of factor.
+		/// </summary>
+		public string Summary { get; set; }
+		/// <summary>
+		/// Gets or sets Full text explanation of the factor.
+		/// </summary>
+		public string Description { get; set; }
+		/// <summary>
+		/// Gets or sets True if the page has a certificate.
+		/// </summary>
+		public bool HasCertificate { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Security/ShowCertificateViewerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Security/ShowCertificateViewerCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a2e718e15c3a537c3d8f3d75426346b21b124ba0
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/ShowCertificateViewerCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
+{
+	/// <summary>
+	/// Displays native dialog with the certificate details.
+	/// </summary>
+	[Command(ProtocolName.Security.ShowCertificateViewer)]
+	[SupportedBy("Chrome")]
+	public class ShowCertificateViewerCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Security/ShowCertificateViewerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Security/ShowCertificateViewerCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0f5b7f40549e4fea9843cef5e3546839abc5b973
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Security/ShowCertificateViewerCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Security
+{
+	/// <summary>
+	/// Displays native dialog with the certificate details.
+	/// </summary>
+	[CommandResponse(ProtocolName.Security.ShowCertificateViewer)]
+	[SupportedBy("Chrome")]
+	public class ShowCertificateViewerCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/DispatchSyncEventCommand.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/DispatchSyncEventCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..66c55d34b93c73d115cbdbc316d369f2a1da0601
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/DispatchSyncEventCommand.cs
@@ -0,0 +1,28 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
+{
+	[Command(ProtocolName.ServiceWorker.DispatchSyncEvent)]
+	[SupportedBy("Chrome")]
+	public class DispatchSyncEventCommand
+	{
+		/// <summary>
+		/// Gets or sets Origin
+		/// </summary>
+		public string Origin { get; set; }
+		/// <summary>
+		/// Gets or sets RegistrationId
+		/// </summary>
+		public string RegistrationId { get; set; }
+		/// <summary>
+		/// Gets or sets Tag
+		/// </summary>
+		public string Tag { get; set; }
+		/// <summary>
+		/// Gets or sets LastChance
+		/// </summary>
+		public bool LastChance { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/StopCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/DispatchSyncEventCommandResponse.cs
similarity index 63%
rename from source/ChromeDevTools/Protocol/Chrome/ServiceWorker/StopCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/ServiceWorker/DispatchSyncEventCommandResponse.cs
index c9a27c0cc77916858d103e87a36a1ce3b750c8f9..483a30436a4a3e8a925bd94ea13540654acfa1d1 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/StopCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/DispatchSyncEventCommandResponse.cs
@@ -4,9 +4,9 @@ using System.Collections.Generic;
 
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
 {
-	[CommandResponse(ProtocolName.ServiceWorker.Stop)]
+	[CommandResponse(ProtocolName.ServiceWorker.DispatchSyncEvent)]
 	[SupportedBy("Chrome")]
-	public class StopCommandResponse
+	public class DispatchSyncEventCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SendMessageCommand.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SendMessageCommand.cs
deleted file mode 100644
index 01d49d36c724aa304e00749e9c2a104c2f01a70a..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SendMessageCommand.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
-{
-	[Command(ProtocolName.ServiceWorker.SendMessage)]
-	[SupportedBy("Chrome")]
-	public class SendMessageCommand
-	{
-		/// <summary>
-		/// Gets or sets WorkerId
-		/// </summary>
-		public string WorkerId { get; set; }
-		/// <summary>
-		/// Gets or sets Message
-		/// </summary>
-		public string Message { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/ServiceWorkerVersion.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/ServiceWorkerVersion.cs
index 5e55a249f985bb6b79f6d83e49889d917eaad3aa..60cbbf0078b8eba46dc279628376126b108e5979 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/ServiceWorkerVersion.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/ServiceWorkerVersion.cs
@@ -40,5 +40,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public double ScriptResponseTime { get; set; }
+		/// <summary>
+		/// Gets or sets ControlledClients
+		/// </summary>
+		public string[] ControlledClients { get; set; }
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetDebugOnStartCommand.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetForceUpdateOnPageLoadCommand.cs
similarity index 52%
rename from source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetDebugOnStartCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetForceUpdateOnPageLoadCommand.cs
index 337f373b955e9289d35f2db1fc573c427b90aa4c..245b8e8b2aaa537f8174a33d2b72f5946b5fd42c 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetDebugOnStartCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetForceUpdateOnPageLoadCommand.cs
@@ -4,13 +4,13 @@ using System.Collections.Generic;
 
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
 {
-	[Command(ProtocolName.ServiceWorker.SetDebugOnStart)]
+	[Command(ProtocolName.ServiceWorker.SetForceUpdateOnPageLoad)]
 	[SupportedBy("Chrome")]
-	public class SetDebugOnStartCommand
+	public class SetForceUpdateOnPageLoadCommand
 	{
 		/// <summary>
-		/// Gets or sets DebugOnStart
+		/// Gets or sets ForceUpdateOnPageLoad
 		/// </summary>
-		public bool DebugOnStart { get; set; }
+		public bool ForceUpdateOnPageLoad { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetDebugOnStartCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetForceUpdateOnPageLoadCommandResponse.cs
similarity index 60%
rename from source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetDebugOnStartCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetForceUpdateOnPageLoadCommandResponse.cs
index 4fcc34cc35bdf0ad2197f61df4af5e9d04b5b653..b03940ce144f4b1662cd993b502eb7cf19abd21c 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetDebugOnStartCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SetForceUpdateOnPageLoadCommandResponse.cs
@@ -4,9 +4,9 @@ using System.Collections.Generic;
 
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
 {
-	[CommandResponse(ProtocolName.ServiceWorker.SetDebugOnStart)]
+	[CommandResponse(ProtocolName.ServiceWorker.SetForceUpdateOnPageLoad)]
 	[SupportedBy("Chrome")]
-	public class SetDebugOnStartCommandResponse
+	public class SetForceUpdateOnPageLoadCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/StopCommand.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SkipWaitingCommand.cs
similarity index 59%
rename from source/ChromeDevTools/Protocol/Chrome/ServiceWorker/StopCommand.cs
rename to source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SkipWaitingCommand.cs
index bcbeb85458d7f30c7d9ba4bad4729b9636ddf7a5..73132387311db46041caf8036ba7a3c9406868e8 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/StopCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SkipWaitingCommand.cs
@@ -4,13 +4,13 @@ using System.Collections.Generic;
 
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
 {
-	[Command(ProtocolName.ServiceWorker.Stop)]
+	[Command(ProtocolName.ServiceWorker.SkipWaiting)]
 	[SupportedBy("Chrome")]
-	public class StopCommand
+	public class SkipWaitingCommand
 	{
 		/// <summary>
-		/// Gets or sets WorkerId
+		/// Gets or sets ScopeURL
 		/// </summary>
-		public string WorkerId { get; set; }
+		public string ScopeURL { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SendMessageCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SkipWaitingCommandResponse.cs
similarity index 65%
rename from source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SendMessageCommandResponse.cs
rename to source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SkipWaitingCommandResponse.cs
index cce3efaa862191f170d3ba345993423ee42a7492..a69e2a99f48cc0f7d416d3d4be731568f74f37e2 100644
--- a/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SendMessageCommandResponse.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/ServiceWorker/SkipWaitingCommandResponse.cs
@@ -4,9 +4,9 @@ using System.Collections.Generic;
 
 namespace MasterDevs.ChromeDevTools.Protocol.Chrome.ServiceWorker
 {
-	[CommandResponse(ProtocolName.ServiceWorker.SendMessage)]
+	[CommandResponse(ProtocolName.ServiceWorker.SkipWaiting)]
 	[SupportedBy("Chrome")]
-	public class SendMessageCommandResponse
+	public class SkipWaitingCommandResponse
 	{
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Storage/ClearDataForOriginCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Storage/ClearDataForOriginCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..1977c970f57c1f6d7a4f77fa320a30285744b16e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Storage/ClearDataForOriginCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Storage
+{
+	/// <summary>
+	/// Clears storage for origin.
+	/// </summary>
+	[Command(ProtocolName.Storage.ClearDataForOrigin)]
+	[SupportedBy("Chrome")]
+	public class ClearDataForOriginCommand
+	{
+		/// <summary>
+		/// Gets or sets Security origin.
+		/// </summary>
+		public string Origin { get; set; }
+		/// <summary>
+		/// Gets or sets Comma separated origin names.
+		/// </summary>
+		public string StorageTypes { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Storage/ClearDataForOriginCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Storage/ClearDataForOriginCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8820401b9c2f53a331ff3234d6c48a4c603e06b5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Storage/ClearDataForOriginCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Storage
+{
+	/// <summary>
+	/// Clears storage for origin.
+	/// </summary>
+	[CommandResponse(ProtocolName.Storage.ClearDataForOrigin)]
+	[SupportedBy("Chrome")]
+	public class ClearDataForOriginCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Storage/StorageType.cs b/source/ChromeDevTools/Protocol/Chrome/Storage/StorageType.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3193656a3dcdeb976c6dd077b654a86676eb61ff
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Storage/StorageType.cs
@@ -0,0 +1,25 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Storage{
+	/// <summary>
+	/// Enum of possible storage types.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum StorageType
+	{
+			Appcache,
+			Cookies,
+			File_systems,
+			Indexeddb,
+			Local_storage,
+			Shader_cache,
+			Websql,
+			Service_workers,
+			Cache_storage,
+			All,
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GPUDevice.cs b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GPUDevice.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4eb7de814480077278f89e4ae4fc9bd6eddb7275
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GPUDevice.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.SystemInfo
+{
+	/// <summary>
+	/// Describes a single graphics processor (GPU).
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class GPUDevice
+	{
+		/// <summary>
+		/// Gets or sets PCI ID of the GPU vendor, if available; 0 otherwise.
+		/// </summary>
+		public double VendorId { get; set; }
+		/// <summary>
+		/// Gets or sets PCI ID of the GPU device, if available; 0 otherwise.
+		/// </summary>
+		public double DeviceId { get; set; }
+		/// <summary>
+		/// Gets or sets String description of the GPU vendor, if the PCI ID is not available.
+		/// </summary>
+		public string VendorString { get; set; }
+		/// <summary>
+		/// Gets or sets String description of the GPU device, if the PCI ID is not available.
+		/// </summary>
+		public string DeviceString { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GPUInfo.cs b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GPUInfo.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2cbf98316479341d697205da0eac3e03a5bbfdca
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GPUInfo.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.SystemInfo
+{
+	/// <summary>
+	/// Provides information about the GPU(s) on the system.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class GPUInfo
+	{
+		/// <summary>
+		/// Gets or sets The graphics devices on the system. Element 0 is the primary GPU.
+		/// </summary>
+		public GPUDevice[] Devices { get; set; }
+		/// <summary>
+		/// Gets or sets An optional dictionary of additional GPU related attributes.
+		/// </summary>
+		public object AuxAttributes { get; set; }
+		/// <summary>
+		/// Gets or sets An optional dictionary of graphics features and their status.
+		/// </summary>
+		public object FeatureStatus { get; set; }
+		/// <summary>
+		/// Gets or sets An optional array of GPU driver bug workarounds.
+		/// </summary>
+		public string[] DriverBugWorkarounds { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GetInfoCommand.cs b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GetInfoCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..eec7a07f44f4be632543d2e82838d082cb3faceb
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GetInfoCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.SystemInfo
+{
+	/// <summary>
+	/// Returns information about the system.
+	/// </summary>
+	[Command(ProtocolName.SystemInfo.GetInfo)]
+	[SupportedBy("Chrome")]
+	public class GetInfoCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GetInfoCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GetInfoCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d68ee87a0be93e6bd8bf833ba708f2dbacf805fc
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/SystemInfo/GetInfoCommandResponse.cs
@@ -0,0 +1,27 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.SystemInfo
+{
+	/// <summary>
+	/// Returns information about the system.
+	/// </summary>
+	[CommandResponse(ProtocolName.SystemInfo.GetInfo)]
+	[SupportedBy("Chrome")]
+	public class GetInfoCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Information about the GPUs on the system.
+		/// </summary>
+		public GPUInfo Gpu { get; set; }
+		/// <summary>
+		/// Gets or sets A platform-dependent description of the model of the machine. On Mac OS, this is, for example, 'MacBookPro'. Will be the empty string if not supported.
+		/// </summary>
+		public string ModelName { get; set; }
+		/// <summary>
+		/// Gets or sets A platform-dependent description of the version of the machine. On Mac OS, this is, for example, '10.1'. Will be the empty string if not supported.
+		/// </summary>
+		public string ModelVersion { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/ActivateTargetCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/ActivateTargetCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f79b3ca4515476fda426b1823810846bc3a9c518
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/ActivateTargetCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Activates (focuses) the target.
+	/// </summary>
+	[Command(ProtocolName.Target.ActivateTarget)]
+	[SupportedBy("Chrome")]
+	public class ActivateTargetCommand
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/ActivateTargetCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/ActivateTargetCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..998f61f0bc800e2402662701c90da8b73dc598b6
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/ActivateTargetCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Activates (focuses) the target.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.ActivateTarget)]
+	[SupportedBy("Chrome")]
+	public class ActivateTargetCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/AttachToTargetCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/AttachToTargetCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b814f9ac33034ffdfca4f6e68f1c1b3c0be421fe
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/AttachToTargetCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Attaches to the target with given id.
+	/// </summary>
+	[Command(ProtocolName.Target.AttachToTarget)]
+	[SupportedBy("Chrome")]
+	public class AttachToTargetCommand
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/AttachToTargetCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/AttachToTargetCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..954dfeb4d0e255e165e99b51af783e9a2260ce55
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/AttachToTargetCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Attaches to the target with given id.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.AttachToTarget)]
+	[SupportedBy("Chrome")]
+	public class AttachToTargetCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Whether attach succeeded.
+		/// </summary>
+		public bool Success { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/AttachedToTargetEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Target/AttachedToTargetEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4fbcccee554b4937297382a24e3a175c7a760f8f
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/AttachedToTargetEvent.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Issued when attached to target because of auto-attach or <code>attachToTarget</code> command.
+	/// </summary>
+	[Event(ProtocolName.Target.AttachedToTarget)]
+	[SupportedBy("Chrome")]
+	public class AttachedToTargetEvent
+	{
+		/// <summary>
+		/// Gets or sets TargetInfo
+		/// </summary>
+		public TargetInfo TargetInfo { get; set; }
+		/// <summary>
+		/// Gets or sets WaitingForDebugger
+		/// </summary>
+		public bool WaitingForDebugger { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/CloseTargetCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/CloseTargetCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..8b6d3578f765bf77902eba03b3d133d483de17d8
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/CloseTargetCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Closes the target. If the target is a page that gets closed too.
+	/// </summary>
+	[Command(ProtocolName.Target.CloseTarget)]
+	[SupportedBy("Chrome")]
+	public class CloseTargetCommand
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/CloseTargetCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/CloseTargetCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d6020d19d7142a7939f8870315249cae60537964
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/CloseTargetCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Closes the target. If the target is a page that gets closed too.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.CloseTarget)]
+	[SupportedBy("Chrome")]
+	public class CloseTargetCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Success
+		/// </summary>
+		public bool Success { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/CreateBrowserContextCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/CreateBrowserContextCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7256885b19d6ef2dcd642a3253755be58f2bbfd5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/CreateBrowserContextCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Creates a new empty BrowserContext. Similar to an incognito profile but you can have more than one.
+	/// </summary>
+	[Command(ProtocolName.Target.CreateBrowserContext)]
+	[SupportedBy("Chrome")]
+	public class CreateBrowserContextCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/CreateBrowserContextCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/CreateBrowserContextCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..d3b8d615992d8d0662bdb22707a09be4adc4cf17
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/CreateBrowserContextCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Creates a new empty BrowserContext. Similar to an incognito profile but you can have more than one.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.CreateBrowserContext)]
+	[SupportedBy("Chrome")]
+	public class CreateBrowserContextCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The id of the context created.
+		/// </summary>
+		public string BrowserContextId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/CreateTargetCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/CreateTargetCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..a4b5562063f7ecf7f37224ebfb0ff26b90002322
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/CreateTargetCommand.cs
@@ -0,0 +1,31 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Creates a new page.
+	/// </summary>
+	[Command(ProtocolName.Target.CreateTarget)]
+	[SupportedBy("Chrome")]
+	public class CreateTargetCommand
+	{
+		/// <summary>
+		/// Gets or sets The initial URL the page will be navigated to.
+		/// </summary>
+		public string Url { get; set; }
+		/// <summary>
+		/// Gets or sets Frame width in DIP (headless chrome only).
+		/// </summary>
+		public long Width { get; set; }
+		/// <summary>
+		/// Gets or sets Frame height in DIP (headless chrome only).
+		/// </summary>
+		public long Height { get; set; }
+		/// <summary>
+		/// Gets or sets The browser context to create the page in (headless chrome only).
+		/// </summary>
+		public string BrowserContextId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/CreateTargetCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/CreateTargetCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0a34bf5504a999364f67aa2fa1069e6f2c2316f7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/CreateTargetCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Creates a new page.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.CreateTarget)]
+	[SupportedBy("Chrome")]
+	public class CreateTargetCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The id of the page opened.
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/DetachFromTargetCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/DetachFromTargetCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3abc0343da6603ee19b20214bd3641d7a7f0a6a4
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/DetachFromTargetCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Detaches from the target with given id.
+	/// </summary>
+	[Command(ProtocolName.Target.DetachFromTarget)]
+	[SupportedBy("Chrome")]
+	public class DetachFromTargetCommand
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/DetachFromTargetCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/DetachFromTargetCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0efd4f901de7bc174f3a61fefbe3cba051016075
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/DetachFromTargetCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Detaches from the target with given id.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.DetachFromTarget)]
+	[SupportedBy("Chrome")]
+	public class DetachFromTargetCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/DetachedFromTargetEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Target/DetachedFromTargetEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2ca0c68ebd01308be527f0b521599cd686b3c077
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/DetachedFromTargetEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Issued when detached from target for any reason (including <code>detachFromTarget</code> command).
+	/// </summary>
+	[Event(ProtocolName.Target.DetachedFromTarget)]
+	[SupportedBy("Chrome")]
+	public class DetachedFromTargetEvent
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/DisposeBrowserContextCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/DisposeBrowserContextCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6541a5a514a90ecf529095bcf45522c97bfd6c4c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/DisposeBrowserContextCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Deletes a BrowserContext, will fail of any open page uses it.
+	/// </summary>
+	[Command(ProtocolName.Target.DisposeBrowserContext)]
+	[SupportedBy("Chrome")]
+	public class DisposeBrowserContextCommand
+	{
+		/// <summary>
+		/// Gets or sets BrowserContextId
+		/// </summary>
+		public string BrowserContextId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/DisposeBrowserContextCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/DisposeBrowserContextCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..638b2a753e03e71b360a3b1710c007a62652a0d0
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/DisposeBrowserContextCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Deletes a BrowserContext, will fail of any open page uses it.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.DisposeBrowserContext)]
+	[SupportedBy("Chrome")]
+	public class DisposeBrowserContextCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets Success
+		/// </summary>
+		public bool Success { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetInfoCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetInfoCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f8bad2347ccc320b8ef3adcf620c1c8ac956f031
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetInfoCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Returns information about a target.
+	/// </summary>
+	[Command(ProtocolName.Target.GetTargetInfo)]
+	[SupportedBy("Chrome")]
+	public class GetTargetInfoCommand
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetInfoCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetInfoCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9501d12b2944e516306ca321dd0d345ce2c9a27e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetInfoCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Returns information about a target.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.GetTargetInfo)]
+	[SupportedBy("Chrome")]
+	public class GetTargetInfoCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets TargetInfo
+		/// </summary>
+		public TargetInfo TargetInfo { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..bfb40ba788360bcde8ce42d2d0473bdc7df0373d
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetsCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Retrieves a list of available targets.
+	/// </summary>
+	[Command(ProtocolName.Target.GetTargets)]
+	[SupportedBy("Chrome")]
+	public class GetTargetsCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..815149cf7e6d7353dc787a23f75a82f6dade2c62
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/GetTargetsCommandResponse.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Retrieves a list of available targets.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.GetTargets)]
+	[SupportedBy("Chrome")]
+	public class GetTargetsCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets The list of targets.
+		/// </summary>
+		public TargetInfo[] TargetInfos { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/ReceivedMessageFromTargetEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Target/ReceivedMessageFromTargetEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..b1e50c8242909dbf195521df21544b17f27213e3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/ReceivedMessageFromTargetEvent.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Notifies about new protocol message from attached target.
+	/// </summary>
+	[Event(ProtocolName.Target.ReceivedMessageFromTarget)]
+	[SupportedBy("Chrome")]
+	public class ReceivedMessageFromTargetEvent
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+		/// <summary>
+		/// Gets or sets Message
+		/// </summary>
+		public string Message { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/RemoteLocation.cs b/source/ChromeDevTools/Protocol/Chrome/Target/RemoteLocation.cs
new file mode 100644
index 0000000000000000000000000000000000000000..c33bc2e5a6ae41ce4a1edc12258b16a276d2e3c7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/RemoteLocation.cs
@@ -0,0 +1,22 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// 
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class RemoteLocation
+	{
+		/// <summary>
+		/// Gets or sets Host
+		/// </summary>
+		public string Host { get; set; }
+		/// <summary>
+		/// Gets or sets Port
+		/// </summary>
+		public long Port { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SendMessageToTargetCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SendMessageToTargetCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..196b9df93855f65407949b07ff562718802165f9
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SendMessageToTargetCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Sends protocol message to the target with given id.
+	/// </summary>
+	[Command(ProtocolName.Target.SendMessageToTarget)]
+	[SupportedBy("Chrome")]
+	public class SendMessageToTargetCommand
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+		/// <summary>
+		/// Gets or sets Message
+		/// </summary>
+		public string Message { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SendMessageToTargetCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SendMessageToTargetCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2e25cd3f7aaa47910372d9d5cf8f554aa47e45a1
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SendMessageToTargetCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Sends protocol message to the target with given id.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.SendMessageToTarget)]
+	[SupportedBy("Chrome")]
+	public class SendMessageToTargetCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetAttachToFramesCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetAttachToFramesCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f20cd8c504631f4726238ac120d8ac67efd57398
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetAttachToFramesCommand.cs
@@ -0,0 +1,16 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	[Command(ProtocolName.Target.SetAttachToFrames)]
+	[SupportedBy("Chrome")]
+	public class SetAttachToFramesCommand
+	{
+		/// <summary>
+		/// Gets or sets Whether to attach to frames.
+		/// </summary>
+		public bool Value { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetAttachToFramesCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetAttachToFramesCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2a3de2257f027bfd022d772c049639b34333a4eb
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetAttachToFramesCommandResponse.cs
@@ -0,0 +1,12 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	[CommandResponse(ProtocolName.Target.SetAttachToFrames)]
+	[SupportedBy("Chrome")]
+	public class SetAttachToFramesCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetAutoAttachCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetAutoAttachCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f431a930c48cb303620ed44d6be1f88b140bebb1
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetAutoAttachCommand.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Controls whether to automatically attach to new targets which are considered to be related to this one. When turned on, attaches to all existing related targets as well. When turned off, automatically detaches from all currently attached targets.
+	/// </summary>
+	[Command(ProtocolName.Target.SetAutoAttach)]
+	[SupportedBy("Chrome")]
+	public class SetAutoAttachCommand
+	{
+		/// <summary>
+		/// Gets or sets Whether to auto-attach to related targets.
+		/// </summary>
+		public bool AutoAttach { get; set; }
+		/// <summary>
+		/// Gets or sets Whether to pause new targets when attaching to them. Use <code>Runtime.runIfWaitingForDebugger</code> to run paused targets.
+		/// </summary>
+		public bool WaitForDebuggerOnStart { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetAutoAttachCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetAutoAttachCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..43d78e9b9d35bf9642605006132cc27792c7243a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetAutoAttachCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Controls whether to automatically attach to new targets which are considered to be related to this one. When turned on, attaches to all existing related targets as well. When turned off, automatically detaches from all currently attached targets.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.SetAutoAttach)]
+	[SupportedBy("Chrome")]
+	public class SetAutoAttachCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetDiscoverTargetsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetDiscoverTargetsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..9c949432eb2a3c4915b567484d7413a27f2d558c
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetDiscoverTargetsCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Controls whether to discover available targets and notify via <code>targetCreated/targetDestroyed</code> events.
+	/// </summary>
+	[Command(ProtocolName.Target.SetDiscoverTargets)]
+	[SupportedBy("Chrome")]
+	public class SetDiscoverTargetsCommand
+	{
+		/// <summary>
+		/// Gets or sets Whether to discover available targets.
+		/// </summary>
+		public bool Discover { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetDiscoverTargetsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetDiscoverTargetsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..3f1315c18c38980598edb0c37d34cf91cd7aa86a
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetDiscoverTargetsCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Controls whether to discover available targets and notify via <code>targetCreated/targetDestroyed</code> events.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.SetDiscoverTargets)]
+	[SupportedBy("Chrome")]
+	public class SetDiscoverTargetsCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetRemoteLocationsCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetRemoteLocationsCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..acc030ae48b555e337fa3fbd5b5b8f94f395d6f7
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetRemoteLocationsCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Enables target discovery for the specified locations, when <code>setDiscoverTargets</code> was set to <code>true</code>.
+	/// </summary>
+	[Command(ProtocolName.Target.SetRemoteLocations)]
+	[SupportedBy("Chrome")]
+	public class SetRemoteLocationsCommand
+	{
+		/// <summary>
+		/// Gets or sets List of remote locations.
+		/// </summary>
+		public RemoteLocation[] Locations { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/SetRemoteLocationsCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Target/SetRemoteLocationsCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..0d5052de2e86da27fe68161002a28b0cb9fc776e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/SetRemoteLocationsCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Enables target discovery for the specified locations, when <code>setDiscoverTargets</code> was set to <code>true</code>.
+	/// </summary>
+	[CommandResponse(ProtocolName.Target.SetRemoteLocations)]
+	[SupportedBy("Chrome")]
+	public class SetRemoteLocationsCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/TargetCreatedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Target/TargetCreatedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..abefba03fd14323090ad49469397696d4ff6bbb3
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/TargetCreatedEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Issued when a possible inspection target is created.
+	/// </summary>
+	[Event(ProtocolName.Target.TargetCreated)]
+	[SupportedBy("Chrome")]
+	public class TargetCreatedEvent
+	{
+		/// <summary>
+		/// Gets or sets TargetInfo
+		/// </summary>
+		public TargetInfo TargetInfo { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/TargetDestroyedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Target/TargetDestroyedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..897fd6637b59d44be05272177373b6934a629ba0
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/TargetDestroyedEvent.cs
@@ -0,0 +1,17 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// Issued when a target is destroyed.
+	/// </summary>
+	[Event(ProtocolName.Target.TargetDestroyed)]
+	[SupportedBy("Chrome")]
+	public class TargetDestroyedEvent
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Target/TargetInfo.cs b/source/ChromeDevTools/Protocol/Chrome/Target/TargetInfo.cs
new file mode 100644
index 0000000000000000000000000000000000000000..1a167d5e0fd116319f3d00f56f2eebdc3831a998
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Target/TargetInfo.cs
@@ -0,0 +1,30 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Target
+{
+	/// <summary>
+	/// 
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class TargetInfo
+	{
+		/// <summary>
+		/// Gets or sets TargetId
+		/// </summary>
+		public string TargetId { get; set; }
+		/// <summary>
+		/// Gets or sets Type
+		/// </summary>
+		public string Type { get; set; }
+		/// <summary>
+		/// Gets or sets Title
+		/// </summary>
+		public string Title { get; set; }
+		/// <summary>
+		/// Gets or sets Url
+		/// </summary>
+		public string Url { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tethering/AcceptedEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Tethering/AcceptedEvent.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2239c84e139e4a4bdcbcadf47d9d6471034748aa
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tethering/AcceptedEvent.cs
@@ -0,0 +1,21 @@
+using MasterDevs.ChromeDevTools;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tethering
+{
+	/// <summary>
+	/// Informs that port was successfully bound and got a specified connection id.
+	/// </summary>
+	[Event(ProtocolName.Tethering.Accepted)]
+	[SupportedBy("Chrome")]
+	public class AcceptedEvent
+	{
+		/// <summary>
+		/// Gets or sets Port number that was successfully bound.
+		/// </summary>
+		public long Port { get; set; }
+		/// <summary>
+		/// Gets or sets Connection id to be used.
+		/// </summary>
+		public string ConnectionId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tethering/BindCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Tethering/BindCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4ee8b4e627d845f9c6c9828dd2dd3f5faf943954
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tethering/BindCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tethering
+{
+	/// <summary>
+	/// Request browser port binding.
+	/// </summary>
+	[Command(ProtocolName.Tethering.Bind)]
+	[SupportedBy("Chrome")]
+	public class BindCommand
+	{
+		/// <summary>
+		/// Gets or sets Port number to bind.
+		/// </summary>
+		public long Port { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tethering/BindCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Tethering/BindCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..7fd279ce72ba6c62b98185069599c0e1f1502376
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tethering/BindCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tethering
+{
+	/// <summary>
+	/// Request browser port binding.
+	/// </summary>
+	[CommandResponse(ProtocolName.Tethering.Bind)]
+	[SupportedBy("Chrome")]
+	public class BindCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tethering/UnbindCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Tethering/UnbindCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f5ecaf2a75e9fb4b8ca79251a057601c32da5cb8
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tethering/UnbindCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tethering
+{
+	/// <summary>
+	/// Request browser port unbinding.
+	/// </summary>
+	[Command(ProtocolName.Tethering.Unbind)]
+	[SupportedBy("Chrome")]
+	public class UnbindCommand
+	{
+		/// <summary>
+		/// Gets or sets Port number to unbind.
+		/// </summary>
+		public long Port { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tethering/UnbindCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Tethering/UnbindCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..2040cf3ddd40b7585203d3c8d0c693c5dccded63
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tethering/UnbindCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tethering
+{
+	/// <summary>
+	/// Request browser port unbinding.
+	/// </summary>
+	[CommandResponse(ProtocolName.Tethering.Unbind)]
+	[SupportedBy("Chrome")]
+	public class UnbindCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/EnableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Timeline/EnableCommandResponse.cs
deleted file mode 100644
index 469256d584e3e9f2ae05546ef209f45f73c8a152..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/EnableCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
-{
-	/// <summary>
-	/// Deprecated.
-	/// </summary>
-	[CommandResponse(ProtocolName.Timeline.Enable)]
-	[SupportedBy("Chrome")]
-	public class EnableCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/StartCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Timeline/StartCommandResponse.cs
deleted file mode 100644
index 36c89979a520eba507c14530dac4b045804e5d9e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/StartCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
-{
-	/// <summary>
-	/// Deprecated.
-	/// </summary>
-	[CommandResponse(ProtocolName.Timeline.Start)]
-	[SupportedBy("Chrome")]
-	public class StartCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Timeline/StopCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Timeline/StopCommandResponse.cs
deleted file mode 100644
index 1de900f31c6a0a8a0becae44ece519db3aa0444e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Timeline/StopCommandResponse.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Timeline
-{
-	/// <summary>
-	/// Deprecated.
-	/// </summary>
-	[CommandResponse(ProtocolName.Timeline.Stop)]
-	[SupportedBy("Chrome")]
-	public class StopCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/MemoryDumpConfig.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/MemoryDumpConfig.cs
new file mode 100644
index 0000000000000000000000000000000000000000..4588bda003bad96245d2347abb7ed22fa9a864e9
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/MemoryDumpConfig.cs
@@ -0,0 +1,14 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
+{
+	/// <summary>
+	/// Configuration for memory dump. Used only when "memory-infra" category is enabled.
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class MemoryDumpConfig
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/RecordClockSyncMarkerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/RecordClockSyncMarkerCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..80e4115f703377ce366d38a25252ecffd5810f68
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/RecordClockSyncMarkerCommand.cs
@@ -0,0 +1,19 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
+{
+	/// <summary>
+	/// Record a clock sync marker in the trace.
+	/// </summary>
+	[Command(ProtocolName.Tracing.RecordClockSyncMarker)]
+	[SupportedBy("Chrome")]
+	public class RecordClockSyncMarkerCommand
+	{
+		/// <summary>
+		/// Gets or sets The ID of this clock sync marker
+		/// </summary>
+		public string SyncId { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/RecordClockSyncMarkerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/RecordClockSyncMarkerCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..24b34e28d1ee3e914522f84f996b2e4963456bb6
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/RecordClockSyncMarkerCommandResponse.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
+{
+	/// <summary>
+	/// Record a clock sync marker in the trace.
+	/// </summary>
+	[CommandResponse(ProtocolName.Tracing.RecordClockSyncMarker)]
+	[SupportedBy("Chrome")]
+	public class RecordClockSyncMarkerCommandResponse
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/RequestMemoryDumpCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/RequestMemoryDumpCommand.cs
new file mode 100644
index 0000000000000000000000000000000000000000..f7e43c459ee1a03632470d7151d63a70c7449a7e
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/RequestMemoryDumpCommand.cs
@@ -0,0 +1,15 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
+{
+	/// <summary>
+	/// Request a global memory dump.
+	/// </summary>
+	[Command(ProtocolName.Tracing.RequestMemoryDump)]
+	[SupportedBy("Chrome")]
+	public class RequestMemoryDumpCommand
+	{
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/RequestMemoryDumpCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/RequestMemoryDumpCommandResponse.cs
new file mode 100644
index 0000000000000000000000000000000000000000..5bdb135844ea7fae2c86a494fe8de4c6776e6b58
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/RequestMemoryDumpCommandResponse.cs
@@ -0,0 +1,23 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
+{
+	/// <summary>
+	/// Request a global memory dump.
+	/// </summary>
+	[CommandResponse(ProtocolName.Tracing.RequestMemoryDump)]
+	[SupportedBy("Chrome")]
+	public class RequestMemoryDumpCommandResponse
+	{
+		/// <summary>
+		/// Gets or sets GUID of the resulting global memory dump.
+		/// </summary>
+		public string DumpGuid { get; set; }
+		/// <summary>
+		/// Gets or sets True iff the global memory dump succeeded.
+		/// </summary>
+		public bool Success { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/StartCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/StartCommand.cs
index ff570e9bc04805811331e1d2a88ea12d70974a88..ce026d271ae891ea574cc8e35ef4aeab308f434f 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Tracing/StartCommand.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/StartCommand.cs
@@ -26,5 +26,13 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
 		/// </summary>
 		[JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
 		public double BufferUsageReportingInterval { get; set; }
+		/// <summary>
+		/// Gets or sets Whether to report trace events as series of dataCollected events or to save trace to a stream (defaults to <code>ReportEvents</code>).
+		/// </summary>
+		public string TransferMode { get; set; }
+		/// <summary>
+		/// Gets or sets 
+		/// </summary>
+		public TraceConfig TraceConfig { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/TraceConfig.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/TraceConfig.cs
new file mode 100644
index 0000000000000000000000000000000000000000..26eaf614bf8cdd08b47bb97984de0aa279d4a8a5
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/TraceConfig.cs
@@ -0,0 +1,46 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
+{
+	/// <summary>
+	/// 
+	/// </summary>
+	[SupportedBy("Chrome")]
+	public class TraceConfig
+	{
+		/// <summary>
+		/// Gets or sets Controls how the trace buffer stores data.
+		/// </summary>
+		public string RecordMode { get; set; }
+		/// <summary>
+		/// Gets or sets Turns on JavaScript stack sampling.
+		/// </summary>
+		public bool EnableSampling { get; set; }
+		/// <summary>
+		/// Gets or sets Turns on system tracing.
+		/// </summary>
+		public bool EnableSystrace { get; set; }
+		/// <summary>
+		/// Gets or sets Turns on argument filter.
+		/// </summary>
+		public bool EnableArgumentFilter { get; set; }
+		/// <summary>
+		/// Gets or sets Included category filters.
+		/// </summary>
+		public string[] IncludedCategories { get; set; }
+		/// <summary>
+		/// Gets or sets Excluded category filters.
+		/// </summary>
+		public string[] ExcludedCategories { get; set; }
+		/// <summary>
+		/// Gets or sets Configuration to synthesize the delays in tracing.
+		/// </summary>
+		public string[] SyntheticDelays { get; set; }
+		/// <summary>
+		/// Gets or sets Configuration for memory dump triggers. Used only when "memory-infra" category is enabled.
+		/// </summary>
+		public MemoryDumpConfig MemoryDumpConfig { get; set; }
+	}
+}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Tracing/TracingCompleteEvent.cs b/source/ChromeDevTools/Protocol/Chrome/Tracing/TracingCompleteEvent.cs
index eddff6a9cacbc67ee08faa85b755b64ec7865689..68d6c48585e18c5af538c29861d06702ae4bc275 100644
--- a/source/ChromeDevTools/Protocol/Chrome/Tracing/TracingCompleteEvent.cs
+++ b/source/ChromeDevTools/Protocol/Chrome/Tracing/TracingCompleteEvent.cs
@@ -9,5 +9,9 @@ namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Tracing
 	[SupportedBy("Chrome")]
 	public class TracingCompleteEvent
 	{
+		/// <summary>
+		/// Gets or sets A handle of the stream that holds resulting trace data.
+		/// </summary>
+		public string Stream { get; set; }
 	}
 }
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/ConnectToWorkerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/ConnectToWorkerCommand.cs
deleted file mode 100644
index 751f512cb31de5fbc454919763e2e117f8b56384..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/ConnectToWorkerCommand.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[Command(ProtocolName.Worker.ConnectToWorker)]
-	[SupportedBy("Chrome")]
-	public class ConnectToWorkerCommand
-	{
-		/// <summary>
-		/// Gets or sets WorkerId
-		/// </summary>
-		public string WorkerId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/ConnectToWorkerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/ConnectToWorkerCommandResponse.cs
deleted file mode 100644
index d784cd9ad8c5a0f5f8372c697ca3d41dfea0db56..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/ConnectToWorkerCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[CommandResponse(ProtocolName.Worker.ConnectToWorker)]
-	[SupportedBy("Chrome")]
-	public class ConnectToWorkerCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/DisableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/DisableCommand.cs
deleted file mode 100644
index 90763365eae82393a07b0f84abed43659f858128..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/DisableCommand.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[Command(ProtocolName.Worker.Disable)]
-	[SupportedBy("Chrome")]
-	public class DisableCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/DisableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/DisableCommandResponse.cs
deleted file mode 100644
index 3051bc57892504930853f1aca7bca1ecc104665c..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/DisableCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[CommandResponse(ProtocolName.Worker.Disable)]
-	[SupportedBy("Chrome")]
-	public class DisableCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/DisconnectFromWorkerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/DisconnectFromWorkerCommand.cs
deleted file mode 100644
index 3f4f6a520be3fe75d647965e564dd548150590db..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/DisconnectFromWorkerCommand.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[Command(ProtocolName.Worker.DisconnectFromWorker)]
-	[SupportedBy("Chrome")]
-	public class DisconnectFromWorkerCommand
-	{
-		/// <summary>
-		/// Gets or sets WorkerId
-		/// </summary>
-		public string WorkerId { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/DisconnectFromWorkerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/DisconnectFromWorkerCommandResponse.cs
deleted file mode 100644
index d4a104af21bedfd4dcfb8fe2212c0e909a438a77..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/DisconnectFromWorkerCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[CommandResponse(ProtocolName.Worker.DisconnectFromWorker)]
-	[SupportedBy("Chrome")]
-	public class DisconnectFromWorkerCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/EnableCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/EnableCommand.cs
deleted file mode 100644
index fe0942350cb102adfcf10c6772797998b00c4ce9..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/EnableCommand.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[Command(ProtocolName.Worker.Enable)]
-	[SupportedBy("Chrome")]
-	public class EnableCommand
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/EnableCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/EnableCommandResponse.cs
deleted file mode 100644
index 0c6de343b1d81372d0f2fa16d81c6ad9b823b081..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/EnableCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[CommandResponse(ProtocolName.Worker.Enable)]
-	[SupportedBy("Chrome")]
-	public class EnableCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/SendMessageToWorkerCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/SendMessageToWorkerCommand.cs
deleted file mode 100644
index 29076305b94e880fe1e4200e7f421d941fe0a54e..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/SendMessageToWorkerCommand.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[Command(ProtocolName.Worker.SendMessageToWorker)]
-	[SupportedBy("Chrome")]
-	public class SendMessageToWorkerCommand
-	{
-		/// <summary>
-		/// Gets or sets WorkerId
-		/// </summary>
-		public string WorkerId { get; set; }
-		/// <summary>
-		/// Gets or sets Message
-		/// </summary>
-		public string Message { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/SendMessageToWorkerCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/SendMessageToWorkerCommandResponse.cs
deleted file mode 100644
index aa5a44d7426dfc690093afc04f8d9a1c299c56d9..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/SendMessageToWorkerCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[CommandResponse(ProtocolName.Worker.SendMessageToWorker)]
-	[SupportedBy("Chrome")]
-	public class SendMessageToWorkerCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/SetAutoconnectToWorkersCommand.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/SetAutoconnectToWorkersCommand.cs
deleted file mode 100644
index 9a0014cf7c742a986e30728907ea2b23eaeb3c71..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/SetAutoconnectToWorkersCommand.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[Command(ProtocolName.Worker.SetAutoconnectToWorkers)]
-	[SupportedBy("Chrome")]
-	public class SetAutoconnectToWorkersCommand
-	{
-		/// <summary>
-		/// Gets or sets Value
-		/// </summary>
-		public bool Value { get; set; }
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/Chrome/Worker/SetAutoconnectToWorkersCommandResponse.cs b/source/ChromeDevTools/Protocol/Chrome/Worker/SetAutoconnectToWorkersCommandResponse.cs
deleted file mode 100644
index 35f9dcd99e9dcc255ab642e9c0cd5d48607e9181..0000000000000000000000000000000000000000
--- a/source/ChromeDevTools/Protocol/Chrome/Worker/SetAutoconnectToWorkersCommandResponse.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using MasterDevs.ChromeDevTools;
-using Newtonsoft.Json;
-using System.Collections.Generic;
-
-namespace MasterDevs.ChromeDevTools.Protocol.Chrome.Worker
-{
-	[CommandResponse(ProtocolName.Worker.SetAutoconnectToWorkers)]
-	[SupportedBy("Chrome")]
-	public class SetAutoconnectToWorkersCommandResponse
-	{
-	}
-}
diff --git a/source/ChromeDevTools/Protocol/iOS/Network/Headers.cs b/source/ChromeDevTools/Protocol/iOS/Network/Headers.cs
new file mode 100644
index 0000000000000000000000000000000000000000..12d5d53dd596e1214dbbcca6c7bea69c5b6534f6
--- /dev/null
+++ b/source/ChromeDevTools/Protocol/iOS/Network/Headers.cs
@@ -0,0 +1,14 @@
+using MasterDevs.ChromeDevTools;
+using Newtonsoft.Json;
+using System.Collections.Generic;
+
+namespace MasterDevs.ChromeDevTools.Protocol.iOS.Network
+{
+	/// <summary>
+	/// Request / response headers as keys / values of JSON object.
+	/// </summary>
+	[SupportedBy("iOS")]
+	public class Headers
+	{
+	}
+}
diff --git a/source/ChromeDevTools/RemoteChromeProcess.cs b/source/ChromeDevTools/RemoteChromeProcess.cs
new file mode 100644
index 0000000000000000000000000000000000000000..6c061ae7e33f131d8338faacc30415545ee8e9f4
--- /dev/null
+++ b/source/ChromeDevTools/RemoteChromeProcess.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Newtonsoft.Json;
+
+namespace MasterDevs.ChromeDevTools
+{
+    public class RemoteChromeProcess : IChromeProcess
+    {
+        private readonly HttpClient http;
+
+        public RemoteChromeProcess(string remoteDebuggingUri)
+            : this(new Uri(remoteDebuggingUri))
+        {
+
+        }
+
+        public RemoteChromeProcess(Uri remoteDebuggingUri)
+        {
+            RemoteDebuggingUri = remoteDebuggingUri;
+
+            http = new HttpClient
+            {
+                BaseAddress = RemoteDebuggingUri
+            };
+        }
+
+        public Uri RemoteDebuggingUri { get; }
+
+        public virtual void Dispose()
+        {
+            http.Dispose();
+        }
+
+        public async Task<ChromeSessionInfo[]> GetSessionInfo()
+        {
+            string json = await http.GetStringAsync("/json");
+            return JsonConvert.DeserializeObject<ChromeSessionInfo[]>(json);
+        }
+
+        public async Task<ChromeSessionInfo> StartNewSession()
+        {
+            string json = await http.GetStringAsync("/json/new");
+            return JsonConvert.DeserializeObject<ChromeSessionInfo>(json);
+        }
+    }
+}
\ No newline at end of file
diff --git a/source/ProtocolGenerator.Tests/CommandTests.cs b/source/ProtocolGenerator.Tests/CommandTests.cs
index e4835cf75db2f9c041a724f7cb26822ee5c8a95f..52d1c6e34ec42518aff787f7f1a81e1a2a2b58b4 100644
--- a/source/ProtocolGenerator.Tests/CommandTests.cs
+++ b/source/ProtocolGenerator.Tests/CommandTests.cs
@@ -15,8 +15,8 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
         [DeploymentItem(DeploymentItems.Protocol)]
         public void EqualsTest()
         {
-            var inspector11 = ProtocolProcessor.LoadProtocol(DeploymentItems.Inspector11, "inspector-1.1");
-            var protocol = ProtocolProcessor.LoadProtocol(DeploymentItems.Protocol, "protocol");
+            var inspector11 = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.Inspector11 }, "inspector-1.1");
+            var protocol = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.Protocol }, "protocol");
 
             ProtocolProcessor.ResolveTypeReferences(inspector11, new Dictionary<string, string>());
             ProtocolProcessor.ResolveTypeReferences(protocol, new Dictionary<string, string>());
diff --git a/source/ProtocolGenerator.Tests/ProtocolProcessorTests.cs b/source/ProtocolGenerator.Tests/ProtocolProcessorTests.cs
index 371d1adbd30d98380de0a837e17c090d22a54c72..7995f7d6ce27208a51eb16c41d5655684009d62a 100644
--- a/source/ProtocolGenerator.Tests/ProtocolProcessorTests.cs
+++ b/source/ProtocolGenerator.Tests/ProtocolProcessorTests.cs
@@ -16,7 +16,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
         [DeploymentItem(DeploymentItems.Inspector10)]
         public void ResolveTypeReferencesCommandParameterTest()
         {
-            Protocol p = ProtocolProcessor.LoadProtocol(DeploymentItems.Inspector10, "Chrome-1.0");
+            Protocol p = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.Inspector10 }, "Chrome-1.0");
             ProtocolProcessor.ResolveTypeReferences(p, new Dictionary<string, string>());
 
             var evaluateCommand = p.GetDomain("Runtime").GetCommand("evaluate");
@@ -29,7 +29,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
         [DeploymentItem(DeploymentItems.Inspector10)]
         public void ResolveTypeReferencesCommandParameterTest2()
         {
-            Protocol p = ProtocolProcessor.LoadProtocol(DeploymentItems.Inspector10, "Chrome-1.0");
+            Protocol p = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.Inspector10 }, "Chrome-1.0");
             ProtocolProcessor.ResolveTypeReferences(p, new Dictionary<string, string>());
 
             var addInspectedNodeCommand = p.GetDomain("Console").GetCommand("addInspectedNode");
@@ -45,7 +45,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
             Dictionary<string, string> explicitMappings = new Dictionary<string, string>();
             explicitMappings.Add("Page.Cookie", "Network.Cookie");
 
-            Protocol p = ProtocolProcessor.LoadProtocol(DeploymentItems.InspectoriOS8, "iOS-8.0");
+            Protocol p = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.InspectoriOS8 }, "iOS-8.0");
             ProtocolProcessor.ResolveTypeReferences(p, explicitMappings);
 
             var getCookiesCommand = p.GetDomain("Page").GetCommand("getCookies");
@@ -61,7 +61,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
             Dictionary<string, string> explicitMappings = new Dictionary<string, string>();
             explicitMappings.Add("GenericTypes.SearchMatch", "Debugger.SearchMatch");
 
-            Protocol p = ProtocolProcessor.LoadProtocol(DeploymentItems.InspectoriOS8, "iOS-8.0");
+            Protocol p = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.InspectoriOS8 }, "iOS-8.0");
             ProtocolProcessor.ResolveTypeReferences(p, explicitMappings);
 
             var searchInResourceCommand = p.GetDomain("Page").GetCommand("searchInResource");
diff --git a/source/ProtocolGenerator.Tests/TypeTests.cs b/source/ProtocolGenerator.Tests/TypeTests.cs
index 1b0f6d76e2580c2da2cc4f18d6049dfd255ab42b..21f44b6ce292709b48c96080d947051a4f3d2e1f 100644
--- a/source/ProtocolGenerator.Tests/TypeTests.cs
+++ b/source/ProtocolGenerator.Tests/TypeTests.cs
@@ -15,7 +15,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
         [DeploymentItem(DeploymentItems.Inspector10)]
         public void TypeNameTest()
         {
-            Protocol p = ProtocolProcessor.LoadProtocol(DeploymentItems.Inspector10, "Chrome-1.0");
+            Protocol p = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.Inspector10 }, "Chrome-1.0");
 
             var evaluateCommand = p.GetDomain("Page").GetCommand("searchInResource");
             var result = evaluateCommand.Returns.Single();
@@ -27,7 +27,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator.Tests
         [DeploymentItem(DeploymentItems.Inspector10)]
         public void ToStringTest()
         {
-            Protocol p = ProtocolProcessor.LoadProtocol(DeploymentItems.Inspector10, "Chrome-1.0");
+            Protocol p = ProtocolProcessor.LoadProtocol(new[] { DeploymentItems.Inspector10 }, "Chrome-1.0");
 
             var evaluateCommand = p.GetDomain("Page").GetCommand("searchInResource");
             var result = evaluateCommand.Returns.Single();
diff --git a/source/ProtocolGenerator/Command.cs b/source/ProtocolGenerator/Command.cs
index 1bc90d0866630fb1d6b44d2f66d6c5f92ee2d932..59199f9d2b014ea7f55530dc1133e9cd2053b364 100644
--- a/source/ProtocolGenerator/Command.cs
+++ b/source/ProtocolGenerator/Command.cs
@@ -3,6 +3,7 @@ using System.Collections.ObjectModel;
 using System.Text;
 using System.Linq;
 using System;
+using Newtonsoft.Json;
 
 namespace MasterDevs.ChromeDevTools.ProtocolGenerator
 {
@@ -54,6 +55,9 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
             set;
         }
 
+        [JsonProperty("experimental")]
+        public bool IsExperimental { get; set; }
+
         public override bool Equals(object obj)
         {
             var other = obj as Command;
@@ -81,7 +85,7 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
                 {
                     hash = hash * 23 + this.Error.GetHashCode();
                 }
-                
+
                 hash = hash * 23 + this.Parameters.GetCollectionHashCode();
                 return hash;
             }
diff --git a/source/ProtocolGenerator/Domain.cs b/source/ProtocolGenerator/Domain.cs
index a707947291ead3d5f658dbf253806220c0e99ab8..16815cb1dc521d415dd83c8f0ef86fa9ebd96733 100644
--- a/source/ProtocolGenerator/Domain.cs
+++ b/source/ProtocolGenerator/Domain.cs
@@ -2,6 +2,7 @@
 using System;
 using System.Collections.ObjectModel;
 using System.Linq;
+using Newtonsoft.Json.Linq;
 
 namespace MasterDevs.ChromeDevTools.ProtocolGenerator
 {
@@ -51,6 +52,15 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
             set;
         }
 
+        [JsonProperty("experimental")]
+        public bool IsExperimental { get; set; }
+
+        [JsonProperty("deprecated")]
+        public bool IsDeprecated { get; set; }
+
+
+        public string[] Dependencies { get; set; }
+
         public Command GetCommand(string name)
         {
             return this.Commands.SingleOrDefault(c => string.Equals(c.Name, name, StringComparison.OrdinalIgnoreCase));
diff --git a/source/ProtocolGenerator/Event.cs b/source/ProtocolGenerator/Event.cs
index 2456dc94e67fcaace2dd87c8fabf9cedf7230380..fe6e146a4cccdf25b72b22356b6ad7f869ff1bd5 100644
--- a/source/ProtocolGenerator/Event.cs
+++ b/source/ProtocolGenerator/Event.cs
@@ -1,4 +1,5 @@
 using System.Collections.ObjectModel;
+using Newtonsoft.Json;
 
 namespace MasterDevs.ChromeDevTools.ProtocolGenerator
 {
@@ -27,5 +28,8 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
             get;
             set;
         }
+
+        [JsonProperty("experimental")]
+        public bool IsExperimental { get; set; }
     }
 }
diff --git a/source/ProtocolGenerator/MasterDevs.ChromeDevTools.ProtocolGenerator.csproj b/source/ProtocolGenerator/MasterDevs.ChromeDevTools.ProtocolGenerator.csproj
index cd0b46db0a4800c8797c327e4eecba16136e57c2..2f280b1286361d076100599b2fd6a4da02dbdaf2 100644
--- a/source/ProtocolGenerator/MasterDevs.ChromeDevTools.ProtocolGenerator.csproj
+++ b/source/ProtocolGenerator/MasterDevs.ChromeDevTools.ProtocolGenerator.csproj
@@ -67,6 +67,9 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="App.config" />
+    <None Include="browser_protocol.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
     <None Include="Inspector-0.1.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
@@ -88,12 +91,12 @@
     <None Include="Inspector-iOS-9.3.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Include="js_protocol.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
     <None Include="packages.config">
       <SubType>Designer</SubType>
     </None>
-    <None Include="protocol.json">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <Import Project="$(SolutionDir)\.nuget\NuGet.targets" Condition="Exists('$(SolutionDir)\.nuget\NuGet.targets')" />
diff --git a/source/ProtocolGenerator/Program.cs b/source/ProtocolGenerator/Program.cs
index 1cddb26f0cbf041e110faf0ea12a49bb3b286c4f..b2f9a871ef1823bddd0acfc7ce99f6abcd1dd530 100644
--- a/source/ProtocolGenerator/Program.cs
+++ b/source/ProtocolGenerator/Program.cs
@@ -28,15 +28,20 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
         {
             // At this point in time, we only process the most recent Chrome
             // and iOS (Safari) protocols.
-            Dictionary<string, string> protocolFiles = new Dictionary<string, string>();
+            Dictionary<string, string[]> protocolFiles = new Dictionary<string, string[]>
+            {
+                {"Chrome", new [] { "js_protocol.json", "browser_protocol.json" } },
+                {"iOS", new [] { "Inspector-iOS-9.3.json" } }
+            };
+
+
             //protocolFiles.Add("Chrome-0.1", "Inspector-0.1.json");
             //protocolFiles.Add("Chrome-1.0", "Inspector-1.0.json");
             //protocolFiles.Add("Chrome", "Inspector-1.1.json");
-            protocolFiles.Add("Chrome", "protocol.json");
             //protocolFiles.Add("iOS-7.0", "Inspector-iOS-7.0.json");
             //protocolFiles.Add("iOS-8.0", "Inspector-iOS-8.0.json");
             //protocolFiles.Add("iOS-9.0", "Inspector-iOS-9.0.json");
-            protocolFiles.Add("iOS", "Inspector-iOS-9.3.json");
+
 
             Collection<Protocol> protocols = new Collection<Protocol>();
 
@@ -327,7 +332,8 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
         {
             if (null == type) return;
             if (type.Enum.Any()) WriteTypeEnum(domainDirectoryInfo, ns, type);
-            if (type.Properties.Any()) WriteTypeClass(domainDirectoryInfo, ns, type);
+            /*if (type.Properties.Any())*/
+            WriteTypeClass(domainDirectoryInfo, ns, type);
             WriteTypeSimple(domainDirectoryInfo, type);
         }
 
diff --git a/source/ProtocolGenerator/Property.cs b/source/ProtocolGenerator/Property.cs
index 9002cadf8e2aca6267369b3cb830540bab33b4df..2e461dbc70b0521a7f64bf39c91fa939bdf2339d 100644
--- a/source/ProtocolGenerator/Property.cs
+++ b/source/ProtocolGenerator/Property.cs
@@ -16,5 +16,8 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
             get;
             set;
         }
+
+        [JsonProperty("deprecated")]
+        public bool IsDeprecated { get; set; }
     }
 }
diff --git a/source/ProtocolGenerator/Protocol.cs b/source/ProtocolGenerator/Protocol.cs
index 1f5ff07a73dd3593c4dc464a322093524c1f3fac..a2f692395e9e003b4b992855ac341de2ff768f0f 100644
--- a/source/ProtocolGenerator/Protocol.cs
+++ b/source/ProtocolGenerator/Protocol.cs
@@ -5,57 +5,27 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
 {
     public class Protocol
     {
-        public Protocol()
-        {
-            this.Compatible = new Collection<string>();
-            this.Domains = new Collection<Domain>();
-        }
+        public Collection<string> Compatible { get; set; } = new Collection<string>();
 
-        public Collection<string> Compatible
-        {
-            get;
-            set;
-        }
-
-        public Version Version
-        {
-            get;
-            set;
-        }
+        public Version Version { get; set; }
 
-        public Collection<Domain> Domains
-        {
-            get;
-            set;
-        }
+        public Collection<Domain> Domains { get; set; } = new Collection<Domain>();
 
-        public string SourceFile
-        {
-            get;
-            set;
-        }
+        public string[] SourceFiles { get; set; }
 
-        public string Alias
-        {
-            get;
-            set;
-        }
+        public string Alias { get; set; }
 
         public Domain GetDomain(string name)
         {
-            return this.Domains.SingleOrDefault(d => string.Equals(d.Name, name, System.StringComparison.OrdinalIgnoreCase));
+            return Domains.SingleOrDefault(d => string.Equals(d.Name, name, System.StringComparison.OrdinalIgnoreCase));
         }
 
         public override string ToString()
         {
-            if(this.SourceFile != null)
-            {
-                return $"{this.Alias} ({this.SourceFile})";
-            }
-            else
-            {
-                return this.Alias;
-            }
+            if (SourceFiles?.Any() == true)
+                return $"{Alias} ({string.Join(", ", SourceFiles)})";
+
+            return Alias;
         }
     }
 }
diff --git a/source/ProtocolGenerator/ProtocolProcessor.cs b/source/ProtocolGenerator/ProtocolProcessor.cs
index 2286424ad44295645d84ee2932fa53e860bae2e2..481821acf7b9d41661e4fa89548a232df866c75b 100644
--- a/source/ProtocolGenerator/ProtocolProcessor.cs
+++ b/source/ProtocolGenerator/ProtocolProcessor.cs
@@ -3,8 +3,6 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace MasterDevs.ChromeDevTools.ProtocolGenerator
 {
@@ -82,22 +80,39 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
                     property.TypeReference = explicitMappings[fullReferenceName];
                 }
             }
-            else if(property.Items != null)
+            else if (property.Items != null)
             {
                 ResolveTypeReferences(protocol, domain, property.Items, explicitMappings);
             }
         }
 
-        public static Protocol LoadProtocol(string path, string alias)
+        public static Protocol LoadProtocol(string[] paths, string alias)
         {
-            string json = File.ReadAllText(path);
-            JsonSerializerSettings settings = new JsonSerializerSettings();
-            settings.MissingMemberHandling = MissingMemberHandling.Error;
-            settings.MetadataPropertyHandling = MetadataPropertyHandling.Ignore;
+            if (paths == null || paths.Length < 1)
+                throw new ArgumentException("Must specify at least one path", nameof(paths));
+
+            JsonSerializerSettings settings = new JsonSerializerSettings
+            {
+                MissingMemberHandling = MissingMemberHandling.Error,
+                MetadataPropertyHandling = MetadataPropertyHandling.Ignore
+            };
+
+            string json = File.ReadAllText(paths[0]);
             Protocol p = JsonConvert.DeserializeObject<Protocol>(json, settings);
-            p.SourceFile = path;
+            p.SourceFiles = paths;
             p.Alias = alias;
 
+            if (paths.Length > 1)
+            {
+                foreach (var path in paths.Skip(1))
+                {
+                    json = File.ReadAllText(path);
+                    Protocol partial = JsonConvert.DeserializeObject<Protocol>(json, settings);
+                    foreach (var domain in partial.Domains)
+                        p.Domains.Add(domain);
+                }
+            }
+
             foreach (var domain in p.Domains)
             {
                 foreach (var command in domain.Commands)
diff --git a/source/ProtocolGenerator/Type.cs b/source/ProtocolGenerator/Type.cs
index 7d8f8cfc9850d3fb9b9691e0d5a92b3a14e67bee..1fbeff975ea37fad1663ebd0e667a9be6896d71b 100644
--- a/source/ProtocolGenerator/Type.cs
+++ b/source/ProtocolGenerator/Type.cs
@@ -87,6 +87,10 @@ namespace MasterDevs.ChromeDevTools.ProtocolGenerator
                 }
             }
         }
+
+        [JsonProperty("experimental")]
+        public bool IsExperimental { get; set; }
+
         public override bool Equals(object obj)
         {
             var other = obj as Type;
diff --git a/source/ProtocolGenerator/protocol.json b/source/ProtocolGenerator/browser_protocol.json
similarity index 62%
rename from source/ProtocolGenerator/protocol.json
rename to source/ProtocolGenerator/browser_protocol.json
index ea0dc88f5cdbce651b1d4a148418743307deb51f..83974fd6893ec432fb19a80bbb3461f741b2bde9 100644
--- a/source/ProtocolGenerator/protocol.json
+++ b/source/ProtocolGenerator/browser_protocol.json
@@ -1,8 +1,8 @@
 {
-    "version": { "major": "1", "minor": "1" },
+    "version": { "major": "1", "minor": "2" },
     "domains": [{
         "domain": "Inspector",
-        "hidden": true,
+        "experimental": true,
         "types": [],
         "commands": [
             {
@@ -15,38 +15,30 @@
             }
         ],
         "events": [
-            {
-                "name": "evaluateForTestInFrontend",
-                "parameters": [
-                    { "name": "testCallId", "type": "integer" },
-                    { "name": "script", "type": "string" }
-                ]
-            },
-            {
-                "name": "inspect",
-                "parameters": [
-                    { "name": "object", "$ref": "Runtime.RemoteObject" },
-                    { "name": "hints", "type": "object" }
-                ]
-            },
             {
                 "name": "detached",
                 "description": "Fired when remote debugging connection is about to be terminated. Contains detach reason.",
                 "parameters": [
                     { "name": "reason", "type": "string", "description": "The reason why connection has been terminated." }
-                ],
-                "handlers": ["browser"]
+                ]
             },
             {
                 "name": "targetCrashed",
-                "description": "Fired when debugging target has crashed",
-                "handlers": ["browser"]
+                "description": "Fired when debugging target has crashed"
             }
         ]
     },
     {
         "domain": "Memory",
-        "hidden": true,
+        "experimental": true,
+        "types": [
+            {
+                "id": "PressureLevel",
+                "type": "string",
+                "enum": ["moderate", "critical"],
+                "description": "Memory pressure level."
+            }
+        ],
         "commands": [
             {
                 "name": "getDOMCounters",
@@ -55,17 +47,32 @@
                     { "name": "nodes", "type": "integer" },
                     { "name": "jsEventListeners", "type": "integer" }
                 ]
+            },
+            {
+                "name": "setPressureNotificationsSuppressed",
+                "description": "Enable/disable suppressing memory pressure notifications in all processes.",
+                "parameters": [
+                    { "name": "suppressed", "type": "boolean", "description": "If true, memory pressure notifications will be suppressed."}
+                ]
+            },
+            {
+                "name": "simulatePressureNotification",
+                "description": "Simulate a memory pressure notification in all processes.",
+                "parameters": [
+                    { "name": "level", "$ref": "PressureLevel", "description": "Memory pressure level of the notification." }
+                ]
             }
         ]
     },
     {
         "domain": "Page",
         "description": "Actions and events related to the inspected page belong to the page domain.",
+        "dependencies": ["Debugger", "DOM"],
         "types": [
             {
                 "id": "ResourceType",
                 "type": "string",
-                "enum": ["Document", "Stylesheet", "Image", "Media", "Font", "Script", "TextTrack", "XHR", "WebSocket", "Other"],
+                "enum": ["Document", "Stylesheet", "Image", "Media", "Font", "Script", "TextTrack", "XHR", "Fetch", "EventSource", "WebSocket", "Manifest", "Other"],
                 "description": "Resource type as it was perceived by the rendering engine."
             },
             {
@@ -87,6 +94,21 @@
                     { "name": "mimeType", "type": "string", "description": "Frame document's mimeType as determined by the browser." }
                 ]
             },
+            {
+                "id": "FrameResource",
+                "type": "object",
+                "description": "Information about the Resource on the page.",
+                "properties": [
+                    { "name": "url", "type": "string", "description": "Resource URL." },
+                    { "name": "type", "$ref": "ResourceType", "description": "Type of this resource." },
+                    { "name": "mimeType", "type": "string", "description": "Resource mimeType as determined by the browser." },
+                    { "name": "lastModified", "$ref": "Network.Timestamp", "description": "last-modified timestamp as reported by server.", "optional": true },
+                    { "name": "contentSize", "type": "number", "description": "Resource content size.", "optional": true },
+                    { "name": "failed", "type": "boolean", "optional": true, "description": "True if the resource failed to load." },
+                    { "name": "canceled", "type": "boolean", "optional": true, "description": "True if the resource was canceled during loading." }
+                ],
+                "experimental": true
+            },
             {
                 "id": "FrameResourceTree",
                 "type": "object",
@@ -94,27 +116,15 @@
                 "properties": [
                     { "name": "frame", "$ref": "Frame", "description": "Frame information for this tree item." },
                     { "name": "childFrames", "type": "array", "optional": true, "items": { "$ref": "FrameResourceTree" }, "description": "Child frames." },
-                    { "name": "resources", "type": "array",
-                        "items": {
-                            "type": "object",
-                            "properties": [
-                                { "name": "url", "type": "string", "description": "Resource URL." },
-                                { "name": "type", "$ref": "ResourceType", "description": "Type of this resource." },
-                                { "name": "mimeType", "type": "string", "description": "Resource mimeType as determined by the browser." },
-                                { "name": "failed", "type": "boolean", "optional": true, "description": "True if the resource failed to load." },
-                                { "name": "canceled", "type": "boolean", "optional": true, "description": "True if the resource was canceled during loading." }
-                            ]
-                        },
-                        "description": "Information about frame resources."
-                    }
-                ],
-                "hidden": true
+                    { "name": "resources", "type": "array", "items": { "$ref": "FrameResource" }, "description": "Information about frame resources." }
+                ],
+                "experimental": true
             },
             {
                 "id": "ScriptIdentifier",
                 "type": "string",
                 "description": "Unique script identifier.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "NavigationEntry",
@@ -125,34 +135,85 @@
                   { "name": "url", "type": "string", "description": "URL of the navigation history entry." },
                   { "name": "title", "type": "string", "description": "Title of the navigation history entry." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "ScreencastFrameMetadata",
                 "type": "object",
-                "description": "Screencast frame metadata",
+                "description": "Screencast frame metadata.",
+                "properties": [
+                    { "name": "offsetTop", "type": "number", "experimental": true, "description": "Top offset in DIP." },
+                    { "name": "pageScaleFactor", "type": "number", "experimental": true, "description": "Page scale factor." },
+                    { "name": "deviceWidth", "type": "number", "experimental": true, "description": "Device screen width in DIP." },
+                    { "name": "deviceHeight", "type": "number", "experimental": true, "description": "Device screen height in DIP." },
+                    { "name": "scrollOffsetX", "type": "number", "experimental": true, "description": "Position of horizontal scroll in CSS pixels." },
+                    { "name": "scrollOffsetY", "type": "number", "experimental": true, "description": "Position of vertical scroll in CSS pixels." },
+                    { "name": "timestamp", "type": "number", "optional": true, "experimental": true, "description": "Frame swap timestamp." }
+                ],
+                "experimental": true
+            },
+            {
+                "id": "DialogType",
+                "description": "Javascript dialog type.",
+                "type": "string",
+                "enum": ["alert", "confirm", "prompt", "beforeunload"],
+                "experimental": true
+            },
+            {
+                "id": "AppManifestError",
+                "description": "Error while paring app manifest.",
+                "type": "object",
+                "properties": [
+                  { "name": "message", "type": "string", "description": "Error message." },
+                  { "name": "critical", "type": "integer", "description": "If criticial, this is a non-recoverable parse error." },
+                  { "name": "line", "type": "integer", "description": "Error line." },
+                  { "name": "column", "type": "integer", "description": "Error column." }
+                ],
+                "experimental": true
+            },
+            {
+                "id": "NavigationResponse",
+                "description": "Proceed: allow the navigation; Cancel: cancel the navigation; CancelAndIgnore: cancels the navigation and makes the requester of the navigation acts like the request was never made.",
+                "type": "string",
+                "enum": ["Proceed", "Cancel", "CancelAndIgnore"],
+                "experimental": true
+            },
+            {
+                "id": "LayoutViewport",
+                "type": "object",
+                "description": "Layout viewport position and dimensions.",
+                "experimental": true,
+                "properties": [
+                    { "name": "pageX", "type": "integer", "description": "Horizontal offset relative to the document (CSS pixels)." },
+                    { "name": "pageY", "type": "integer", "description": "Vertical offset relative to the document (CSS pixels)." },
+                    { "name": "clientWidth", "type": "integer", "description": "Width (CSS pixels), excludes scrollbar if present." },
+                    { "name": "clientHeight", "type": "integer", "description": "Height (CSS pixels), excludes scrollbar if present." }
+                ]
+            },
+            {
+                "id": "VisualViewport",
+                "type": "object",
+                "description": "Visual viewport position, dimensions, and scale.",
+                "experimental": true,
                 "properties": [
-                    { "name": "offsetTop", "type": "number", "hidden": true, "description": "Top offset in DIP." },
-                    { "name": "pageScaleFactor", "type": "number", "hidden": true, "description": "Page scale factor." },
-                    { "name": "deviceWidth", "type": "number", "hidden": true, "description": "Device screen width in DIP." },
-                    { "name": "deviceHeight", "type": "number", "hidden": true, "description": "Device screen height in DIP." },
-                    { "name": "scrollOffsetX", "type": "number", "hidden": true, "description": "Position of horizontal scroll in CSS pixels." },
-                    { "name": "scrollOffsetY", "type": "number", "hidden": true, "description": "Position of vertical scroll in CSS pixels." },
-                    { "name": "timestamp", "type": "number", "optional": true, "hidden": true, "description": "Frame swap timestamp." }
-                ],
-                "hidden": true
+                    { "name": "offsetX", "type": "number", "description": "Horizontal offset relative to the layout viewport (CSS pixels)." },
+                    { "name": "offsetY", "type": "number", "description": "Vertical offset relative to the layout viewport (CSS pixels)." },
+                    { "name": "pageX", "type": "number", "description": "Horizontal offset relative to the document (CSS pixels)." },
+                    { "name": "pageY", "type": "number", "description": "Vertical offset relative to the document (CSS pixels)." },
+                    { "name": "clientWidth", "type": "number", "description": "Width (CSS pixels), excludes scrollbar if present." },
+                    { "name": "clientHeight", "type": "number", "description": "Height (CSS pixels), excludes scrollbar if present." },
+                    { "name": "scale", "type": "number", "description": "Scale relative to the ideal viewport (size at width=device-width)." }
+                ]
             }
         ],
         "commands": [
             {
                 "name": "enable",
-                "description": "Enables page domain notifications.",
-                "handlers": ["browser", "renderer"]
+                "description": "Enables page domain notifications."
             },
             {
                 "name": "disable",
-                "description": "Disables page domain notifications.",
-                "handlers": ["browser", "renderer"]
+                "description": "Disables page domain notifications."
             },
             {
                 "name": "addScriptToEvaluateOnLoad",
@@ -162,14 +223,22 @@
                 "returns": [
                     { "name": "identifier", "$ref": "ScriptIdentifier", "description": "Identifier of the added script." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "removeScriptToEvaluateOnLoad",
                 "parameters": [
                     { "name": "identifier", "$ref": "ScriptIdentifier" }
                 ],
-                "hidden": true
+                "experimental": true
+            },
+            {
+                "name": "setAutoAttachToCreatedPages",
+                "parameters": [
+                    { "name": "autoAttach", "type": "boolean", "description": "If true, browser will open a new inspector window for every page created from this one." }
+                ],
+                "description": "Controls whether browser will open a new inspector window for connected pages.",
+                "experimental": true
             },
             {
                 "name": "reload",
@@ -177,30 +246,32 @@
                     { "name": "ignoreCache", "type": "boolean", "optional": true, "description": "If true, browser cache is ignored (as if the user pressed Shift+refresh)." },
                     { "name": "scriptToEvaluateOnLoad", "type": "string", "optional": true, "description": "If set, the script will be injected into all frames of the inspected page after reload." }
                 ],
-                "description": "Reloads given page optionally ignoring the cache.",
-                "handlers": ["browser", "renderer"]
+                "description": "Reloads given page optionally ignoring the cache."
             },
             {
                 "name": "navigate",
                 "parameters": [
-                    { "name": "url", "type": "string", "description": "URL to navigate the page to." }
+                    { "name": "url", "type": "string", "description": "URL to navigate the page to." },
+                    { "name": "referrer", "type": "string", "optional": true, "experimental": true, "description": "Referrer URL." }
                 ],
                 "returns": [
-                    { "name": "frameId", "$ref": "FrameId", "hidden": true, "description": "Frame id that will be navigated." }
+                    { "name": "frameId", "$ref": "FrameId", "experimental": true, "description": "Frame id that will be navigated." }
                 ],
-                "description": "Navigates current page to the given URL.",
-                "handlers": ["browser", "renderer"]
+                "description": "Navigates current page to the given URL."
+            },
+            {
+                "name": "stopLoading",
+                "description": "Force the page stop all navigations and pending resource fetches.",
+                "experimental": true
             },
             {
               "name": "getNavigationHistory",
-              "parameters": [],
               "returns": [
                 { "name": "currentIndex", "type": "integer", "description": "Index of the current navigation history entry." },
                 { "name": "entries", "type": "array", "items": { "$ref": "NavigationEntry" }, "description": "Array of navigation history entries." }
               ],
               "description": "Returns navigation history for the current page.",
-              "hidden": true,
-              "handlers": ["browser"]
+              "experimental": true
             },
             {
               "name": "navigateToHistoryEntry",
@@ -208,8 +279,7 @@
                   { "name": "entryId", "type": "integer", "description": "Unique id of the entry to navigate to." }
               ],
               "description": "Navigates current page to the given history entry.",
-              "hidden": true,
-              "handlers": ["browser"]
+              "experimental": true
             },
             {
                 "name": "getCookies",
@@ -217,9 +287,7 @@
                     { "name": "cookies", "type": "array", "items": { "$ref": "Network.Cookie" }, "description": "Array of cookie objects." }
                 ],
                 "description": "Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.",
-                "handlers": ["browser"],
-                "async": true,
-                "hidden": true,
+                "experimental": true,
                 "redirect": "Network"
             },
             {
@@ -229,9 +297,7 @@
                     { "name": "url", "type": "string", "description": "URL to match cooke domain and path." }
                 ],
                 "description": "Deletes browser cookie with given name, domain and path.",
-                "handlers": ["browser"],
-                "async": true,
-                "hidden": true,
+                "experimental": true,
                 "redirect": "Network"
             },
             {
@@ -240,11 +306,10 @@
                 "returns": [
                     { "name": "frameTree", "$ref": "FrameResourceTree", "description": "Present frame / resource tree structure." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "getResourceContent",
-                "async": true,
                 "description": "Returns content of the given resource.",
                 "parameters": [
                     { "name": "frameId", "$ref": "FrameId", "description": "Frame id to get resource for." },
@@ -254,7 +319,7 @@
                     { "name": "content", "type": "string", "description": "Resource content." },
                     { "name": "base64Encoded", "type": "boolean", "description": "True, if content was served as base64." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "searchInResource",
@@ -269,7 +334,7 @@
                 "returns": [
                     { "name": "result", "type": "array", "items": { "$ref": "Debugger.SearchMatch" }, "description": "List of search matches." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setDocumentContent",
@@ -278,7 +343,7 @@
                     { "name": "frameId", "$ref": "FrameId", "description": "Frame id to set HTML for." },
                     { "name": "html", "type": "string", "description": "HTML content to set."  }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setDeviceMetricsOverride",
@@ -291,18 +356,21 @@
                     { "name": "fitWindow", "type": "boolean", "description": "Whether a view that exceeds the available browser window area should be scaled down to fit." },
                     { "name": "scale", "type": "number", "optional": true, "description": "Scale to apply to resulting view image. Ignored in |fitWindow| mode." },
                     { "name": "offsetX", "type": "number", "optional": true, "description": "X offset to shift resulting view image by. Ignored in |fitWindow| mode." },
-                    { "name": "offsetY", "type": "number", "optional": true, "description": "Y offset to shift resulting view image by. Ignored in |fitWindow| mode." }
+                    { "name": "offsetY", "type": "number", "optional": true, "description": "Y offset to shift resulting view image by. Ignored in |fitWindow| mode." },
+                    { "name": "screenWidth", "type": "integer", "optional": true, "description": "Overriding screen width value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "screenHeight", "type": "integer", "optional": true, "description": "Overriding screen height value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "positionX", "type": "integer", "optional": true, "description": "Overriding view X position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "positionY", "type": "integer", "optional": true, "description": "Overriding view Y position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "screenOrientation", "$ref": "Emulation.ScreenOrientation", "optional": true, "description": "Screen orientation override." }
                 ],
-                "handlers": ["browser"],
                 "redirect": "Emulation",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "clearDeviceMetricsOverride",
                 "description": "Clears the overriden device metrics.",
-                "handlers": ["browser"],
                 "redirect": "Emulation",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setGeolocationOverride",
@@ -312,14 +380,12 @@
                     { "name": "longitude", "type": "number", "optional": true, "description": "Mock longitude"},
                     { "name": "accuracy", "type": "number", "optional": true, "description": "Mock accuracy"}
                 ],
-                "redirect": "Emulation",
-                "handlers": ["browser"]
+                "redirect": "Emulation"
             },
             {
                 "name": "clearGeolocationOverride",
                 "description": "Clears the overriden Geolocation Position and Error.",
-                "redirect": "Emulation",
-                "handlers": ["browser"]
+                "redirect": "Emulation"
             },
             {
                 "name": "setDeviceOrientationOverride",
@@ -330,13 +396,13 @@
                     { "name": "gamma", "type": "number", "description": "Mock gamma"}
                 ],
                 "redirect": "DeviceOrientation",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "clearDeviceOrientationOverride",
                 "description": "Clears the overridden Device Orientation.",
                 "redirect": "DeviceOrientation",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setTouchEmulationEnabled",
@@ -345,29 +411,28 @@
                     { "name": "configuration", "type": "string", "enum": ["mobile", "desktop"], "optional": true, "description": "Touch/gesture events configuration. Default: current platform." }
                 ],
                 "description": "Toggles mouse event-based touch event emulation.",
-                "hidden": true,
-                "redirect": "Emulation",
-                "handlers": ["browser", "renderer"]
+                "experimental": true,
+                "redirect": "Emulation"
             },
             {
                 "name": "captureScreenshot",
-                "async": true,
                 "description": "Capture page screenshot.",
-                "parameters": [],
+                "parameters": [
+                    { "name": "format", "type": "string", "optional": true, "enum": ["jpeg", "png"], "description": "Image compression format (defaults to png)." },
+                    { "name": "quality", "type": "integer", "optional": true, "description": "Compression quality from range [0..100] (jpeg only)." }
+                ],
                 "returns": [
-                    { "name": "data", "type": "string", "description": "Base64-encoded image data (PNG)." }
+                    { "name": "data", "type": "string", "description": "Base64-encoded image data." }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
-                "name": "canScreencast",
-                "description": "Tells whether screencast is supported.",
+                "name": "printToPDF",
+                "description": "Print page as pdf.",
                 "returns": [
-                  { "name": "result", "type": "boolean", "description": "True if screencast is supported." }
+                    { "name": "data", "type": "string", "description": "Base64-encoded pdf data." }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "startScreencast",
@@ -376,25 +441,23 @@
                     { "name": "format", "type": "string", "optional": true, "enum": ["jpeg", "png"], "description": "Image compression format." },
                     { "name": "quality", "type": "integer", "optional": true, "description": "Compression quality from range [0..100]." },
                     { "name": "maxWidth", "type": "integer", "optional": true, "description": "Maximum screenshot width." },
-                    { "name": "maxHeight", "type": "integer", "optional": true, "description": "Maximum screenshot height." }
+                    { "name": "maxHeight", "type": "integer", "optional": true, "description": "Maximum screenshot height." },
+                    { "name": "everyNthFrame", "type": "integer", "optional": true, "description": "Send every n-th frame." }
                 ],
-                "hidden": true,
-                "handlers": ["browser", "renderer"]
+                "experimental": true
             },
             {
                 "name": "stopScreencast",
                 "description": "Stops sending each frame in the <code>screencastFrame</code>.",
-                "hidden": true,
-                "handlers": ["browser", "renderer"]
+                "experimental": true
             },
             {
                 "name": "screencastFrameAck",
                 "description": "Acknowledges that a screencast frame has been received by the frontend.",
                 "parameters": [
-                    { "name": "frameNumber", "type": "integer", "description": "Frame number." }
+                    { "name": "sessionId", "type": "integer", "description": "Frame number." }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "handleJavaScriptDialog",
@@ -402,35 +465,64 @@
                 "parameters": [
                     { "name": "accept", "type": "boolean", "description": "Whether to accept or dismiss the dialog." },
                     { "name": "promptText", "type": "string", "optional": true, "description": "The text to enter into the dialog prompt before accepting. Used only if this is a prompt dialog." }
+                ]
+            },
+            {
+                "name": "setColorPickerEnabled",
+                "parameters": [
+                    { "name": "enabled", "type": "boolean", "description": "Shows / hides color picker" }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "description": "Shows / hides color picker",
+                "experimental": true
             },
             {
-                "name": "setShowViewportSizeOnResize",
-                "description": "Paints viewport size upon main frame resize.",
+                "name": "configureOverlay",
                 "parameters": [
-                    { "name": "show", "type": "boolean", "description": "Whether to paint size or not." },
-                    { "name": "showGrid", "type": "boolean", "optional": true, "description": "Whether to paint grid as well." }
+                    { "name": "suspended", "type": "boolean", "optional": true, "description": "Whether overlay should be suspended and not consume any resources." },
+                    { "name": "message", "type": "string", "optional": true, "description": "Overlay message to display." }
                 ],
-                "hidden": true
+                "experimental": true,
+                "description": "Configures overlay."
             },
             {
-                "name": "setColorPickerEnabled",
+                "name": "getAppManifest",
+                "experimental": true,
+                "returns": [
+                    { "name": "url", "type": "string", "description": "Manifest location." },
+                    { "name": "errors", "type": "array", "items": { "$ref": "AppManifestError" } },
+                    { "name": "data", "type": "string", "optional": true, "description": "Manifest content." }
+                ]
+            },
+            {
+                "name": "requestAppBanner",
+                "experimental": true
+            },
+            {
+                "name": "setControlNavigations",
                 "parameters": [
-                    { "name": "enabled", "type": "boolean", "description": "Shows / hides color picker" }
+                    { "name": "enabled", "type": "boolean" }
                 ],
-                "description": "Shows / hides color picker",
-                "hidden": true,
-                "handlers": ["browser"]
+                "description": "Toggles navigation throttling which allows programatic control over navigation and redirect response.",
+                "experimental": true
             },
             {
-                "name": "setOverlayMessage",
+                "name": "processNavigation",
                 "parameters": [
-                    { "name": "message", "type": "string", "optional": true, "description": "Overlay message to display when paused in debugger." }
+                    { "name": "response", "$ref": "NavigationResponse" },
+                    { "name": "navigationId", "type": "integer" }
                 ],
-                "hidden": true,
-                "description": "Sets overlay message."
+                "description": "Should be sent in response to a navigationRequested or a redirectRequested event, telling the browser how to handle the navigation.",
+                "experimental": true
+            },
+            {
+                "name": "getLayoutMetrics",
+                "description": "Returns metrics relating to the layouting of the page, such as viewport bounds/scale.",
+                "experimental": true,
+                "returns": [
+                    { "name": "layoutViewport", "$ref": "LayoutViewport", "description": "Metrics relating to the layout viewport." },
+                    { "name": "visualViewport", "$ref": "VisualViewport", "description": "Metrics relating to the visual viewport." },
+                    { "name": "contentSize", "$ref": "DOM.Rect", "description": "Size of scrollable area."}
+                ]
             }
         ],
         "events": [
@@ -474,7 +566,7 @@
                 "parameters": [
                     { "name": "frameId", "$ref": "FrameId", "description": "Id of the frame that has started loading." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "frameStoppedLoading",
@@ -482,7 +574,7 @@
                 "parameters": [
                     { "name": "frameId", "$ref": "FrameId", "description": "Id of the frame that has stopped loading." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "frameScheduledNavigation",
@@ -491,7 +583,7 @@
                     { "name": "frameId", "$ref": "FrameId", "description": "Id of the frame that has scheduled a navigation." },
                     { "name": "delay", "type": "number", "description": "Delay (in seconds) until the navigation is scheduled to begin. The navigation is not guaranteed to start." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "frameClearedScheduledNavigation",
@@ -499,24 +591,26 @@
                 "parameters": [
                     { "name": "frameId", "$ref": "FrameId", "description": "Id of the frame that has cleared its scheduled navigation." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "frameResized",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "javascriptDialogOpening",
                 "description": "Fired when a JavaScript initiated dialog (alert, confirm, prompt, or onbeforeunload) is about to open.",
                 "parameters": [
-                    { "name": "message", "type": "string", "description": "Message that will be displayed by the dialog." }
-                ],
-                "hidden": true
+                    { "name": "message", "type": "string", "description": "Message that will be displayed by the dialog." },
+                    { "name": "type", "$ref": "DialogType", "description": "Dialog type." }
+                ]
             },
             {
                 "name": "javascriptDialogClosed",
                 "description": "Fired when a JavaScript initiated dialog (alert, confirm, prompt, or onbeforeunload) has been closed.",
-                "hidden": true
+                "parameters": [
+                    { "name": "result", "type": "boolean", "description": "Whether dialog was confirmed." }
+                ]
             },
             {
                 "name": "screencastFrame",
@@ -524,10 +618,9 @@
                 "parameters": [
                     { "name": "data", "type": "string", "description": "Base64-encoded compressed image." },
                     { "name": "metadata", "$ref": "ScreencastFrameMetadata", "description": "Screencast frame metadata."},
-                    { "name": "frameNumber", "type": "integer", "optional": true, "description": "Frame number."}
+                    { "name": "sessionId", "type": "integer", "description": "Frame number."}
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "screencastVisibilityChanged",
@@ -535,8 +628,7 @@
                 "parameters": [
                     { "name": "visible", "type": "boolean", "description": "True if the page is visible." }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "colorPicked",
@@ -544,27 +636,32 @@
                 "parameters": [
                     { "name": "color", "$ref": "DOM.RGBA", "description": "RGBA of the picked color." }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "interstitialShown",
-                "description": "Fired when interstitial page was shown",
-                "hidden": true,
-                "handlers": ["browser"]
+                "description": "Fired when interstitial page was shown"
             },
             {
                 "name": "interstitialHidden",
-                "description": "Fired when interstitial page was hidden",
-                "hidden": true,
-                "handlers": ["browser"]
+                "description": "Fired when interstitial page was hidden"
+            },
+            {
+                "name": "navigationRequested",
+                "description": "Fired when a navigation is started if navigation throttles are enabled.  The navigation will be deferred until processNavigation is called.",
+                "parameters": [
+                    { "name": "isInMainFrame", "type": "boolean", "description": "Whether the navigation is taking place in the main frame or in a subframe." },
+                    { "name": "isRedirect", "type": "boolean", "description": "Whether the navigation has encountered a server redirect or not." },
+                    { "name": "navigationId", "type": "integer" },
+                    { "name": "url", "type": "string", "description": "URL of requested navigation." }
+                ]
             }
         ]
     },
     {
         "domain": "Rendering",
         "description": "This domain allows to control rendering of the page.",
-        "hidden": true,
+        "experimental": true,
         "commands": [
             {
                 "name": "setShowPaintRects",
@@ -588,17 +685,17 @@
                 ]
             },
             {
-                "name": "setContinuousPaintingEnabled",
-                "description": "Requests that backend enables continuous painting",
+                "name": "setShowScrollBottleneckRects",
+                "description": "Requests that backend shows scroll bottleneck rects",
                 "parameters": [
-                    { "name": "enabled", "type": "boolean", "description": "True for enabling cointinuous painting" }
+                    { "name": "show", "type": "boolean", "description": "True for showing scroll bottleneck rects" }
                 ]
             },
             {
-                "name": "setShowScrollBottleneckRects",
-                "description": "Requests that backend shows scroll bottleneck rects",
+                "name": "setShowViewportSizeOnResize",
+                "description": "Paints viewport size upon main frame resize.",
                 "parameters": [
-                    { "name": "show", "type": "boolean", "description": "True for showing scroll bottleneck rects" }
+                    { "name": "show", "type": "boolean", "description": "Whether to paint size or not." }
                 ]
             }
         ]
@@ -606,21 +703,27 @@
     {
         "domain": "Emulation",
         "description": "This domain emulates different environments for the page.",
-        "hidden": true,
+        "dependencies": ["DOM"],
         "types": [
             {
-                "id": "Viewport",
+                "id": "ScreenOrientation",
                 "type": "object",
-                "description": "Visible page viewport",
+                "description": "Screen orientation.",
                 "properties": [
-                    { "name": "scrollX", "type": "number", "description": "X scroll offset in CSS pixels." },
-                    { "name": "scrollY", "type": "number", "description": "Y scroll offset in CSS pixels." },
-                    { "name": "contentsWidth", "type": "number", "description": "Contents width in CSS pixels." },
-                    { "name": "contentsHeight", "type": "number", "description": "Contents height in CSS pixels." },
-                    { "name": "pageScaleFactor", "type": "number", "description": "Page scale factor." },
-                    { "name": "minimumPageScaleFactor", "type": "number", "description": "Minimum page scale factor." },
-                    { "name": "maximumPageScaleFactor", "type": "number", "description": "Maximum page scale factor." }
+                    { "name": "type",  "type": "string", "enum": ["portraitPrimary", "portraitSecondary", "landscapePrimary", "landscapeSecondary"], "description": "Orientation type." },
+                    { "name": "angle",  "type": "integer", "description": "Orientation angle." }
                 ]
+            },
+            {
+                "id": "VirtualTimePolicy",
+                "type": "string",
+                "enum": [
+                    "advance",
+                    "pause",
+                    "pauseIfNetworkFetchesPending"
+                ],
+                "experimental": true,
+                "description": "advance: If the scheduler runs out of immediate work, the virtual time base may fast forward to allow the next delayed task (if any) to run; pause: The virtual time base may not advance; pauseIfNetworkFetchesPending: The virtual time base may not advance if there are any pending resource fetches."
             }
         ],
         "commands": [
@@ -633,31 +736,61 @@
                     { "name": "deviceScaleFactor", "type": "number", "description": "Overriding device scale factor value. 0 disables the override." },
                     { "name": "mobile", "type": "boolean", "description": "Whether to emulate mobile device. This includes viewport meta tag, overlay scrollbars, text autosizing and more." },
                     { "name": "fitWindow", "type": "boolean", "description": "Whether a view that exceeds the available browser window area should be scaled down to fit." },
-                    { "name": "scale", "type": "number", "optional": true, "description": "Scale to apply to resulting view image. Ignored in |fitWindow| mode." },
-                    { "name": "offsetX", "type": "number", "optional": true, "description": "X offset to shift resulting view image by. Ignored in |fitWindow| mode." },
-                    { "name": "offsetY", "type": "number", "optional": true, "description": "Y offset to shift resulting view image by. Ignored in |fitWindow| mode." }
-                ],
-                "handlers": ["browser"]
+                    { "name": "scale", "type": "number", "optional": true, "experimental": true, "description": "Scale to apply to resulting view image. Ignored in |fitWindow| mode." },
+                    { "name": "offsetX", "type": "number", "optional": true, "deprecated": true, "experimental": true, "description": "Not used." },
+                    { "name": "offsetY", "type": "number", "optional": true, "deprecated": true, "experimental": true, "description": "Not used." },
+                    { "name": "screenWidth", "type": "integer", "optional": true, "experimental": true, "description": "Overriding screen width value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "screenHeight", "type": "integer", "optional": true, "experimental": true, "description": "Overriding screen height value in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "positionX", "type": "integer", "optional": true, "experimental": true, "description": "Overriding view X position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "positionY", "type": "integer", "optional": true, "experimental": true, "description": "Overriding view Y position on screen in pixels (minimum 0, maximum 10000000). Only used for |mobile==true|." },
+                    { "name": "screenOrientation", "$ref": "ScreenOrientation", "optional": true, "description": "Screen orientation override." }
+                ]
             },
             {
                 "name": "clearDeviceMetricsOverride",
-                "description": "Clears the overriden device metrics.",
-                "handlers": ["browser"]
+                "description": "Clears the overriden device metrics."
+            },
+            {
+                "name": "forceViewport",
+                "description": "Overrides the visible area of the page. The change is hidden from the page, i.e. the observable scroll position and page scale does not change. In effect, the command moves the specified area of the page into the top-left corner of the frame.",
+                "experimental": true,
+                "parameters": [
+                    { "name": "x", "type": "number", "description": "X coordinate of top-left corner of the area (CSS pixels)." },
+                    { "name": "y", "type": "number", "description": "Y coordinate of top-left corner of the area (CSS pixels)." },
+                    { "name": "scale", "type": "number", "description": "Scale to apply to the area (relative to a page scale of 1.0)." }
+                ]
+            },
+            {
+                "name": "resetViewport",
+                "description": "Resets the visible area of the page to the original viewport, undoing any effects of the <code>forceViewport</code> command.",
+                "experimental": true
             },
             {
-                "name": "resetScrollAndPageScaleFactor",
-                "description": "Requests that scroll offsets and page scale factor are reset to initial values."
+                "name": "resetPageScaleFactor",
+                "experimental": true,
+                "description": "Requests that page scale factor is reset to initial values."
             },
             {
                 "name": "setPageScaleFactor",
                 "description": "Sets a specified page scale factor.",
+                "experimental": true,
                 "parameters": [
                     { "name": "pageScaleFactor", "type": "number", "description": "Page scale factor." }
                 ]
             },
+            {
+                "name": "setVisibleSize",
+                "description": "Resizes the frame/viewport of the page. Note that this does not affect the frame's container (e.g. browser window). Can be used to produce screenshots of the specified size. Not supported on Android.",
+                "experimental": true,
+                "parameters": [
+                    { "name": "width", "type": "integer", "description": "Frame width (DIP)." },
+                    { "name": "height", "type": "integer", "description": "Frame height (DIP)." }
+                ]
+            },
             {
                 "name": "setScriptExecutionDisabled",
                 "description": "Switches script execution in the page.",
+                "experimental": true,
                 "parameters": [
                     { "name": "value", "type": "boolean", "description": "Whether script execution should be disabled in the page." }
                 ]
@@ -665,17 +798,17 @@
             {
                 "name": "setGeolocationOverride",
                 "description": "Overrides the Geolocation Position or Error. Omitting any of the parameters emulates position unavailable.",
+                "experimental": true,
                 "parameters": [
                     { "name": "latitude", "type": "number", "optional": true, "description": "Mock latitude"},
                     { "name": "longitude", "type": "number", "optional": true, "description": "Mock longitude"},
                     { "name": "accuracy", "type": "number", "optional": true, "description": "Mock accuracy"}
-                ],
-                "handlers": ["browser"]
+                ]
             },
             {
                 "name": "clearGeolocationOverride",
                 "description": "Clears the overriden Geolocation Position and Error.",
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "setTouchEmulationEnabled",
@@ -683,8 +816,7 @@
                     { "name": "enabled", "type": "boolean", "description": "Whether the touch event emulation should be enabled." },
                     { "name": "configuration", "type": "string", "enum": ["mobile", "desktop"], "optional": true, "description": "Touch/gesture events configuration. Default: current platform." }
                 ],
-                "description": "Toggles mouse event-based touch event emulation.",
-                "handlers": ["browser", "renderer"]
+                "description": "Toggles mouse event-based touch event emulation."
             },
             {
                 "name": "setEmulatedMedia",
@@ -693,484 +825,278 @@
                 ],
                 "description": "Emulates the given media for CSS media queries."
             },
+            {
+                "name": "setCPUThrottlingRate",
+                "parameters": [
+                    { "name": "rate", "type": "number", "description": "Throttling rate as a slowdown factor (1 is no throttle, 2 is 2x slowdown, etc)." }
+                ],
+                "experimental": true,
+                "description": "Enables CPU throttling to emulate slow CPUs."
+            },
             {
                 "name": "canEmulate",
                 "description": "Tells whether emulation is supported.",
                 "returns": [
                     { "name": "result", "type": "boolean", "description": "True if emulation is supported." }
                 ],
-                "handlers": ["browser"]
+                "experimental": true
+            },
+            {
+                "name": "setVirtualTimePolicy",
+                "description": "Turns on virtual time for all frames (replacing real-time with a synthetic time source) and sets the current virtual time policy.  Note this supersedes any previous time budget.",
+                "parameters": [
+                    { "name": "policy", "$ref": "VirtualTimePolicy" },
+                    { "name": "budget", "type": "integer", "optional": true, "description": "If set, after this many virtual milliseconds have elapsed virtual time will be paused and a virtualTimeBudgetExpired event is sent." }
+                ],
+                "experimental": true
+            },
+            {
+                "name": "setDefaultBackgroundColorOverride",
+                "description": "Sets or clears an override of the default background color of the frame. This override is used if the content does not specify one.",
+                "parameters": [
+                    { "name": "color", "$ref": "DOM.RGBA", "optional": true, "description": "RGBA of the default background color. If not specified, any existing override will be cleared." }
+                ],
+                "experimental": true
             }
         ],
         "events": [
             {
-                "name": "viewportChanged",
-                "description": "Fired when a visible page viewport has changed. Only fired when device metrics are overridden.",
-                "parameters": [
-                    { "name": "viewport", "$ref": "Viewport", "description": "Viewport description." }
-                ]
+                "name": "virtualTimeBudgetExpired",
+                "experimental": true,
+                "description": "Notification sent after the virual time budget for the current VirtualTimePolicy has run out."
             }
         ]
     },
     {
-        "domain": "Runtime",
-        "description": "Runtime domain exposes JavaScript runtime by means of remote evaluation and mirror objects. Evaluation results are returned as mirror object that expose object type, string representation and unique identifier that can be used for further object reference. Original objects are maintained in memory unless they are either explicitly released or are released along with the other objects in their object group.",
+        "domain": "Security",
+        "description": "Security",
+        "experimental": true,
         "types": [
             {
-                "id": "RemoteObjectId",
+                "id": "CertificateId",
+                "type": "integer",
+                "description": "An internal certificate ID value."
+            },
+            {
+                "id": "SecurityState",
                 "type": "string",
-                "description": "Unique object identifier."
+                "enum": ["unknown", "neutral", "insecure", "warning", "secure", "info"],
+                "description": "The security level of a page or resource."
             },
             {
-                "id": "RemoteObject",
+                "id": "SecurityStateExplanation",
                 "type": "object",
-                "description": "Mirror object referencing original JavaScript object.",
                 "properties": [
-                    { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
-                    { "name": "className", "type": "string", "optional": true, "description": "Object class (constructor) name. Specified for <code>object</code> type values only." },
-                    { "name": "value", "type": "any", "optional": true, "description": "Remote object value in case of primitive values or JSON values (if it was requested), or description string if the value can not be JSON-stringified (like NaN, Infinity, -Infinity, -0)." },
-                    { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
-                    { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Unique object identifier (for non-primitive values)." },
-                    { "name": "preview", "$ref": "ObjectPreview", "optional": true, "description": "Preview containing abbreviated property values. Specified for <code>object</code> type values only.", "hidden": true },
-                    { "name": "customPreview", "$ref": "CustomPreview", "optional": true, "hidden": true}
-                ]
+                    { "name": "securityState", "$ref": "SecurityState", "description": "Security state representing the severity of the factor being explained." },
+                    { "name": "summary", "type": "string", "description": "Short phrase describing the type of factor." },
+                    { "name": "description", "type": "string", "description": "Full text explanation of the factor." },
+                    { "name": "hasCertificate", "type": "boolean", "description": "True if the page has a certificate." }
+                ],
+                "description": "An explanation of an factor contributing to the security state."
             },
-            {   "id": "CustomPreview",
+            {
+                "id": "InsecureContentStatus",
                 "type": "object",
-                "hidden": true,
                 "properties": [
-                    { "name": "header", "type": "string"},
-                    { "name": "hasBody", "type": "boolean"},
-                    {"name": "formatterObjectId", "$ref": "RemoteObjectId"},
-                    {"name": "configObjectId", "$ref": "RemoteObjectId", "optional": true}
+                    { "name": "ranMixedContent", "type": "boolean", "description": "True if the page was loaded over HTTPS and ran mixed (HTTP) content such as scripts." },
+                    { "name": "displayedMixedContent", "type": "boolean", "description": "True if the page was loaded over HTTPS and displayed mixed (HTTP) content such as images." },
+                    { "name": "ranContentWithCertErrors", "type": "boolean", "description": "True if the page was loaded over HTTPS without certificate errors, and ran content such as scripts that were loaded with certificate errors." },
+                    { "name": "displayedContentWithCertErrors", "type": "boolean", "description": "True if the page was loaded over HTTPS without certificate errors, and displayed content such as images that were loaded with certificate errors." },
+                    { "name": "ranInsecureContentStyle", "$ref": "SecurityState", "description": "Security state representing a page that ran insecure content." },
+                    { "name": "displayedInsecureContentStyle", "$ref": "SecurityState", "description": "Security state representing a page that displayed insecure content." }
+                ],
+                "description": "Information about insecure content on the page."
+            }
+        ],
+        "commands": [
+            {
+                "name": "enable",
+                "description": "Enables tracking security state changes."
+            },
+            {
+                "name": "disable",
+                "description": "Disables tracking security state changes."
+            },
+            {
+                "name": "showCertificateViewer",
+                "description": "Displays native dialog with the certificate details."
+            }
+        ],
+        "events": [
+            {
+                "name": "securityStateChanged",
+                "description": "The security state of the page changed.",
+                "parameters": [
+                    { "name": "securityState", "$ref": "SecurityState", "description": "Security state." },
+                    { "name": "schemeIsCryptographic", "type": "boolean", "description": "True if the page was loaded over cryptographic transport such as HTTPS." },
+                    { "name": "explanations", "type": "array", "items": { "$ref": "SecurityStateExplanation" }, "description": "List of explanations for the security state. If the overall security state is `insecure` or `warning`, at least one corresponding explanation should be included." },
+                    { "name": "insecureContentStatus", "$ref": "InsecureContentStatus", "description": "Information about insecure content on the page." },
+                    { "name": "summary", "type": "string", "description": "Overrides user-visible description of the state.", "optional": true }
                 ]
+            }
+        ]
+    },
+    {
+        "domain": "Network",
+        "description": "Network domain allows tracking network activities of the page. It exposes information about http, file, data and other requests and responses, their headers, bodies, timing, etc.",
+        "dependencies": ["Runtime", "Security"],
+        "types": [
+            {
+                "id": "LoaderId",
+                "type": "string",
+                "description": "Unique loader identifier."
+            },
+            {
+                "id": "RequestId",
+                "type": "string",
+                "description": "Unique request identifier."
+            },
+            {
+                "id": "Timestamp",
+                "type": "number",
+                "description": "Number of seconds since epoch."
             },
             {
-                "id": "ObjectPreview",
+                "id": "Headers",
                 "type": "object",
-                "hidden": true,
-                "description": "Object containing abbreviated remote object value.",
-                "properties": [
-                    { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
-                    { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
-                    { "name": "lossless", "type": "boolean", "description": "Determines whether preview is lossless (contains all information of the original object)." },
-                    { "name": "overflow", "type": "boolean", "description": "True iff some of the properties or entries of the original object did not fit." },
-                    { "name": "properties", "type": "array", "items": { "$ref": "PropertyPreview" }, "description": "List of the properties." },
-                    { "name": "entries", "type": "array", "items": { "$ref": "EntryPreview" }, "optional": true, "description": "List of the entries. Specified for <code>map</code> and <code>set</code> subtype values only." }
-                ]
+                "description": "Request / response headers as keys / values of JSON object."
             },
             {
-                "id": "PropertyPreview",
+                "id": "ConnectionType",
+                "type": "string",
+                "enum": ["none", "cellular2g", "cellular3g", "cellular4g", "bluetooth", "ethernet", "wifi", "wimax", "other"],
+                "description": "Loading priority of a resource request."
+            },
+            {
+                "id": "CookieSameSite",
+                "type": "string",
+                "enum": ["Strict", "Lax"],
+                "description": "Represents the cookie's 'SameSite' status: https://tools.ietf.org/html/draft-west-first-party-cookies"
+            },
+            {
+                "id": "ResourceTiming",
                 "type": "object",
-                "hidden": true,
+                "description": "Timing information for the request.",
                 "properties": [
-                    { "name": "name", "type": "string", "description": "Property name." },
-                    { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol", "accessor"], "description": "Object type. Accessor means that the property itself is an accessor property." },
-                    { "name": "value", "type": "string", "optional": true, "description": "User-friendly property value string." },
-                    { "name": "valuePreview", "$ref": "ObjectPreview", "optional": true, "description": "Nested value preview." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." }
+                    { "name": "requestTime", "type": "number", "description": "Timing's requestTime is a baseline in seconds, while the other numbers are ticks in milliseconds relatively to this requestTime." },
+                    { "name": "proxyStart", "type": "number", "description": "Started resolving proxy." },
+                    { "name": "proxyEnd", "type": "number", "description": "Finished resolving proxy." },
+                    { "name": "dnsStart", "type": "number", "description": "Started DNS address resolve." },
+                    { "name": "dnsEnd", "type": "number", "description": "Finished DNS address resolve." },
+                    { "name": "connectStart", "type": "number", "description": "Started connecting to the remote host." },
+                    { "name": "connectEnd", "type": "number", "description": "Connected to the remote host." },
+                    { "name": "sslStart", "type": "number", "description": "Started SSL handshake." },
+                    { "name": "sslEnd", "type": "number", "description": "Finished SSL handshake." },
+                    { "name": "workerStart", "type": "number", "description": "Started running ServiceWorker.", "experimental": true },
+                    { "name": "workerReady", "type": "number", "description": "Finished Starting ServiceWorker.", "experimental": true },
+                    { "name": "sendStart", "type": "number", "description": "Started sending request." },
+                    { "name": "sendEnd", "type": "number", "description": "Finished sending request." },
+                    { "name": "pushStart", "type": "number", "description": "Time the server started pushing request.", "experimental": true },
+                    { "name": "pushEnd", "type": "number", "description": "Time the server finished pushing request.", "experimental": true },
+                    { "name": "receiveHeadersEnd", "type": "number", "description": "Finished receiving response headers." }
                 ]
             },
             {
-                "id": "EntryPreview",
+                "id": "ResourcePriority",
+                "type": "string",
+                "enum": ["VeryLow", "Low", "Medium", "High", "VeryHigh"],
+                "description": "Loading priority of a resource request."
+            },
+            {
+                "id": "Request",
                 "type": "object",
-                "hidden": true,
+                "description": "HTTP request data.",
                 "properties": [
-                    { "name": "key", "$ref": "ObjectPreview", "optional": true, "description": "Preview of the key. Specified for map-like collection entries." },
-                    { "name": "value", "$ref": "ObjectPreview", "description": "Preview of the value." }
+                    { "name": "url", "type": "string", "description": "Request URL." },
+                    { "name": "method", "type": "string", "description": "HTTP request method." },
+                    { "name": "headers", "$ref": "Headers", "description": "HTTP request headers." },
+                    { "name": "postData", "type": "string", "optional": true, "description": "HTTP POST request data." },
+                    { "name": "mixedContentType", "optional": true, "type": "string", "enum": ["blockable", "optionally-blockable", "none"], "description": "The mixed content status of the request, as defined in http://www.w3.org/TR/mixed-content/" },
+                    { "name": "initialPriority", "$ref": "ResourcePriority", "description": "Priority of the resource request at the time request is sent."},
+                    { "name": "referrerPolicy", "type": "string", "enum": [ "unsafe-url", "no-referrer-when-downgrade", "no-referrer", "origin", "origin-when-cross-origin", "no-referrer-when-downgrade-origin-when-cross-origin" ], "description": "The referrer policy of the request, as defined in https://www.w3.org/TR/referrer-policy/" }
                 ]
             },
             {
-                "id": "PropertyDescriptor",
-                "type": "object",
-                "description": "Object property descriptor.",
+                "id": "SignedCertificateTimestamp",
+                "type" : "object",
+                "description": "Details of a signed certificate timestamp (SCT).",
                 "properties": [
-                    { "name": "name", "type": "string", "description": "Property name or symbol description." },
-                    { "name": "value", "$ref": "RemoteObject", "optional": true, "description": "The value associated with the property." },
-                    { "name": "writable", "type": "boolean", "optional": true, "description": "True if the value associated with the property may be changed (data descriptors only)." },
-                    { "name": "get", "$ref": "RemoteObject", "optional": true, "description": "A function which serves as a getter for the property, or <code>undefined</code> if there is no getter (accessor descriptors only)." },
-                    { "name": "set", "$ref": "RemoteObject", "optional": true, "description": "A function which serves as a setter for the property, or <code>undefined</code> if there is no setter (accessor descriptors only)." },
-                    { "name": "configurable", "type": "boolean", "description": "True if the type of this property descriptor may be changed and if the property may be deleted from the corresponding object." },
-                    { "name": "enumerable", "type": "boolean", "description": "True if this property shows up during enumeration of the properties on the corresponding object." },
-                    { "name": "wasThrown", "type": "boolean", "optional": true, "description": "True if the result was thrown during the evaluation." },
-                    { "name": "isOwn", "optional": true, "type": "boolean", "description": "True if the property is owned for the object.", "hidden": true },
-                    { "name": "symbol", "$ref": "RemoteObject", "optional": true, "description": "Property symbol object, if the property is of the <code>symbol</code> type.", "hidden": true }
+                    { "name": "status", "type": "string", "description": "Validation status." },
+                    { "name": "origin", "type": "string", "description": "Origin." },
+                    { "name": "logDescription", "type": "string", "description": "Log name / description." },
+                    { "name": "logId", "type": "string", "description": "Log ID." },
+                    { "name": "timestamp", "$ref": "Timestamp", "description": "Issuance date." },
+                    { "name": "hashAlgorithm", "type": "string", "description": "Hash algorithm." },
+                    { "name": "signatureAlgorithm", "type": "string", "description": "Signature algorithm." },
+                    { "name": "signatureData", "type": "string", "description": "Signature data." }
                 ]
             },
             {
-                "id": "EventListener",
+                "id": "SecurityDetails",
                 "type": "object",
-                "description": "Object event listener.",
+                "description": "Security details about a request.",
                 "properties": [
-                    { "name": "type", "type": "string", "description": "<code>EventListener</code>'s type." },
-                    { "name": "useCapture", "type": "boolean", "description": "<code>EventListener</code>'s useCapture." },
-                    { "name": "location", "$ref": "Debugger.Location", "description": "Handler code location." },
-                    { "name": "handler", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Event handler function value." }
-                ],
-                "hidden": true
+                    { "name": "protocol", "type": "string", "description": "Protocol name (e.g. \"TLS 1.2\" or \"QUIC\")." },
+                    { "name": "keyExchange", "type": "string", "description": "Key Exchange used by the connection, or the empty string if not applicable." },
+                    { "name": "keyExchangeGroup", "type": "string", "optional": true, "description": "(EC)DH group used by the connection, if applicable." },
+                    { "name": "cipher", "type": "string", "description": "Cipher name." },
+                    { "name": "mac", "type": "string", "optional": true, "description": "TLS MAC. Note that AEAD ciphers do not have separate MACs." },
+                    { "name": "certificateId", "$ref": "Security.CertificateId", "description": "Certificate ID value." },
+                    { "name": "subjectName", "type": "string", "description": "Certificate subject name." },
+                    { "name": "sanList", "type": "array", "items": { "type": "string" }, "description": "Subject Alternative Name (SAN) DNS names and IP addresses." },
+                    { "name": "issuer", "type": "string", "description": "Name of the issuing CA." },
+                    { "name": "validFrom", "$ref": "Timestamp", "description": "Certificate valid from date." },
+                    { "name": "validTo", "$ref": "Timestamp", "description": "Certificate valid to (expiration) date" },
+                    { "name": "signedCertificateTimestampList", "type": "array", "items": { "$ref": "SignedCertificateTimestamp" }, "description": "List of signed certificate timestamps (SCTs)." }
+                ]
             },
             {
-                "id": "InternalPropertyDescriptor",
-                "type": "object",
-                "description": "Object internal property descriptor. This property isn't normally visible in JavaScript code.",
-                "properties": [
-                    { "name": "name", "type": "string", "description": "Conventional property name." },
-                    { "name": "value", "$ref": "RemoteObject", "optional": true, "description": "The value associated with the property." }
-                ],
-                "hidden": true
+                "id": "BlockedReason",
+                "type": "string",
+                "description": "The reason why request was blocked.",
+                "enum": ["csp", "mixed-content", "origin", "inspector", "subresource-filter", "other"],
+                "experimental": true
             },
             {
-                "id": "CallArgument",
+                "id": "Response",
                 "type": "object",
-                "description": "Represents function call argument. Either remote object id <code>objectId</code> or primitive <code>value</code> or neither of (for undefined) them should be specified.",
+                "description": "HTTP response data.",
                 "properties": [
-                    { "name": "value", "type": "any", "optional": true, "description": "Primitive value, or description string if the value can not be JSON-stringified (like NaN, Infinity, -Infinity, -0)." },
-                    { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Remote object handle." },
-                    { "name": "type", "optional": true, "hidden": true, "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." }
+                    { "name": "url", "type": "string", "description": "Response URL. This URL can be different from CachedResource.url in case of redirect." },
+                    { "name": "status", "type": "number", "description": "HTTP response status code." },
+                    { "name": "statusText", "type": "string", "description": "HTTP response status text." },
+                    { "name": "headers", "$ref": "Headers", "description": "HTTP response headers." },
+                    { "name": "headersText", "type": "string", "optional": true, "description": "HTTP response headers text." },
+                    { "name": "mimeType", "type": "string", "description": "Resource mimeType as determined by the browser." },
+                    { "name": "requestHeaders", "$ref": "Headers", "optional": true, "description": "Refined HTTP request headers that were actually transmitted over the network." },
+                    { "name": "requestHeadersText", "type": "string", "optional": true, "description": "HTTP request headers text." },
+                    { "name": "connectionReused", "type": "boolean", "description": "Specifies whether physical connection was actually reused for this request." },
+                    { "name": "connectionId", "type": "number", "description": "Physical connection id that was actually used for this request." },
+                    { "name": "remoteIPAddress", "type": "string", "optional": true, "experimental": true, "description": "Remote IP address." },
+                    { "name": "remotePort", "type": "integer", "optional": true, "experimental": true, "description": "Remote port."},
+                    { "name": "fromDiskCache", "type": "boolean", "optional": true, "description": "Specifies that the request was served from the disk cache." },
+                    { "name": "fromServiceWorker", "type": "boolean", "optional": true, "description": "Specifies that the request was served from the ServiceWorker." },
+                    { "name": "encodedDataLength", "type": "number", "optional": false, "description": "Total number of bytes received for this request so far." },
+                    { "name": "timing", "$ref": "ResourceTiming", "optional": true, "description": "Timing information for the given request." },
+                    { "name": "protocol", "type": "string", "optional": true, "description": "Protocol used to fetch this request." },
+                    { "name": "securityState", "$ref": "Security.SecurityState", "description": "Security state of the request resource." },
+                    { "name": "securityDetails", "$ref": "SecurityDetails", "optional": true, "description": "Security details for the request." }
                 ]
             },
             {
-                "id": "ExecutionContextId",
-                "type": "integer",
-                "description": "Id of an execution context."
-            },
-            {
-                "id": "ExecutionContextDescription",
+                "id": "WebSocketRequest",
                 "type": "object",
-                "description": "Description of an isolated world.",
+                "description": "WebSocket request data.",
+                "experimental": true,
                 "properties": [
-                    { "name": "id", "$ref": "ExecutionContextId", "description": "Unique id of the execution context. It can be used to specify in which execution context script evaluation should be performed." },
-                    { "name": "isPageContext", "type": "boolean", "optional": true, "description": "True if this is a context where inpspected web page scripts run. False if it is a content script isolated context.", "hidden": true },
-                    { "name": "origin", "type": "string", "description": "Execution context origin.", "hidden": true},
-                    { "name": "name", "type": "string", "description": "Human readable name describing given context.", "hidden": true},
-                    { "name": "frameId", "type": "string", "description": "Id of the owning frame. May be an empty string if the context is not associated with a frame." }
-                ]
-            }
-        ],
-        "commands": [
-            {
-                "name": "evaluate",
-                "parameters": [
-                    { "name": "expression", "type": "string", "description": "Expression to evaluate." },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." },
-                    { "name": "includeCommandLineAPI", "type": "boolean", "optional": true, "description": "Determines whether Command Line API should be available during the evaluation.", "hidden": true },
-                    { "name": "doNotPauseOnExceptionsAndMuteConsole", "type": "boolean", "optional": true, "description": "Specifies whether evaluation should stop on exceptions and mute console. Overrides setPauseOnException state.", "hidden": true },
-                    { "name": "contextId", "$ref": "ExecutionContextId", "optional": true, "description": "Specifies in which isolated context to perform evaluation. Each content script lives in an isolated context and this parameter may be used to specify one of those contexts. If the parameter is omitted or 0 the evaluation will be performed in the context of the inspected page." },
-                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
-                    { "name": "generatePreview", "type": "boolean", "optional": true, "hidden": true, "description": "Whether preview should be generated for the result." }
-                ],
-                "returns": [
-                    { "name": "result", "$ref": "RemoteObject", "description": "Evaluation result." },
-                    { "name": "wasThrown", "type": "boolean", "optional": true, "description": "True if the result was thrown during the evaluation." },
-                    { "name": "exceptionDetails", "$ref": "Debugger.ExceptionDetails", "optional": true, "hidden": true, "description": "Exception details."}
-                ],
-                "description": "Evaluates expression on global object."
-            },
-            {
-                "name": "callFunctionOn",
-                "parameters": [
-                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to call function on." },
-                    { "name": "functionDeclaration", "type": "string", "description": "Declaration of the function to call." },
-                    { "name": "arguments", "type": "array", "items": { "$ref": "CallArgument", "description": "Call argument." }, "optional": true, "description": "Call arguments. All call arguments must belong to the same JavaScript world as the target object." },
-                    { "name": "doNotPauseOnExceptionsAndMuteConsole", "type": "boolean", "optional": true, "description": "Specifies whether function call should stop on exceptions and mute console. Overrides setPauseOnException state.", "hidden": true },
-                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object which should be sent by value." },
-                    { "name": "generatePreview", "type": "boolean", "optional": true, "hidden": true, "description": "Whether preview should be generated for the result." }
-                ],
-                "returns": [
-                    { "name": "result", "$ref": "RemoteObject", "description": "Call result." },
-                    { "name": "wasThrown", "type": "boolean", "optional": true, "description": "True if the result was thrown during the evaluation." }
-                ],
-                "description": "Calls function with given declaration on the given object. Object group of the result is inherited from the target object."
-            },
-            {
-                "name": "getProperties",
-                "parameters": [
-                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to return properties for." },
-                    { "name": "ownProperties", "optional": true, "type": "boolean", "description": "If true, returns properties belonging only to the element itself, not to its prototype chain." },
-                    { "name": "accessorPropertiesOnly", "optional": true, "type": "boolean", "description": "If true, returns accessor properties (with getter/setter) only; internal properties are not returned either.", "hidden": true },
-                    { "name": "generatePreview", "type": "boolean", "optional": true, "hidden": true, "description": "Whether preview should be generated for the results." }
-                ],
-                "returns": [
-                    { "name": "result", "type": "array", "items": { "$ref": "PropertyDescriptor" }, "description": "Object properties." },
-                    { "name": "internalProperties", "optional": true, "type": "array", "items": { "$ref": "InternalPropertyDescriptor" }, "description": "Internal object properties (only of the element itself).", "hidden": true }
-                ],
-                "description": "Returns properties of a given object. Object group of the result is inherited from the target object."
-            },
-            {
-                "name": "getEventListeners",
-                "hidden": true,
-                "parameters": [
-                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to return listeners for." },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name for handler value. Handler value is not returned without this parameter specified." }
-                ],
-                "returns": [
-                    { "name": "listeners", "type": "array", "items": { "$ref": "EventListener" }, "description": "Array of relevant listeners." }
-                ],
-                "description": "Returns event listeners of the given object."
-            },
-            {
-                "name": "releaseObject",
-                "parameters": [
-                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to release." }
-                ],
-                "description": "Releases remote object with given id."
-            },
-            {
-                "name": "releaseObjectGroup",
-                "parameters": [
-                    { "name": "objectGroup", "type": "string", "description": "Symbolic object group name." }
-                ],
-                "description": "Releases all remote objects that belong to a given group."
-            },
-            {
-                "name": "run",
-                "hidden": true,
-                "description": "Tells inspected instance(worker or page) that it can run in case it was started paused."
-            },
-            {
-                "name": "enable",
-                "description": "Enables reporting of execution contexts creation by means of <code>executionContextCreated</code> event. When the reporting gets enabled the event will be sent immediately for each existing execution context."
-            },
-            {
-                "name": "disable",
-                "hidden": true,
-                "description": "Disables reporting of execution contexts creation."
-            },
-            {
-                "name": "isRunRequired",
-                "returns": [
-                    { "name": "result", "type": "boolean", "description": "True if the Runtime is in paused on start state." }
-                ],
-                "hidden": true
-            },
-            {
-                "name": "setCustomObjectFormatterEnabled",
-                "parameters": [
-                    {
-                        "name": "enabled",
-                        "type": "boolean"
-                    }
-                ],
-                "hidden": true
-            }
-        ],
-        "events": [
-            {
-                "name": "executionContextCreated",
-                "parameters": [
-                    { "name": "context", "$ref": "ExecutionContextDescription", "description": "A newly created execution contex." }
-                ],
-                "description": "Issued when new execution context is created."
-            },
-            {
-                "name": "executionContextDestroyed",
-                "parameters": [
-                    { "name": "executionContextId", "$ref": "ExecutionContextId", "description": "Id of the destroyed context" }
-                ],
-                "description": "Issued when execution context is destroyed."
-            },
-            {
-                "name": "executionContextsCleared",
-                "description": "Issued when all executionContexts were cleared in browser"
-            }
-        ]
-    },
-    {
-        "domain": "Console",
-        "description": "Console domain defines methods and events for interaction with the JavaScript console. Console collects messages created by means of the <a href='http://getfirebug.com/wiki/index.php/Console_API'>JavaScript Console API</a>. One needs to enable this domain using <code>enable</code> command in order to start receiving the console messages. Browser collects messages issued while console domain is not enabled as well and reports them using <code>messageAdded</code> notification upon enabling.",
-        "types": [
-            {
-                "id": "Timestamp",
-                "type": "number",
-                "description": "Number of seconds since epoch.",
-                "hidden": true
-            },
-            {
-                "id": "ConsoleMessage",
-                "type": "object",
-                "description": "Console message.",
-                "properties": [
-                    { "name": "source", "type": "string", "enum": ["xml", "javascript", "network", "console-api", "storage", "appcache", "rendering", "css", "security", "other", "deprecation"], "description": "Message source." },
-                    { "name": "level", "type": "string", "enum": ["log", "warning", "error", "debug", "info"], "description": "Message severity." },
-                    { "name": "text", "type": "string", "description": "Message text." },
-                    { "name": "type", "type": "string", "optional": true, "enum": ["log", "dir", "dirxml", "table", "trace", "clear", "startGroup", "startGroupCollapsed", "endGroup", "assert", "profile", "profileEnd"], "description": "Console message type." },
-                    { "name": "scriptId", "type": "string", "optional": true, "description": "Script ID of the message origin." },
-                    { "name": "url", "type": "string", "optional": true, "description": "URL of the message origin." },
-                    { "name": "line", "type": "integer", "optional": true, "description": "Line number in the resource that generated this message." },
-                    { "name": "column", "type": "integer", "optional": true, "description": "Column number in the resource that generated this message." },
-                    { "name": "repeatCount", "type": "integer", "optional": true, "description": "Repeat count for repeated messages." },
-                    { "name": "parameters", "type": "array", "items": { "$ref": "Runtime.RemoteObject" }, "optional": true, "description": "Message parameters in case of the formatted message." },
-                    { "name": "stackTrace", "$ref": "StackTrace", "optional": true, "description": "JavaScript stack trace for assertions and error messages." },
-                    { "name": "asyncStackTrace", "$ref": "AsyncStackTrace", "optional": true, "description": "Asynchronous JavaScript stack trace that preceded this message, if available.", "hidden": true },
-                    { "name": "networkRequestId", "$ref": "Network.RequestId", "optional": true, "description": "Identifier of the network request associated with this message." },
-                    { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp, when this message was fired.", "hidden": true },
-                    { "name": "executionContextId", "$ref": "Runtime.ExecutionContextId", "optional": true, "description": "Identifier of the context where this message was created", "hidden": true }
-                ]
-            },
-            {
-                "id": "CallFrame",
-                "type": "object",
-                "description": "Stack entry for console errors and assertions.",
-                "properties": [
-                    { "name": "functionName", "type": "string", "description": "JavaScript function name." },
-                    { "name": "scriptId", "type": "string", "description": "JavaScript script id." },
-                    { "name": "url", "type": "string", "description": "JavaScript script name or url." },
-                    { "name": "lineNumber", "type": "integer", "description": "JavaScript script line number." },
-                    { "name": "columnNumber", "type": "integer", "description": "JavaScript script column number." }
-                ]
-            },
-            {
-                "id": "StackTrace",
-                "type": "array",
-                "items": { "$ref": "CallFrame" },
-                "description": "Call frames for assertions or error messages."
-            },
-            {
-                "id": "AsyncStackTrace",
-                "type": "object",
-                "properties": [
-                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "Call frames of the stack trace." },
-                    { "name": "description", "type": "string", "optional": true, "description": "String label of this stack trace. For async traces this may be a name of the function that initiated the async call." },
-                    { "name": "asyncStackTrace", "$ref": "AsyncStackTrace", "optional": true, "description": "Next asynchronous stack trace, if any." }
-                ],
-                "description": "Asynchronous JavaScript call stack.",
-                "hidden": true
-            }
-        ],
-        "commands": [
-            {
-                "name": "enable",
-                "description": "Enables console domain, sends the messages collected so far to the client by means of the <code>messageAdded</code> notification."
-            },
-            {
-                "name": "disable",
-                "description": "Disables console domain, prevents further console messages from being reported to the client."
-            },
-            {
-                "name": "clearMessages",
-                "description": "Clears console messages collected in the browser."
-            }
-        ],
-        "events": [
-            {
-                "name": "messageAdded",
-                "parameters": [
-                    { "name": "message", "$ref": "ConsoleMessage", "description": "Console message that has been added." }
-                ],
-                "description": "Issued when new console message is added."
-            },
-            {
-                "name": "messageRepeatCountUpdated",
-                "parameters": [
-                    { "name": "count", "type": "integer", "description": "New repeat count value." },
-                    { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp of most recent message in batch.", "hidden": true }
-                ],
-                "description": "Is not issued. Will be gone in the future versions of the protocol.",
-                "deprecated": true
-            },
-            {
-                "name": "messagesCleared",
-                "description": "Issued when console is cleared. This happens either upon <code>clearMessages</code> command or after page navigation."
-            }
-        ]
-    },
-    {
-        "domain": "Network",
-        "description": "Network domain allows tracking network activities of the page. It exposes information about http, file, data and other requests and responses, their headers, bodies, timing, etc.",
-        "types": [
-            {
-                "id": "LoaderId",
-                "type": "string",
-                "description": "Unique loader identifier."
-            },
-            {
-                "id": "RequestId",
-                "type": "string",
-                "description": "Unique request identifier."
-            },
-            {
-                "id": "Timestamp",
-                "type": "number",
-                "description": "Number of seconds since epoch."
-            },
-            {
-                "id": "Headers",
-                "type": "object",
-                "description": "Request / response headers as keys / values of JSON object."
-            },
-            {
-                "id": "ResourceTiming",
-                "type": "object",
-                "description": "Timing information for the request.",
-                "properties": [
-                    { "name": "requestTime", "type": "number", "description": "Timing's requestTime is a baseline in seconds, while the other numbers are ticks in milliseconds relatively to this requestTime." },
-                    { "name": "proxyStart", "type": "number", "description": "Started resolving proxy." },
-                    { "name": "proxyEnd", "type": "number", "description": "Finished resolving proxy." },
-                    { "name": "dnsStart", "type": "number", "description": "Started DNS address resolve." },
-                    { "name": "dnsEnd", "type": "number", "description": "Finished DNS address resolve." },
-                    { "name": "connectStart", "type": "number", "description": "Started connecting to the remote host." },
-                    { "name": "connectEnd", "type": "number", "description": "Connected to the remote host." },
-                    { "name": "sslStart", "type": "number", "description": "Started SSL handshake." },
-                    { "name": "sslEnd", "type": "number", "description": "Finished SSL handshake." },
-                    { "name": "serviceWorkerFetchStart", "type": "number", "description": "Started fetching via ServiceWorker.", "hidden": true },
-                    { "name": "serviceWorkerFetchReady", "type": "number", "description": "Prepared a ServiceWorker.", "hidden": true },
-                    { "name": "serviceWorkerFetchEnd", "type": "number", "description": "Finished fetching via ServiceWorker.", "hidden": true },
-                    { "name": "sendStart", "type": "number", "description": "Started sending request." },
-                    { "name": "sendEnd", "type": "number", "description": "Finished sending request." },
-                    { "name": "receiveHeadersEnd", "type": "number", "description": "Finished receiving response headers." }
-                ]
-            },
-            {
-                "id": "Request",
-                "type": "object",
-                "description": "HTTP request data.",
-                "properties": [
-                    { "name": "url", "type": "string", "description": "Request URL." },
-                    { "name": "method", "type": "string", "description": "HTTP request method." },
-                    { "name": "headers", "$ref": "Headers", "description": "HTTP request headers." },
-                    { "name": "postData", "type": "string", "optional": true, "description": "HTTP POST request data." }
-                ]
-            },
-            {
-                "id": "Response",
-                "type": "object",
-                "description": "HTTP response data.",
-                "properties": [
-                    { "name": "url", "type": "string", "description": "Response URL. This URL can be different from CachedResource.url in case of redirect." },
-                    { "name": "status", "type": "number", "description": "HTTP response status code." },
-                    { "name": "statusText", "type": "string", "description": "HTTP response status text." },
-                    { "name": "headers", "$ref": "Headers", "description": "HTTP response headers." },
-                    { "name": "headersText", "type": "string", "optional": true, "description": "HTTP response headers text." },
-                    { "name": "mimeType", "type": "string", "description": "Resource mimeType as determined by the browser." },
-                    { "name": "requestHeaders", "$ref": "Headers", "optional": true, "description": "Refined HTTP request headers that were actually transmitted over the network." },
-                    { "name": "requestHeadersText", "type": "string", "optional": true, "description": "HTTP request headers text." },
-                    { "name": "connectionReused", "type": "boolean", "description": "Specifies whether physical connection was actually reused for this request." },
-                    { "name": "connectionId", "type": "number", "description": "Physical connection id that was actually used for this request." },
-                    { "name": "remoteIPAddress", "type": "string", "optional": true, "hidden": true, "description": "Remote IP address." },
-                    { "name": "remotePort", "type": "integer", "optional": true, "hidden": true, "description": "Remote port."},
-                    { "name": "fromDiskCache", "type": "boolean", "optional": true, "description": "Specifies that the request was served from the disk cache." },
-                    { "name": "fromServiceWorker", "type": "boolean", "optional": true, "description": "Specifies that the request was served from the ServiceWorker." },
-                    { "name": "encodedDataLength", "type": "number", "optional": false, "description": "Total number of bytes received for this request so far." },
-                    { "name": "timing", "$ref": "ResourceTiming", "optional": true, "description": "Timing information for the given request." },
-                    { "name": "protocol", "type": "string", "optional": true, "description": "Protocol used to fetch this resquest." }
-                ]
-            },
-            {
-                "id": "WebSocketRequest",
-                "type": "object",
-                "description": "WebSocket request data.",
-                "hidden": true,
-                "properties": [
-                    { "name": "headers", "$ref": "Headers", "description": "HTTP request headers." }
+                    { "name": "headers", "$ref": "Headers", "description": "HTTP request headers." }
                 ]
             },
             {
                 "id": "WebSocketResponse",
                 "type": "object",
                 "description": "WebSocket response data.",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "status", "type": "number", "description": "HTTP response status code." },
                     { "name": "statusText", "type": "string", "description": "HTTP response status text." },
@@ -1184,7 +1110,7 @@
                 "id": "WebSocketFrame",
                 "type": "object",
                 "description": "WebSocket frame data.",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "opcode", "type": "number", "description": "WebSocket frame opcode." },
                     { "name": "mask", "type": "boolean", "description": "WebSocke frame mask." },
@@ -1207,11 +1133,10 @@
                 "type": "object",
                 "description": "Information about the request initiator.",
                 "properties": [
-                    { "name": "type", "type": "string", "enum": ["parser", "script", "other"], "description": "Type of this initiator." },
-                    { "name": "stackTrace", "$ref": "Console.StackTrace", "optional": true, "description": "Initiator JavaScript stack trace, set for Script only." },
+                    { "name": "type", "type": "string", "enum": ["parser", "script", "preload", "other"], "description": "Type of this initiator." },
+                    { "name": "stack", "$ref": "Runtime.StackTrace", "optional": true, "description": "Initiator JavaScript stack trace, set for Script only." },
                     { "name": "url", "type": "string", "optional": true, "description": "Initiator URL, set for Parser type only." },
-                    { "name": "lineNumber", "type": "number", "optional": true, "description": "Initiator line number, set for Parser type only." },
-                    { "name": "asyncStackTrace", "$ref": "Console.AsyncStackTrace", "optional": true, "description": "Initiator asynchronous JavaScript stack trace, if available.", "hidden": true }
+                    { "name": "lineNumber", "type": "number", "optional": true, "description": "Initiator line number, set for Parser type only (0-based)." }
                 ]
             },
             {
@@ -1223,19 +1148,24 @@
                     { "name": "value", "type": "string", "description": "Cookie value." },
                     { "name": "domain", "type": "string", "description": "Cookie domain." },
                     { "name": "path", "type": "string", "description": "Cookie path." },
-                    { "name": "expires", "type": "number", "description": "Cookie expires." },
+                    { "name": "expires", "type": "number", "description": "Cookie expiration date as the number of seconds since the UNIX epoch." },
                     { "name": "size", "type": "integer", "description": "Cookie size." },
                     { "name": "httpOnly", "type": "boolean", "description": "True if cookie is http-only." },
                     { "name": "secure", "type": "boolean", "description": "True if cookie is secure." },
-                    { "name": "session", "type": "boolean", "description": "True in case of session cookie." }
+                    { "name": "session", "type": "boolean", "description": "True in case of session cookie." },
+                    { "name": "sameSite", "$ref": "CookieSameSite", "optional": true, "description": "Cookie SameSite type." }
                 ],
-                "hidden": true
+                "experimental": true
             }
         ],
         "commands": [
             {
                 "name": "enable",
-                "description": "Enables network tracking, network events will now be delivered to the client."
+                "description": "Enables network tracking, network events will now be delivered to the client.",
+                "parameters": [
+                    { "name": "maxTotalBufferSize", "type": "integer", "optional": true, "experimental": true, "description": "Buffer size in bytes to use when preserving network payloads (XHRs, etc)." },
+                    { "name": "maxResourceBufferSize", "type": "integer", "optional": true, "experimental": true, "description": "Per-resource buffer size in bytes to use when preserving network payloads (XHRs, etc)." }
+                ]
             },
             {
                 "name": "disable",
@@ -1257,7 +1187,6 @@
             },
             {
                 "name": "getResponseBody",
-                "async": true,
                 "description": "Returns content served for the given request.",
                 "parameters": [
                     { "name": "requestId", "$ref": "RequestId", "description": "Identifier of the network request to get content for." }
@@ -1267,13 +1196,29 @@
                     { "name": "base64Encoded", "type": "boolean", "description": "True, if content was sent as base64." }
                 ]
             },
+            {
+                "name": "addBlockedURL",
+                "description": "Blocks specific URL from loading.",
+                "parameters": [
+                    { "name": "url", "type": "string", "description": "URL to block." }
+                ],
+                "experimental": true
+            },
+            {
+                "name": "removeBlockedURL",
+                "description": "Cancels blocking of a specific URL from loading.",
+                "parameters": [
+                    { "name": "url", "type": "string", "description": "URL to stop blocking." }
+                ],
+                "experimental": true
+            },
             {
                 "name": "replayXHR",
                 "description": "This method sends a new XMLHttpRequest which is identical to the original one. The following parameters should be identical: method, url, async, request body, extra headers, withCredentials attribute, user, password.",
                 "parameters": [
                     { "name": "requestId", "$ref": "RequestId", "description": "Identifier of XHR to replay." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setMonitoringXHREnabled",
@@ -1281,7 +1226,7 @@
                     { "name": "enabled", "type": "boolean", "description": "Monitoring enabled state." }
                 ],
                 "description": "Toggles monitoring of XMLHttpRequest. If <code>true</code>, console will receive messages upon each XHR issued.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "canClearBrowserCache",
@@ -1292,8 +1237,7 @@
             },
             {
                 "name": "clearBrowserCache",
-                "description": "Clears browser cache.",
-                "handlers": ["browser"]
+                "description": "Clears browser cache."
             },
             {
                 "name": "canClearBrowserCookies",
@@ -1304,18 +1248,26 @@
             },
             {
                 "name": "clearBrowserCookies",
-                "description": "Clears browser cookies.",
-                "handlers": ["browser"]
+                "description": "Clears browser cookies."
             },
             {
                 "name": "getCookies",
+                "parameters": [
+                    { "name": "urls", "type": "array", "items": { "type": "string" }, "optional": true, "description": "The list of URLs for which applicable cookies will be fetched" }
+                ],
+                "returns": [
+                    { "name": "cookies", "type": "array", "items": { "$ref": "Cookie" }, "description": "Array of cookie objects." }
+                ],
+                "description": "Returns all browser cookies for the current URL. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.",
+                "experimental": true
+            },
+            {
+                "name": "getAllCookies",
                 "returns": [
                     { "name": "cookies", "type": "array", "items": { "$ref": "Cookie" }, "description": "Array of cookie objects." }
                 ],
                 "description": "Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field.",
-                "handlers": ["browser"],
-                "async": true,
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "deleteCookie",
@@ -1324,9 +1276,26 @@
                     { "name": "url", "type": "string", "description": "URL to match cooke domain and path." }
                 ],
                 "description": "Deletes browser cookie with given name, domain and path.",
-                "handlers": ["browser"],
-                "async": true,
-                "hidden": true
+                "experimental": true
+            },
+            {
+                "name": "setCookie",
+                "parameters": [
+                    { "name": "url", "type": "string", "description": "The request-URI to associate with the setting of the cookie. This value can affect the default domain and path values of the created cookie." },
+                    { "name": "name", "type": "string", "description": "The name of the cookie." },
+                    { "name": "value", "type": "string", "description": "The value of the cookie." },
+                    { "name": "domain", "type": "string", "optional": true, "description": "If omitted, the cookie becomes a host-only cookie." },
+                    { "name": "path", "type": "string", "optional": true, "description": "Defaults to the path portion of the url parameter." },
+                    { "name": "secure", "type": "boolean", "optional": true, "description": "Defaults ot false." },
+                    { "name": "httpOnly", "type": "boolean", "optional": true, "description": "Defaults to false." },
+                    { "name": "sameSite", "$ref": "CookieSameSite", "optional": true, "description": "Defaults to browser default behavior." },
+                    { "name": "expirationDate", "$ref": "Timestamp", "optional": true, "description": "If omitted, the cookie becomes a session cookie." }
+                ],
+                "returns": [
+                    { "name": "success", "type": "boolean", "description": "True if successfully set cookie." }
+                ],
+                "description": "Sets a cookie with the given cookie data; may overwrite equivalent cookies if they exist.",
+                "experimental": true
             },
             {
                 "name": "canEmulateNetworkConditions",
@@ -1334,8 +1303,7 @@
                 "returns": [
                   { "name": "result", "type": "boolean", "description": "True if emulation of network conditions is supported." }
                 ],
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "emulateNetworkConditions",
@@ -1344,10 +1312,9 @@
                     { "name": "offline", "type": "boolean", "description": "True to emulate internet disconnection." },
                     { "name": "latency", "type": "number", "description": "Additional latency (ms)." },
                     { "name": "downloadThroughput", "type": "number", "description": "Maximal aggregated download throughput." },
-                    { "name": "uploadThroughput", "type": "number", "description": "Maximal aggregated upload throughput." }
-                ],
-                "hidden": true,
-                "handlers": ["browser", "renderer"]
+                    { "name": "uploadThroughput", "type": "number", "description": "Maximal aggregated upload throughput." },
+                    { "name": "connectionType", "$ref": "ConnectionType", "optional": true, "description": "Connection type if known."}
+                ]
             },
             {
                 "name": "setCacheDisabled",
@@ -1356,6 +1323,14 @@
                 ],
                 "description": "Toggles ignoring cache for each request. If <code>true</code>, cache will not be used."
             },
+            {
+                "name": "setBypassServiceWorker",
+                "parameters": [
+                    { "name": "bypass", "type": "boolean", "description": "Bypass service worker and load from network." }
+                ],
+                "experimental": true,
+                "description": "Toggles ignoring of service worker for each request."
+            },
             {
                 "name": "setDataSizeLimitsForTest",
                 "parameters": [
@@ -1363,24 +1338,45 @@
                     { "name": "maxResourceSize", "type": "integer", "description": "Maximum per-resource size." }
                 ],
                 "description": "For testing.",
-                "hidden": true
+                "experimental": true
+            },
+            {
+                "name": "getCertificate",
+                "description": "Returns the DER-encoded certificate.",
+                "parameters": [
+                    { "name": "origin", "type": "string", "description": "Origin to get certificate for." }
+                ],
+                "returns": [
+                    { "name": "tableNames", "type": "array", "items": { "type": "string" } }
+                ],
+                "experimental": true
             }
         ],
         "events": [
+            {
+                "name": "resourceChangedPriority",
+                "description": "Fired when resource loading priority is changed",
+                "parameters": [
+                    { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
+                    { "name": "newPriority", "$ref": "ResourcePriority", "description": "New priority" },
+                    { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." }
+                ],
+                "experimental": true
+            },
             {
                 "name": "requestWillBeSent",
                 "description": "Fired when page is about to send HTTP request.",
                 "parameters": [
                     { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
-                    { "name": "frameId", "$ref": "Page.FrameId", "description": "Frame identifier.", "hidden": true },
+                    { "name": "frameId", "$ref": "Page.FrameId", "description": "Frame identifier.", "experimental": true },
                     { "name": "loaderId", "$ref": "LoaderId", "description": "Loader identifier." },
                     { "name": "documentURL", "type": "string", "description": "URL of the document this request is loaded for." },
                     { "name": "request", "$ref": "Request", "description": "Request data." },
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
-                    { "name": "wallTime", "$ref": "Timestamp", "hidden": true, "description": "UTC Timestamp." },
+                    { "name": "wallTime", "$ref": "Timestamp", "experimental": true, "description": "UTC Timestamp." },
                     { "name": "initiator", "$ref": "Initiator", "description": "Request initiator." },
                     { "name": "redirectResponse", "optional": true, "$ref": "Response", "description": "Redirect response data." },
-                    { "name": "type", "$ref": "Page.ResourceType", "optional": true, "hidden": true, "description": "Type of this resource." }
+                    { "name": "type", "$ref": "Page.ResourceType", "optional": true, "experimental": true, "description": "Type of this resource." }
                 ]
             },
             {
@@ -1395,7 +1391,7 @@
                 "description": "Fired when HTTP response is available.",
                 "parameters": [
                     { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
-                    { "name": "frameId", "$ref": "Page.FrameId", "description": "Frame identifier.", "hidden": true },
+                    { "name": "frameId", "$ref": "Page.FrameId", "description": "Frame identifier.", "experimental": true },
                     { "name": "loaderId", "$ref": "LoaderId", "description": "Loader identifier." },
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                     { "name": "type", "$ref": "Page.ResourceType", "description": "Resource type." },
@@ -1429,7 +1425,8 @@
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                     { "name": "type", "$ref": "Page.ResourceType", "description": "Resource type." },
                     { "name": "errorText", "type": "string", "description": "User friendly error message." },
-                    { "name": "canceled", "type": "boolean", "optional": true, "description": "True if loading was canceled." }
+                    { "name": "canceled", "type": "boolean", "optional": true, "description": "True if loading was canceled." },
+                    { "name": "blockedReason", "$ref": "BlockedReason", "optional": true, "description": "The reason why loading was blocked, if any.", "experimental": true }
                 ]
             },
             {
@@ -1438,10 +1435,10 @@
                 "parameters": [
                     { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
-                    { "name": "wallTime", "$ref": "Timestamp", "hidden": true, "description": "UTC Timestamp." },
+                    { "name": "wallTime", "$ref": "Timestamp", "experimental": true, "description": "UTC Timestamp." },
                     { "name": "request", "$ref": "WebSocketRequest", "description": "WebSocket request data." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "webSocketHandshakeResponseReceived",
@@ -1451,16 +1448,17 @@
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                     { "name": "response", "$ref": "WebSocketResponse", "description": "WebSocket response data." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "webSocketCreated",
                 "description": "Fired upon WebSocket creation.",
                 "parameters": [
                     { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
-                    { "name": "url", "type": "string", "description": "WebSocket request URL." }
+                    { "name": "url", "type": "string", "description": "WebSocket request URL." },
+                    { "name": "initiator", "$ref": "Initiator", "optional": true, "description": "Request initiator." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "webSocketClosed",
@@ -1469,7 +1467,7 @@
                     { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "webSocketFrameReceived",
@@ -1479,7 +1477,7 @@
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                     { "name": "response", "$ref": "WebSocketFrame", "description": "WebSocket response data." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "webSocketFrameError",
@@ -1489,7 +1487,7 @@
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                     { "name": "errorMessage", "type": "string", "description": "WebSocket frame error message." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "webSocketFrameSent",
@@ -1499,7 +1497,7 @@
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                     { "name": "response", "$ref": "WebSocketFrame", "description": "WebSocket response data." }
                 ],
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "eventSourceMessageReceived",
@@ -1511,25 +1509,25 @@
                     { "name": "eventId", "type": "string", "description": "Message identifier." },
                     { "name": "data", "type": "string", "description": "Message content." }
                 ],
-                "hidden": true
+                "experimental": true
             }
         ]
     },
     {
         "domain": "Database",
-        "hidden": true,
+        "experimental": true,
         "types": [
             {
                 "id": "DatabaseId",
                 "type": "string",
                 "description": "Unique identifier of Database object.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "Database",
                 "type": "object",
                 "description": "Database object.",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "id", "$ref": "DatabaseId", "description": "Database ID." },
                     { "name": "domain", "type": "string", "description": "Database domain." },
@@ -1567,7 +1565,6 @@
             },
             {
                 "name": "executeSQL",
-                "async": true,
                 "parameters": [
                     { "name": "databaseId", "$ref": "DatabaseId" },
                     { "name": "query", "type": "string" }
@@ -1590,7 +1587,8 @@
     },
     {
         "domain": "IndexedDB",
-        "hidden": true,
+        "dependencies": ["Runtime"],
+        "experimental": true,
         "types": [
             {
                 "id": "DatabaseWithObjectStores",
@@ -1598,8 +1596,7 @@
                 "description": "Database with an array of object stores.",
                 "properties": [
                     { "name": "name", "type": "string", "description": "Database name." },
-                    { "name": "version", "type": "string", "description": "Deprecated string database version." },
-                    { "name": "intVersion", "type": "integer", "description": "Integer database version." },
+                    { "name": "version", "type": "integer", "description": "Database version." },
                     { "name": "objectStores", "type": "array", "items": { "$ref": "ObjectStore" }, "description": "Object stores in this database." }
                 ]
             },
@@ -1653,9 +1650,9 @@
                 "type": "object",
                 "description": "Data entry.",
                 "properties": [
-                    { "name": "key", "type": "string", "description": "JSON-stringified key object." },
-                    { "name": "primaryKey", "type": "string", "description": "JSON-stringified primary key object." },
-                    { "name": "value", "type": "string", "description": "JSON-stringified value object." }
+                    { "name": "key", "$ref": "Runtime.RemoteObject", "description": "Key object." },
+                    { "name": "primaryKey", "$ref": "Runtime.RemoteObject", "description": "Primary key object." },
+                    { "name": "value", "$ref": "Runtime.RemoteObject", "description": "Value object." }
                 ]
             },
             {
@@ -1680,7 +1677,6 @@
             },
             {
                 "name": "requestDatabaseNames",
-                "async": true,
                 "parameters": [
                     { "name": "securityOrigin", "type": "string", "description": "Security origin." }
                 ],
@@ -1691,7 +1687,6 @@
             },
             {
                 "name": "requestDatabase",
-                "async": true,
                 "parameters": [
                     { "name": "securityOrigin", "type": "string", "description": "Security origin." },
                     { "name": "databaseName", "type": "string", "description": "Database name." }
@@ -1703,7 +1698,6 @@
             },
             {
                 "name": "requestData",
-                "async": true,
                 "parameters": [
                     { "name": "securityOrigin", "type": "string", "description": "Security origin." },
                     { "name": "databaseName", "type": "string", "description": "Database name." },
@@ -1721,7 +1715,6 @@
             },
             {
                 "name": "clearObjectStore",
-                "async": true,
                 "parameters": [
                     { "name": "securityOrigin", "type": "string", "description": "Security origin." },
                     { "name": "databaseName", "type": "string", "description": "Database name." },
@@ -1730,12 +1723,22 @@
                 "returns": [
                 ],
                 "description": "Clears all entries from an object store."
+            },
+            {
+                "name": "deleteDatabase",
+                "parameters": [
+                    { "name": "securityOrigin", "type": "string", "description": "Security origin." },
+                    { "name": "databaseName", "type": "string", "description": "Database name." }
+                ],
+                "returns": [
+                ],
+                "description": "Deletes a database."
             }
         ]
     },
     {
         "domain": "CacheStorage",
-        "hidden": true,
+        "experimental": true,
         "types": [
             {
                 "id": "CacheId",
@@ -1747,8 +1750,8 @@
                 "type": "object",
                 "description": "Data entry.",
                 "properties": [
-                    { "name": "request", "type": "string", "description": "JSON-stringified request object." },
-                    { "name": "response", "type": "string", "description": "JSON-stringified response object." }
+                    { "name": "request", "type": "string", "description": "Request url spec." },
+                    { "name": "response", "type": "string", "description": "Response stataus text." }
                 ]
             },
             {
@@ -1765,7 +1768,6 @@
         "commands": [
             {
                 "name": "requestCacheNames",
-                "async": true,
                 "parameters": [
                     { "name": "securityOrigin", "type": "string", "description": "Security origin." }
                 ],
@@ -1776,7 +1778,6 @@
             },
             {
                 "name": "requestEntries",
-                "async": true,
                 "parameters": [
                     { "name": "cacheId", "$ref": "CacheId", "description": "ID of cache to get entries from." },
                     { "name": "skipCount", "type": "integer", "description": "Number of records to skip." },
@@ -1790,24 +1791,31 @@
             },
             {
                 "name": "deleteCache",
-                "async": true,
                 "parameters": [
                     { "name": "cacheId", "$ref": "CacheId", "description": "Id of cache for deletion." }
                 ],
                 "description": "Deletes a cache."
+            },
+            {
+                "name": "deleteEntry",
+                "parameters": [
+                    { "name": "cacheId", "$ref": "CacheId", "description": "Id of cache where the entry will be deleted." },
+                    { "name": "request", "type": "string", "description": "URL spec of the request." }
+                ],
+                "description": "Deletes a cache entry."
             }
         ]
     },
     {
         "domain": "DOMStorage",
-        "hidden": true,
+        "experimental": true,
         "description": "Query and modify DOM storage.",
         "types": [
             {
                 "id": "StorageId",
                 "type": "object",
                 "description": "DOM Storage identifier.",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "securityOrigin", "type": "string", "description": "Security origin for the storage." },
                     { "name": "isLocalStorage", "type": "boolean", "description": "Whether the storage is local storage (not session storage)." }
@@ -1817,7 +1825,7 @@
                 "id": "Item",
                 "type": "array",
                 "description": "DOM Storage item.",
-                "hidden": true,
+                "experimental": true,
                 "items": { "type": "string" }
             }
         ],
@@ -1830,6 +1838,12 @@
                 "name": "disable",
                 "description": "Disables storage tracking, prevents storage events from being sent to the client."
             },
+            {
+                "name": "clear",
+                "parameters": [
+                    { "name": "storageId", "$ref": "StorageId" }
+                ]
+            },
             {
                 "name": "getDOMStorageItems",
                 "parameters": [
@@ -1890,7 +1904,7 @@
     },
     {
         "domain": "ApplicationCache",
-        "hidden": true,
+        "experimental": true,
         "types": [
             {
                 "id": "ApplicationCacheResource",
@@ -1976,122 +1990,20 @@
         ]
     },
     {
-        "domain": "FileSystem",
-        "hidden": true,
+        "domain": "DOM",
+        "description": "This domain exposes DOM read/write operations. Each DOM Node is represented with its mirror object that has an <code>id</code>. This <code>id</code> can be used to get additional information on the Node, resolve it into the JavaScript object wrapper, etc. It is important that client receives DOM events only for the nodes that are known to the client. Backend keeps track of the nodes that were sent to the client and never sends the same node twice. It is client's responsibility to collect information about the nodes that were sent to the client.<p>Note that <code>iframe</code> owner elements will return corresponding document elements as their child nodes.</p>",
+        "dependencies": ["Runtime"],
         "types": [
             {
-                "id": "Entry",
-                "type": "object",
-                "properties": [
-                    { "name": "url", "type": "string", "description": "filesystem: URL for the entry." },
-                    { "name": "name", "type": "string", "description": "The name of the file or directory." },
-                    { "name": "isDirectory", "type": "boolean", "description": "True if the entry is a directory." },
-                    { "name": "mimeType", "type": "string", "optional": true, "description": "MIME type of the entry, available for a file only." },
-                    { "name": "resourceType", "$ref": "Page.ResourceType", "optional": true, "description": "ResourceType of the entry, available for a file only." },
-                    { "name": "isTextFile", "type": "boolean", "optional": true, "description": "True if the entry is a text file." }
-                ],
-                "description": "Represents a browser side file or directory."
-            },
-            {
-                "id": "Metadata",
-                "type": "object",
-                "properties": [
-                    { "name": "modificationTime", "type": "number", "description": "Modification time." },
-                    { "name": "size", "type": "number", "description": "File size. This field is always zero for directories." }
-                ],
-                "description": "Represents metadata of a file or entry."
-            }
-        ],
-        "commands": [
-            {
-                "name": "enable",
-                "description": "Enables events from backend."
-            },
-            {
-                "name": "disable",
-                "description": "Disables events from backend."
-            },
-            {
-                "name": "requestFileSystemRoot",
-                "async": true,
-                "parameters": [
-                    { "name": "origin", "type": "string", "description": "Security origin of requesting FileSystem. One of frames in current page needs to have this security origin." },
-                    { "name": "type", "type": "string", "enum": ["temporary", "persistent"], "description": "FileSystem type of requesting FileSystem." }
-                ],
-                "returns": [
-                    { "name": "errorCode", "type": "integer", "description": "0, if no error. Otherwise, errorCode is set to FileError::ErrorCode value." },
-                    { "name": "root", "$ref": "Entry", "optional": true, "description": "Contains root of the requested FileSystem if the command completed successfully." }
-                ],
-                "description": "Returns root directory of the FileSystem, if exists."
-            },
-            {
-                "name": "requestDirectoryContent",
-                "async": true,
-                "parameters": [
-                    { "name": "url", "type": "string", "description": "URL of the directory that the frontend is requesting to read from." }
-                ],
-                "returns": [
-                    { "name": "errorCode", "type": "integer", "description": "0, if no error. Otherwise, errorCode is set to FileError::ErrorCode value." },
-                    { "name": "entries", "type": "array", "items": { "$ref": "Entry" }, "optional": true, "description": "Contains all entries on directory if the command completed successfully." }
-                ],
-                "description": "Returns content of the directory."
-            },
-            {
-                "name": "requestMetadata",
-                "async": true,
-                "parameters": [
-                    { "name": "url", "type": "string", "description": "URL of the entry that the frontend is requesting to get metadata from." }
-                ],
-                "returns": [
-                    { "name": "errorCode", "type": "integer", "description": "0, if no error. Otherwise, errorCode is set to FileError::ErrorCode value." },
-                    { "name": "metadata", "$ref": "Metadata", "optional": true, "description": "Contains metadata of the entry if the command completed successfully." }
-                ],
-                "description": "Returns metadata of the entry."
-            },
-            {
-                "name": "requestFileContent",
-                "async": true,
-                "parameters": [
-                    { "name": "url", "type": "string", "description": "URL of the file that the frontend is requesting to read from." },
-                    { "name": "readAsText", "type": "boolean", "description": "True if the content should be read as text, otherwise the result will be returned as base64 encoded text." },
-                    { "name": "start", "type": "integer", "optional": true, "description": "Specifies the start of range to read." },
-                    { "name": "end", "type": "integer", "optional": true, "description": "Specifies the end of range to read exclusively." },
-                    { "name": "charset", "type": "string", "optional": true, "description": "Overrides charset of the content when content is served as text." }
-                ],
-                "returns": [
-                    { "name": "errorCode", "type": "integer", "description": "0, if no error. Otherwise, errorCode is set to FileError::ErrorCode value." },
-                    { "name": "content", "type": "string", "optional": true, "description": "Content of the file." },
-                    { "name": "charset", "type": "string", "optional": true, "description": "Charset of the content if it is served as text." }
-                ],
-                "description": "Returns content of the file. Result should be sliced into [start, end)."
-            },
-            {
-                "name": "deleteEntry",
-                "async": true,
-                "parameters": [
-                    { "name": "url", "type": "string", "description": "URL of the entry to delete." }
-                ],
-                "returns": [
-                    { "name": "errorCode", "type": "integer", "description": "0, if no error. Otherwise errorCode is set to FileError::ErrorCode value." }
-                ],
-                "description": "Deletes specified entry. If the entry is a directory, the agent deletes children recursively."
-            }
-        ]
-    },
-    {
-        "domain": "DOM",
-        "description": "This domain exposes DOM read/write operations. Each DOM Node is represented with its mirror object that has an <code>id</code>. This <code>id</code> can be used to get additional information on the Node, resolve it into the JavaScript object wrapper, etc. It is important that client receives DOM events only for the nodes that are known to the client. Backend keeps track of the nodes that were sent to the client and never sends the same node twice. It is client's responsibility to collect information about the nodes that were sent to the client.<p>Note that <code>iframe</code> owner elements will return corresponding document elements as their child nodes.</p>",
-        "types": [
-            {
-                "id": "NodeId",
-                "type": "integer",
-                "description": "Unique DOM node identifier."
+                "id": "NodeId",
+                "type": "integer",
+                "description": "Unique DOM node identifier."
             },
             {
                 "id": "BackendNodeId",
                 "type": "integer",
                 "description": "Unique DOM node identifier used to reference a node that may not have been pushed to the front-end.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "BackendNode",
@@ -2101,7 +2013,7 @@
                     { "name": "nodeName", "type": "string", "description": "<code>Node</code>'s nodeName." },
                     { "name": "backendNodeId", "$ref": "BackendNodeId" }
                 ],
-                "hidden": true,
+                "experimental": true,
                 "description": "Backend node with a friendly name."
             },
             {
@@ -2129,7 +2041,7 @@
             {
                 "id": "ShadowRootType",
                 "type": "string",
-                "enum": ["user-agent", "author"],
+                "enum": ["user-agent", "open", "closed"],
                 "description": "Shadow root type."
             },
             {
@@ -2137,6 +2049,8 @@
                 "type": "object",
                 "properties": [
                     { "name": "nodeId", "$ref": "NodeId", "description": "Node identifier that is passed into the rest of the DOM messages as the <code>nodeId</code>. Backend will only push node with given <code>id</code> once. It is aware of all requested nodes and will only fire DOM events for nodes known to the client." },
+                    { "name": "parentId", "$ref": "NodeId", "optional": true, "description": "The id of the parent node if any.", "experimental": true },
+                    { "name": "backendNodeId", "$ref": "BackendNodeId", "description": "The BackendNodeId for this node.", "experimental": true },
                     { "name": "nodeType", "type": "integer", "description": "<code>Node</code>'s nodeType." },
                     { "name": "nodeName", "type": "string", "description": "<code>Node</code>'s nodeName." },
                     { "name": "localName", "type": "string", "description": "<code>Node</code>'s localName." },
@@ -2145,7 +2059,7 @@
                     { "name": "children", "type": "array", "optional": true, "items": { "$ref": "Node" }, "description": "Child nodes of this node when requested with children." },
                     { "name": "attributes", "type": "array", "optional": true, "items": { "type": "string" }, "description": "Attributes of the <code>Element</code> node in the form of flat array <code>[name1, value1, name2, value2]</code>." },
                     { "name": "documentURL", "type": "string", "optional": true, "description": "Document URL that <code>Document</code> or <code>FrameOwner</code> node points to." },
-                    { "name": "baseURL", "type": "string", "optional": true, "description": "Base URL that <code>Document</code> or <code>FrameOwner</code> node uses for URL completion.", "hidden": true },
+                    { "name": "baseURL", "type": "string", "optional": true, "description": "Base URL that <code>Document</code> or <code>FrameOwner</code> node uses for URL completion.", "experimental": true },
                     { "name": "publicId", "type": "string", "optional": true, "description": "<code>DocumentType</code>'s publicId." },
                     { "name": "systemId", "type": "string", "optional": true, "description": "<code>DocumentType</code>'s systemId." },
                     { "name": "internalSubset", "type": "string", "optional": true, "description": "<code>DocumentType</code>'s internalSubset." },
@@ -2154,27 +2068,14 @@
                     { "name": "value", "type": "string", "optional": true, "description": "<code>Attr</code>'s value." },
                     { "name": "pseudoType", "$ref": "PseudoType", "optional": true, "description": "Pseudo element type for this node." },
                     { "name": "shadowRootType", "$ref": "ShadowRootType", "optional": true, "description": "Shadow root type." },
-                    { "name": "frameId", "$ref": "Page.FrameId", "optional": true, "description": "Frame ID for frame owner elements.", "hidden": true },
+                    { "name": "frameId", "$ref": "Page.FrameId", "optional": true, "description": "Frame ID for frame owner elements.", "experimental": true },
                     { "name": "contentDocument", "$ref": "Node", "optional": true, "description": "Content document for frame owner elements." },
-                    { "name": "shadowRoots", "type": "array", "optional": true, "items": { "$ref": "Node" }, "description": "Shadow root list for given element host.", "hidden": true },
-                    { "name": "templateContent", "$ref": "Node", "optional": true, "description": "Content document fragment for template elements.", "hidden": true },
-                    { "name": "pseudoElements", "type": "array", "items": { "$ref": "Node" }, "optional": true, "description": "Pseudo elements associated with this node.", "hidden": true },
+                    { "name": "shadowRoots", "type": "array", "optional": true, "items": { "$ref": "Node" }, "description": "Shadow root list for given element host.", "experimental": true },
+                    { "name": "templateContent", "$ref": "Node", "optional": true, "description": "Content document fragment for template elements.", "experimental": true },
+                    { "name": "pseudoElements", "type": "array", "items": { "$ref": "Node" }, "optional": true, "description": "Pseudo elements associated with this node.", "experimental": true },
                     { "name": "importedDocument", "$ref": "Node", "optional": true, "description": "Import document for the HTMLImport links." },
-                    { "name": "distributedNodes", "type": "array", "items": { "$ref": "BackendNode" }, "optional": true, "description": "Distributed nodes for given insertion point.", "hidden": true }
-                ],
-                "description": "DOM interaction is implemented in terms of mirror objects that represent the actual DOM nodes. DOMNode is a base node mirror type."
-            },
-            {
-                "id": "EventListener",
-                "type": "object",
-                "hidden": true,
-                "properties": [
-                    { "name": "type", "type": "string", "description": "<code>EventListener</code>'s type." },
-                    { "name": "useCapture", "type": "boolean", "description": "<code>EventListener</code>'s useCapture." },
-                    { "name": "isAttribute", "type": "boolean", "description": "<code>EventListener</code>'s isAttribute." },
-                    { "name": "nodeId", "$ref": "NodeId", "description": "Target <code>DOMNode</code> id." },
-                    { "name": "location", "$ref": "Debugger.Location", "description": "Handler code location." },
-                    { "name": "handler", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Event handler function value." }
+                    { "name": "distributedNodes", "type": "array", "items": { "$ref": "BackendNode" }, "optional": true, "description": "Distributed nodes for given insertion point.", "experimental": true },
+                    { "name": "isSVG", "type": "boolean", "optional": true, "description": "Whether the node is SVG.", "experimental": true }
                 ],
                 "description": "DOM interaction is implemented in terms of mirror objects that represent the actual DOM nodes. DOMNode is a base node mirror type."
             },
@@ -2196,12 +2097,12 @@
                 "minItems": 8,
                 "maxItems": 8,
                 "description": "An array of quad vertices, x immediately followed by y for each point, points clock-wise.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "BoxModel",
                 "type": "object",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "content", "$ref": "Quad", "description": "Content box" },
                     { "name": "padding", "$ref": "Quad", "description": "Padding box" },
@@ -2216,7 +2117,7 @@
             {
                 "id": "ShapeOutsideInfo",
                 "type": "object",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "bounds", "$ref": "Quad", "description": "Shape bounds" },
                     { "name": "shape", "type": "array", "items": { "type": "any"}, "description": "Shape coordinate details" },
@@ -2227,7 +2128,7 @@
             {
                 "id": "Rect",
                 "type": "object",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "x", "type": "number", "description": "X coordinate" },
                     { "name": "y", "type": "number", "description": "Y coordinate" },
@@ -2243,15 +2144,27 @@
                     { "name": "showInfo", "type": "boolean", "optional": true, "description": "Whether the node info tooltip should be shown (default: false)." },
                     { "name": "showRulers", "type": "boolean", "optional": true, "description": "Whether the rulers should be shown (default: false)." },
                     { "name": "showExtensionLines", "type": "boolean", "optional": true, "description": "Whether the extension lines from node to the rulers should be shown (default: false)." },
+                    { "name": "displayAsMaterial", "type": "boolean", "optional": true, "experimental": true},
                     { "name": "contentColor", "$ref": "RGBA", "optional": true, "description": "The content box highlight fill color (default: transparent)." },
                     { "name": "paddingColor", "$ref": "RGBA", "optional": true, "description": "The padding highlight fill color (default: transparent)." },
                     { "name": "borderColor", "$ref": "RGBA", "optional": true, "description": "The border highlight fill color (default: transparent)." },
                     { "name": "marginColor", "$ref": "RGBA", "optional": true, "description": "The margin highlight fill color (default: transparent)." },
-                    { "name": "eventTargetColor", "$ref": "RGBA", "optional": true, "hidden": true, "description": "The event target element highlight fill color (default: transparent)." },
-                    { "name": "shapeColor", "$ref": "RGBA", "optional": true, "hidden": true, "description": "The shape outside fill color (default: transparent)." },
-                    { "name": "shapeMarginColor", "$ref": "RGBA", "optional": true, "hidden": true, "description": "The shape margin fill color (default: transparent)." }
+                    { "name": "eventTargetColor", "$ref": "RGBA", "optional": true, "experimental": true, "description": "The event target element highlight fill color (default: transparent)." },
+                    { "name": "shapeColor", "$ref": "RGBA", "optional": true, "experimental": true, "description": "The shape outside fill color (default: transparent)." },
+                    { "name": "shapeMarginColor", "$ref": "RGBA", "optional": true, "experimental": true, "description": "The shape margin fill color (default: transparent)." },
+                    { "name": "selectorList", "type": "string", "optional": true, "description": "Selectors to highlight relevant nodes."}
                 ],
                 "description": "Configuration data for the highlighting of page elements."
+            },
+            {
+                "id": "InspectMode",
+                "type": "string",
+                "experimental": true,
+                "enum": [
+                    "searchForNode",
+                    "searchForUAShadowDOM",
+                    "none"
+                ]
             }
         ],
         "commands": [
@@ -2265,16 +2178,43 @@
             },
             {
                 "name": "getDocument",
+                "parameters": [
+                    { "name": "depth", "type": "integer", "optional": true, "description": "The maximum depth at which children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.", "experimental": true },
+                    { "name": "pierce", "type": "boolean", "optional": true, "description": "Whether or not iframes and shadow roots should be traversed when returning the subtree (default is false).", "experimental": true }
+                ],
                 "returns": [
                     { "name": "root", "$ref": "Node", "description": "Resulting node." }
                 ],
-                "description": "Returns the root DOM node to the caller."
+                "description": "Returns the root DOM node (and optionally the subtree) to the caller."
+            },
+            {
+                "name": "getFlattenedDocument",
+                "parameters": [
+                    { "name": "depth", "type": "integer", "optional": true, "description": "The maximum depth at which children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.", "experimental": true },
+                    { "name": "pierce", "type": "boolean", "optional": true, "description": "Whether or not iframes and shadow roots should be traversed when returning the subtree (default is false).", "experimental": true }
+                ],
+                "returns": [
+                    { "name": "nodes", "type": "array", "items": { "$ref": "Node" }, "description": "Resulting node." }
+                ],
+                "description": "Returns the root DOM node (and optionally the subtree) to the caller."
+            },
+            {
+                "name": "collectClassNamesFromSubtree",
+                "parameters": [
+                    { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to collect class names." }
+                ],
+                "returns": [
+                    {"name": "classNames", "type": "array", "items": { "type": "string" }, "description": "Class name list." }
+                ],
+                "description": "Collects class names for the node with given id and all of it's child nodes.",
+                "experimental": true
             },
             {
                 "name": "requestChildNodes",
                 "parameters": [
                     { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to get children for." },
-                    { "name": "depth", "type": "integer", "optional": true, "description": "The maximum depth at which children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.", "hidden": true }
+                    { "name": "depth", "type": "integer", "optional": true, "description": "The maximum depth at which children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.", "experimental": true },
+                    { "name": "pierce", "type": "boolean", "optional": true, "description": "Whether or not iframes and shadow roots should be traversed when returning the sub-tree (default is false).", "experimental": true }
                 ],
                 "description": "Requests that children of the node with given id are returned to the caller in form of <code>setChildNodes</code> events where not only immediate children are retrieved, but all children down to the specified depth."
             },
@@ -2352,18 +2292,6 @@
                 ],
                 "description": "Removes attribute with given name from an element with given id."
             },
-            {
-                "name": "getEventListenersForNode",
-                "parameters": [
-                    { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to get listeners for." },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name for handler value. Handler value is not returned without this parameter specified." }
-                ],
-                "returns": [
-                    { "name": "listeners", "type": "array", "items": { "$ref": "EventListener" }, "description": "Array of relevant listeners." }
-                ],
-                "description": "Returns event listeners relevant to the node.",
-                "hidden": true
-            },
             {
                 "name": "getOuterHTML",
                 "parameters": [
@@ -2386,14 +2314,14 @@
                 "name": "performSearch",
                 "parameters": [
                     { "name": "query", "type": "string", "description": "Plain text or query selector or XPath search query." },
-                    { "name": "includeUserAgentShadowDOM", "type": "boolean", "optional": true, "description": "True to search in user agent shadow DOM.", "hidden": true }
+                    { "name": "includeUserAgentShadowDOM", "type": "boolean", "optional": true, "description": "True to search in user agent shadow DOM.", "experimental": true }
                 ],
                 "returns": [
                     { "name": "searchId", "type": "string", "description": "Unique search session identifier." },
                     { "name": "resultCount", "type": "integer", "description": "Number of search results." }
                 ],
                 "description": "Searches for a given string in the DOM tree. Use <code>getSearchResults</code> to access search results or <code>cancelSearch</code> to end this search session.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "getSearchResults",
@@ -2406,7 +2334,7 @@
                     { "name": "nodeIds", "type": "array", "items": { "$ref": "NodeId" }, "description": "Ids of the search result nodes." }
                 ],
                 "description": "Returns search results from given <code>fromIndex</code> to given <code>toIndex</code> from the sarch with the given identifier.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "discardSearchResults",
@@ -2414,7 +2342,7 @@
                     { "name": "searchId", "type": "string", "description": "Unique search session identifier." }
                 ],
                 "description": "Discards search results from the session with the given id. <code>getSearchResults</code> should no longer be called for that search.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "requestNode",
@@ -2427,11 +2355,10 @@
                 "description": "Requests that the node is sent to the caller given the JavaScript node object reference. All nodes that form the path from the node to the root are also sent to the client as a series of <code>setChildNodes</code> notifications."
             },
             {
-                "name": "setInspectModeEnabled",
-                "hidden": true,
+                "name": "setInspectMode",
+                "experimental": true,
                 "parameters": [
-                    { "name": "enabled", "type": "boolean", "description": "True to enable inspection mode, false to disable it." },
-                    { "name": "inspectUAShadowDOM", "type": "boolean", "optional": true, "description": "True to enable inspection mode for user agent shadow DOM." },
+                    { "name": "mode", "$ref": "InspectMode", "description": "Set an inspection mode." },
                     { "name": "highlightConfig", "$ref": "HighlightConfig", "optional": true, "description": "A descriptor for the highlight appearance of hovered-over nodes. May be omitted if <code>enabled == false</code>." }
                 ],
                 "description": "Enters the 'inspect' mode. In this mode, elements that user is hovering over are highlighted. Backend then generates 'inspectNodeRequested' event upon element selection."
@@ -2456,7 +2383,7 @@
                     { "name": "outlineColor", "$ref": "RGBA", "optional": true, "description": "The highlight outline color (default: transparent)." }
                 ],
                 "description": "Highlights given quad. Coordinates are absolute with respect to the main frame viewport.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "highlightNode",
@@ -2464,7 +2391,7 @@
                     { "name": "highlightConfig", "$ref": "HighlightConfig",  "description": "A descriptor for the highlight appearance." },
                     { "name": "nodeId", "$ref": "NodeId", "optional": true, "description": "Identifier of the node to highlight." },
                     { "name": "backendNodeId", "$ref": "BackendNodeId", "optional": true, "description": "Identifier of the backend node to highlight." },
-                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "optional": true, "description": "JavaScript object id of the node to be highlighted.", "hidden": true }
+                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "optional": true, "description": "JavaScript object id of the node to be highlighted.", "experimental": true }
                 ],
                 "description": "Highlights DOM node with given id or with the given JavaScript object wrapper. Either nodeId or objectId must be specified."
             },
@@ -2480,7 +2407,7 @@
                     { "name": "contentOutlineColor", "$ref": "RGBA", "optional": true, "description": "The content box highlight outline color (default: transparent)." }
                 ],
                 "description": "Highlights owner element of the frame with given id.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "pushNodeByPathToFrontend",
@@ -2491,7 +2418,7 @@
                     { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node for given path." }
                 ],
                 "description": "Requests that the node is sent to the caller given its path. // FIXME, use XPath",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "pushNodesByBackendIdsToFrontend",
@@ -2502,7 +2429,7 @@
                     { "name": "nodeIds", "type": "array", "items": {"$ref": "NodeId"}, "description": "The array of ids of pushed nodes that correspond to the backend ids specified in backendNodeIds." }
                 ],
                 "description": "Requests that a batch of nodes is sent to the caller given their backend node ids.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setInspectedNode",
@@ -2510,7 +2437,7 @@
                     { "name": "nodeId", "$ref": "NodeId", "description": "DOM node id to be accessible by means of $x command line API." }
                 ],
                 "description": "Enables console to refer to the node with given id via $x (see Command Line API for more details $x functions).",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "resolveNode",
@@ -2544,7 +2471,7 @@
                     { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node clone." }
                 ],
                 "description": "Creates a deep copy of the specified node and places it into the target container before the given anchor.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "moveTo",
@@ -2561,17 +2488,17 @@
             {
                 "name": "undo",
                 "description": "Undoes the last performed action.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "redo",
                 "description": "Re-does the last undone action.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "markUndoableState",
                 "description": "Marks last undoable state.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "focus",
@@ -2579,7 +2506,7 @@
                     { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to focus." }
                 ],
                 "description": "Focuses the given element.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "setFileInputFiles",
@@ -2588,8 +2515,7 @@
                     { "name": "files", "type": "array", "items": { "type": "string" }, "description": "Array of file paths to set." }
                 ],
                 "description": "Sets files for the given file input element.",
-                "hidden": true,
-                "handlers": ["browser", "renderer"]
+                "experimental": true
             },
             {
                 "name": "getBoxModel",
@@ -2600,7 +2526,7 @@
                     { "name": "model", "$ref": "BoxModel", "description": "Box model for the node." }
                 ],
                 "description": "Returns boxes for the currently selected nodes.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "getNodeForLocation",
@@ -2612,7 +2538,7 @@
                     { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node at given coordinates." }
                 ],
                 "description": "Returns node id at given location.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "getRelayoutBoundary",
@@ -2623,7 +2549,7 @@
                     { "name": "nodeId", "$ref": "NodeId", "description": "Relayout boundary node id for the given node." }
                 ],
                 "description": "Returns the id of the nearest ancestor that is a relayout boundary.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "getHighlightObjectForTest",
@@ -2634,7 +2560,7 @@
                     { "name": "highlight", "type": "object", "description": "Highlight data for the node." }
                 ],
                 "description": "For testing.",
-                "hidden": true
+                "experimental": true
             }
         ],
         "events": [
@@ -2647,8 +2573,8 @@
                 "parameters": [
                     { "name": "backendNodeId", "$ref": "BackendNodeId", "description": "Id of the node to inspect." }
                 ],
-                "description": "Fired when the node should be inspected. This happens after call to <code>setInspectModeEnabled</code>.",
-                "hidden" : true
+                "description": "Fired when the node should be inspected. This happens after call to <code>setInspectMode</code>.",
+                "experimental" : true
             },
             {
                 "name": "setChildNodes",
@@ -2681,7 +2607,7 @@
                     { "name": "nodeIds", "type": "array", "items": { "$ref": "NodeId" }, "description": "Ids of the nodes for which the inline styles have been invalidated." }
                 ],
                 "description": "Fired when <code>Element</code>'s inline style is modified via a CSS property modification.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "characterDataModified",
@@ -2723,7 +2649,7 @@
                     { "name": "root", "$ref": "Node", "description": "Shadow root." }
                 ],
                 "description": "Called when shadow root is pushed into the element.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "shadowRootPopped",
@@ -2732,7 +2658,7 @@
                     { "name": "rootId", "$ref": "NodeId", "description": "Shadow root id." }
                 ],
                 "description": "Called when shadow root is popped from the element.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "pseudoElementAdded",
@@ -2741,7 +2667,7 @@
                     { "name": "pseudoElement", "$ref": "Node", "description": "The added pseudo element." }
                 ],
                 "description": "Called when a pseudo element is added to an element.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "pseudoElementRemoved",
@@ -2750,7 +2676,7 @@
                     { "name": "pseudoElementId", "$ref": "NodeId", "description": "The removed pseudo element id." }
                 ],
                 "description": "Called when a pseudo element is removed from an element.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "distributedNodesUpdated",
@@ -2759,14 +2685,22 @@
                     { "name": "distributedNodes", "type": "array", "items": { "$ref": "BackendNode" }, "description": "Distributed nodes for given insertion point." }
                 ],
                 "description": "Called when distrubution is changed.",
-                "hidden": true
+                "experimental": true
+            },
+            {
+                "name": "nodeHighlightRequested",
+                "parameters": [
+                    {"name": "nodeId", "$ref": "NodeId"}
+                ],
+                "experimental": true
             }
         ]
     },
     {
         "domain": "CSS",
-        "hidden": true,
+        "experimental": true,
         "description": "This domain exposes CSS read/write operations. All CSS objects (stylesheets, rules, and styles) have an associated <code>id</code> used in subsequent operations on the related object. Each object type has a specific <code>id</code> structure, and those are not interchangeable between objects of different kinds. CSS objects can be loaded using the <code>get*ForNode()</code> calls (which accept a DOM node id). A client can also discover all the existing stylesheets with the <code>getAllStyleSheets()</code> method (or keeping track of the <code>styleSheetAdded</code>/<code>styleSheetRemoved</code> events) and subsequently load the required stylesheet contents using the <code>getStyleSheet[Text]()</code> methods.",
+        "dependencies": ["DOM"],
         "types": [
             {
                 "id": "StyleSheetId",
@@ -2779,10 +2713,10 @@
                 "description": "Stylesheet type: \"injected\" for stylesheets injected via extension, \"user-agent\" for user-agent stylesheets, \"inspector\" for stylesheets created by the inspector (i.e. those holding the \"via inspector\" rules), \"regular\" for regular stylesheets."
             },
             {
-                "id": "PseudoIdMatches",
+                "id": "PseudoElementMatches",
                 "type": "object",
                 "properties": [
-                    { "name": "pseudoId", "type": "integer", "description": "Pseudo style identifier (see <code>enum PseudoId</code> in <code>ComputedStyleConstants.h</code>)."},
+                    { "name": "pseudoType", "$ref": "DOM.PseudoType", "description": "Pseudo element type."},
                     { "name": "matches", "type": "array", "items": { "$ref": "RuleMatch" }, "description": "Matches of CSS rules applicable to the pseudo style."}
                 ],
                 "description": "CSS rule collection for a single pseudo style."
@@ -2806,11 +2740,11 @@
                 "description": "Match data for a CSS rule."
             },
             {
-                "id": "Selector",
+                "id": "Value",
                 "type": "object",
                 "properties": [
-                    { "name": "value", "type": "string", "description": "Selector text." },
-                    { "name": "range", "$ref": "SourceRange", "optional": true, "description": "Selector range in the underlying resource (if available)." }
+                    { "name": "text", "type": "string", "description": "Value text." },
+                    { "name": "range", "$ref": "SourceRange", "optional": true, "description": "Value range in the underlying resource (if available)." }
                 ],
                 "description": "Data for a simple selector (these are delimited by commas in a selector list)."
             },
@@ -2818,7 +2752,7 @@
                 "id": "SelectorList",
                 "type": "object",
                 "properties": [
-                    { "name": "selectors", "type": "array", "items": { "$ref": "Selector" }, "description": "Selectors in the list." },
+                    { "name": "selectors", "type": "array", "items": { "$ref": "Value" }, "description": "Selectors in the list." },
                     { "name": "text", "type": "string", "description": "Rule selector text." }
                 ],
                 "description": "Selector list data."
@@ -2854,6 +2788,18 @@
                 ],
                 "description": "CSS rule representation."
             },
+            {
+                "id": "RuleUsage",
+                "type": "object",
+                "properties": [
+                    { "name": "styleSheetId", "$ref": "StyleSheetId", "description": "The css style sheet identifier (absent for user agent stylesheet and user-specified stylesheet rules) this rule came from." },
+                    { "name": "startOffset", "type": "number", "description": "Offset of the start of the rule (including selector) from the beginning of the stylesheet." },
+                    { "name": "endOffset", "type": "number", "description": "Offset of the end of the rule body from the beginning of the stylesheet." },
+                    { "name": "used", "type": "boolean", "description": "Indicates whether the rule was actually used by some element in the page." }
+                ],
+                "description": "CSS rule usage information.",
+                "experimental": true
+            },
             {
                 "id": "SourceRange",
                 "type": "object",
@@ -2870,7 +2816,8 @@
                 "type": "object",
                 "properties": [
                     { "name": "name", "type": "string", "description": "Shorthand name." },
-                    { "name": "value", "type": "string", "description": "Shorthand value." }
+                    { "name": "value", "type": "string", "description": "Shorthand value." },
+                    { "name": "important", "type": "boolean", "optional": true, "description": "Whether the property has \"!important\" annotation (implies <code>false</code> if absent)." }
                 ]
             },
             {
@@ -2916,8 +2863,8 @@
                     { "name": "source", "type": "string", "enum": ["mediaRule", "importRule", "linkedSheet", "inlineSheet"], "description": "Source of the media query: \"mediaRule\" if specified by a @media rule, \"importRule\" if specified by an @import rule, \"linkedSheet\" if specified by a \"media\" attribute in a linked stylesheet's LINK tag, \"inlineSheet\" if specified by a \"media\" attribute in an inline stylesheet's STYLE tag." },
                     { "name": "sourceURL", "type": "string", "optional": true, "description": "URL of the document containing the media query description." },
                     { "name": "range", "$ref": "SourceRange", "optional": true, "description": "The associated rule (@media or @import) header range in the enclosing stylesheet (if available)." },
-                    { "name": "parentStyleSheetId", "$ref": "StyleSheetId", "optional": true, "description": "Identifier of the stylesheet containing this object (if exists)." },
-                    { "name": "mediaList", "type": "array", "items": { "$ref": "MediaQuery" }, "optional": true, "hidden": true, "description": "Array of media queries." }
+                    { "name": "styleSheetId", "$ref": "StyleSheetId", "optional": true, "description": "Identifier of the stylesheet containing this object (if exists)." },
+                    { "name": "mediaList", "type": "array", "items": { "$ref": "MediaQuery" }, "optional": true, "experimental": true, "description": "Array of media queries." }
                 ],
                 "description": "CSS media rule descriptor."
             },
@@ -2929,7 +2876,7 @@
                     { "name": "active", "type": "boolean", "description": "Whether the media query condition is satisfied." }
                 ],
                 "description": "Media query descriptor.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "MediaQueryExpression",
@@ -2942,23 +2889,86 @@
                     { "name": "computedLength", "type": "number", "optional": true, "description": "Computed length of media query expression (if applicable)."}
                 ],
                 "description": "Media query expression descriptor.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "id": "PlatformFontUsage",
                 "type": "object",
                 "properties": [
                     { "name": "familyName", "type": "string", "description": "Font's family name reported by platform."},
+                    { "name": "isCustomFont", "type": "boolean", "description": "Indicates if the font was downloaded or resolved locally."},
                     { "name": "glyphCount", "type": "number", "description": "Amount of glyphs that were rendered with this font."}
                 ],
                 "description": "Information about amount of glyphs that were rendered with given font.",
-                "hidden": true
+                "experimental": true
+            },
+            {
+                "id": "CSSKeyframesRule",
+                "type": "object",
+                "properties": [
+                    { "name": "animationName", "$ref": "Value", "description": "Animation name." },
+                    { "name": "keyframes", "type": "array", "items": { "$ref": "CSSKeyframeRule" }, "description": "List of keyframes." }
+                ],
+                "description": "CSS keyframes rule representation."
+            },
+            {
+                "id": "CSSKeyframeRule",
+                "type": "object",
+                "properties": [
+                    { "name": "styleSheetId", "$ref": "StyleSheetId", "optional": true, "description": "The css style sheet identifier (absent for user agent stylesheet and user-specified stylesheet rules) this rule came from." },
+                    { "name": "origin", "$ref": "StyleSheetOrigin", "description": "Parent stylesheet's origin."},
+                    { "name": "keyText", "$ref": "Value", "description": "Associated key text." },
+                    { "name": "style", "$ref": "CSSStyle", "description": "Associated style declaration." }
+                ],
+                "description": "CSS keyframe rule representation."
+            },
+            {
+                "id": "StyleDeclarationEdit",
+                "type": "object",
+                "properties": [
+                    { "name": "styleSheetId", "$ref": "StyleSheetId", "description": "The css style sheet identifier." },
+                    { "name": "range", "$ref": "SourceRange", "description": "The range of the style text in the enclosing stylesheet." },
+                    { "name": "text", "type": "string", "description": "New style text."}
+                ],
+                "description": "A descriptor of operation to mutate style declaration text."
+            },
+            {
+                "id": "InlineTextBox",
+                "type": "object",
+                "properties": [
+                    { "name": "boundingBox", "$ref": "DOM.Rect", "description": "The absolute position bounding box." },
+                    { "name": "startCharacterIndex", "type": "integer", "description": "The starting index in characters, for this post layout textbox substring." },
+                    { "name": "numCharacters", "type": "integer", "description": "The number of characters in this post layout textbox substring." }
+                ],
+                "description": "Details of post layout rendered text positions. The exact layout should not be regarded as stable and may change between versions.",
+                "experimental": true
+            },
+            {
+                "id": "LayoutTreeNode",
+                "type": "object",
+                "properties": [
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "The id of the related DOM node matching one from DOM.GetDocument." },
+                    { "name": "boundingBox", "$ref": "DOM.Rect", "description": "The absolute position bounding box." },
+                    { "name": "layoutText", "type": "string", "optional": true, "description": "Contents of the LayoutText if any" },
+                    { "name": "inlineTextNodes", "type": "array", "optional": true, "items": { "$ref": "InlineTextBox" }, "description": "The post layout inline text nodes, if any." },
+                    { "name": "styleIndex", "type": "integer", "optional": true, "description": "Index into the computedStyles array returned by getLayoutTreeAndStyles." }
+                ],
+                "description": "Details of an element in the DOM tree with a LayoutObject.",
+                "experimental": true
+            },
+            {
+                "id": "ComputedStyle",
+                "type": "object",
+                "properties": [
+                    { "name": "properties", "type": "array", "items": { "$ref": "CSSComputedStyleProperty" } }
+                ],
+                "description": "A subset of the full ComputedStyle as defined by the request whitelist.",
+                "experimental": true
             }
         ],
         "commands": [
             {
                 "name": "enable",
-                "async": true,
                 "description": "Enables the CSS agent for the given page. Clients should not assume that the CSS agent has been enabled until the result of this command is received."
             },
             {
@@ -2968,14 +2978,15 @@
             {
                 "name": "getMatchedStylesForNode",
                 "parameters": [
-                    { "name": "nodeId", "$ref": "DOM.NodeId" },
-                    { "name": "excludePseudo", "type": "boolean", "optional": true, "description": "Whether to exclude pseudo styles (default: false)." },
-                    { "name": "excludeInherited", "type": "boolean", "optional": true, "description": "Whether to exclude inherited styles (default: false)." }
+                    { "name": "nodeId", "$ref": "DOM.NodeId" }
                 ],
                 "returns": [
+                    { "name": "inlineStyle", "$ref": "CSSStyle", "optional": true, "description": "Inline style for the specified DOM node." },
+                    { "name": "attributesStyle", "$ref": "CSSStyle", "optional": true, "description": "Attribute-defined element style (e.g. resulting from \"width=20 height=100%\")."},
                     { "name": "matchedCSSRules", "type": "array", "items": { "$ref": "RuleMatch" }, "optional": true, "description": "CSS rules matching this node, from all applicable stylesheets." },
-                    { "name": "pseudoElements", "type": "array", "items": { "$ref": "PseudoIdMatches" }, "optional": true, "description": "Pseudo style matches for this node." },
-                    { "name": "inherited", "type": "array", "items": { "$ref": "InheritedStyleEntry" }, "optional": true, "description": "A chain of inherited styles (from the immediate node parent up to the DOM tree root)." }
+                    { "name": "pseudoElements", "type": "array", "items": { "$ref": "PseudoElementMatches" }, "optional": true, "description": "Pseudo style matches for this node." },
+                    { "name": "inherited", "type": "array", "items": { "$ref": "InheritedStyleEntry" }, "optional": true, "description": "A chain of inherited styles (from the immediate node parent up to the DOM tree root)." },
+                    { "name": "cssKeyframesRules", "type": "array", "items": { "$ref": "CSSKeyframesRule" }, "optional": true, "description": "A list of CSS keyframed animations matching this node." }
                 ],
                 "description": "Returns requested styles for a DOM node identified by <code>nodeId</code>."
             },
@@ -3006,11 +3017,10 @@
                     { "name": "nodeId", "$ref": "DOM.NodeId" }
                 ],
                 "returns": [
-                    { "name": "cssFamilyName", "type": "string", "description": "Font family name which is determined by computed style." },
                     { "name": "fonts", "type": "array", "items": { "$ref": "PlatformFontUsage" }, "description": "Usage statistics for every employed platform font." }
                 ],
                 "description": "Requests information about platform fonts which we used to render child TextNodes in the given node.",
-                "hidden": true
+                "experimental": true
             },
             {
                 "name": "getStyleSheetText",
@@ -3023,24 +3033,26 @@
                 "description": "Returns the current textual content and the URL for a stylesheet."
             },
             {
-                "name": "setStyleSheetText",
+                "name": "collectClassNames",
                 "parameters": [
-                    { "name": "styleSheetId", "$ref": "StyleSheetId" },
-                    { "name": "text", "type": "string" }
+                    { "name": "styleSheetId", "$ref": "StyleSheetId" }
                 ],
-                "description": "Sets the new stylesheet text."
+                "returns": [
+                    {"name": "classNames", "type": "array", "items": { "type": "string" }, "description": "Class name list." }
+                ],
+                "description": "Returns all class names from specified stylesheet.",
+                "experimental": true
             },
             {
-                "name": "setPropertyText",
+                "name": "setStyleSheetText",
                 "parameters": [
                     { "name": "styleSheetId", "$ref": "StyleSheetId" },
-                    { "name": "range", "$ref": "SourceRange", "description": "Either a source range of the property to be edited or an empty range representing a position for the property insertion." },
                     { "name": "text", "type": "string" }
                 ],
                 "returns": [
-                    { "name": "style", "$ref": "CSSStyle", "description": "The resulting style after the property text modification." }
+                    { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with script (if any)." }
                 ],
-                "description": "Either replaces a property identified by <code>styleSheetId</code> and <code>range</code> with <code>text</code> or inserts a new property <code>text</code> at the position identified by an empty <code>range</code>."
+                "description": "Sets the new stylesheet text."
             },
             {
                 "name": "setRuleSelector",
@@ -3050,10 +3062,32 @@
                     { "name": "selector", "type": "string" }
                 ],
                 "returns": [
-                    { "name": "rule", "$ref": "CSSRule", "description": "The resulting rule after the selector modification." }
+                    { "name": "selectorList", "$ref": "SelectorList", "description": "The resulting selector list after modification." }
                 ],
                 "description": "Modifies the rule selector."
             },
+            {
+                "name": "setKeyframeKey",
+                "parameters": [
+                    { "name": "styleSheetId", "$ref": "StyleSheetId" },
+                    { "name": "range", "$ref": "SourceRange" },
+                    { "name": "keyText", "type": "string" }
+                ],
+                "returns": [
+                    { "name": "keyText", "$ref": "Value", "description": "The resulting key text after modification." }
+                ],
+                "description": "Modifies the keyframe rule key text."
+            },
+            {
+                "name": "setStyleTexts",
+                "parameters": [
+                    { "name": "edits", "type": "array", "items": { "$ref": "StyleDeclarationEdit" }}
+                ],
+                "returns": [
+                    { "name": "styles", "type": "array", "items": { "$ref": "CSSStyle" }, "description": "The resulting styles after modification." }
+                ],
+                "description": "Applies specified style edits one after another in the given order."
+            },
             {
                 "name": "setMediaText",
                 "parameters": [
@@ -3102,7 +3136,52 @@
                     { "name": "medias", "type": "array", "items": { "$ref": "CSSMedia" } }
                 ],
                 "description": "Returns all media queries parsed by the rendering engine.",
-                "hidden": true
+                "experimental": true
+            },
+            {
+                "name": "setEffectivePropertyValueForNode",
+                "parameters": [
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "The element id for which to set property." },
+                    { "name": "propertyName", "type": "string"},
+                    { "name": "value", "type": "string"}
+                ],
+                "description": "Find a rule with the given active property for the given node and set the new value for this property",
+                "experimental": true
+            },
+            {
+                "name": "getBackgroundColors",
+                "parameters": [
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Id of the node to get background colors for." }
+                ],
+                "returns": [
+                    { "name": "backgroundColors", "type": "array", "items": { "type": "string" }, "description": "The range of background colors behind this element, if it contains any visible text. If no visible text is present, this will be undefined. In the case of a flat background color, this will consist of simply that color. In the case of a gradient, this will consist of each of the color stops. For anything more complicated, this will be an empty array. Images will be ignored (as if the image had failed to load).", "optional": true }
+                ],
+                "experimental": true
+            },
+            {
+                "name": "getLayoutTreeAndStyles",
+                "parameters": [
+                    { "name": "computedStyleWhitelist", "type": "array", "items": { "type": "string" }, "description": "Whitelist of computed styles to return." }
+                ],
+                "returns": [
+                    { "name": "layoutTreeNodes", "type": "array", "items": { "$ref": "LayoutTreeNode" } },
+                    { "name": "computedStyles", "type": "array", "items": { "$ref": "ComputedStyle" } }
+                ],
+                "description": "For the main document and any content documents, return the LayoutTreeNodes and a whitelisted subset of the computed style. It only returns pushed nodes, on way to pull all nodes is to call DOM.getDocument with a depth of -1.",
+                "experimental": true
+	    },
+            {
+                "name": "startRuleUsageTracking",
+                "description": "Enables the selector recording.",
+                "experimental": true
+            },
+            {
+                "name": "stopRuleUsageTracking",
+                "returns": [
+                    { "name": "ruleUsage", "type": "array", "items": { "$ref": "RuleUsage" } }
+                ],
+                "description": "The list of rules with an indication of whether these were used",
+                "experimental": true
             }
         ],
         "events": [
@@ -3110,6 +3189,10 @@
                 "name": "mediaQueryResultChanged",
                 "description": "Fires whenever a MediaQuery result changes (for example, after a browser window has been resized.) The current implementation considers only viewport-dependent media features."
             },
+            {
+                "name": "fontsUpdated",
+                "description": "Fires whenever a web font gets loaded."
+            },
             {
                 "name": "styleSheetChanged",
                 "parameters": [
@@ -3134,979 +3217,332 @@
         ]
     },
     {
-        "domain": "Timeline",
-        "description": "Timeline domain is deprecated. Please use Tracing instead.",
+        "domain": "IO",
+        "description": "Input/Output operations for streams produced by DevTools.",
+        "experimental": true,
         "types": [
             {
-                "id": "TimelineEvent",
-                "type": "object",
-                "properties": [
-                    { "name": "type", "type": "string", "description": "Event type." },
-                    { "name": "data", "type": "object", "description": "Event data." },
-                    { "name": "startTime", "type": "number", "description": "Start time." },
-                    { "name": "endTime", "type": "number", "optional": true, "description": "End time." },
-                    { "name": "children", "type": "array", "optional": true, "items": { "$ref": "TimelineEvent" }, "description": "Nested records." },
-                    { "name": "thread", "type": "string", "optional": true, "hidden": true, "description": "If present, identifies the thread that produced the event." },
-                    { "name": "stackTrace", "$ref": "Console.StackTrace", "optional": true, "hidden": true, "description": "Stack trace." },
-                    { "name": "frameId", "type": "string", "optional": true, "hidden": true, "description": "Unique identifier of the frame within the page that the event relates to." }
-                ],
-                "description": "Timeline record contains information about the recorded activity."
+                "id": "StreamHandle",
+                "type": "string"
             }
         ],
         "commands": [
             {
-                "name": "enable",
-                "description": "Deprecated."
-            },
-            {
-                "name": "disable",
-                "description": "Deprecated."
-            },
-            {
-                "name": "start",
+                "name": "read",
+                "description": "Read a chunk of the stream",
                 "parameters": [
-                    { "name": "maxCallStackDepth", "optional": true, "type": "integer", "description": "Samples JavaScript stack traces up to <code>maxCallStackDepth</code>, defaults to 5." },
-                    { "name": "bufferEvents", "optional": true, "type": "boolean", "hidden": true, "description": "Whether instrumentation events should be buffered and returned upon <code>stop</code> call." },
-                    { "name": "liveEvents", "optional": true, "type": "string", "hidden": true, "description": "Coma separated event types to issue although bufferEvents is set."},
-                    { "name": "includeCounters", "optional": true, "type": "boolean", "hidden": true, "description": "Whether counters data should be included into timeline events." },
-                    { "name": "includeGPUEvents", "optional": true, "type": "boolean", "hidden": true, "description": "Whether events from GPU process should be collected." }
+                    { "name": "handle", "$ref": "StreamHandle", "description": "Handle of the stream to read." },
+                    { "name": "offset", "type": "integer", "optional": true, "description": "Seek to the specified offset before reading (if not specificed, proceed with offset following the last read)." },
+                    { "name": "size", "type": "integer", "optional": true,  "description": "Maximum number of bytes to read (left upon the agent discretion if not specified)." }
                 ],
-                "description": "Deprecated."
+                "returns": [
+                    { "name": "data", "type": "string", "description": "Data that were read." },
+                    { "name": "eof", "type": "boolean", "description": "Set if the end-of-file condition occured while reading." }
+                ]
             },
             {
-                "name": "stop",
-                "description": "Deprecated."
-            }
-        ],
-        "events": [
-            {
-                "name": "eventRecorded",
+                "name": "close",
+                "description": "Close the stream, discard any temporary backing storage.",
                 "parameters": [
-                    { "name": "record", "$ref": "TimelineEvent", "description": "Timeline event record data." }
-                ],
-                "description": "Deprecated."
+                    { "name": "handle", "$ref": "StreamHandle", "description": "Handle of the stream to close." }
+                ]
             }
         ]
     },
     {
-        "domain": "Debugger",
-        "description": "Debugger domain exposes JavaScript debugging capabilities. It allows setting and removing breakpoints, stepping through execution, exploring stack traces, etc.",
+        "domain": "DOMDebugger",
+        "description": "DOM debugging allows setting breakpoints on particular DOM operations and events. JavaScript execution will stop on these operations as if there was a regular breakpoint set.",
+        "dependencies": ["DOM", "Debugger"],
         "types": [
             {
-                "id": "BreakpointId",
-                "type": "string",
-                "description": "Breakpoint identifier."
-            },
-            {
-                "id": "ScriptId",
-                "type": "string",
-                "description": "Unique script identifier."
-            },
-            {
-                "id": "CallFrameId",
+                "id": "DOMBreakpointType",
                 "type": "string",
-                "description": "Call frame identifier."
+                "enum": ["subtree-modified", "attribute-modified", "node-removed"],
+                "description": "DOM breakpoint type."
             },
             {
-                "id": "Location",
+                "id": "EventListener",
                 "type": "object",
+                "description": "Object event listener.",
                 "properties": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Script identifier as reported in the <code>Debugger.scriptParsed</code>." },
+                    { "name": "type", "type": "string", "description": "<code>EventListener</code>'s type." },
+                    { "name": "useCapture", "type": "boolean", "description": "<code>EventListener</code>'s useCapture." },
+                    { "name": "passive", "type": "boolean", "description": "<code>EventListener</code>'s passive flag." },
+                    { "name": "once", "type": "boolean", "description": "<code>EventListener</code>'s once flag." },
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Script id of the handler code." },
                     { "name": "lineNumber", "type": "integer", "description": "Line number in the script (0-based)." },
-                    { "name": "columnNumber", "type": "integer", "optional": true, "description": "Column number in the script (0-based)." }
+                    { "name": "columnNumber", "type": "integer", "description": "Column number in the script (0-based)." },
+                    { "name": "handler", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Event handler function value." },
+                    { "name": "originalHandler", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Event original handler function value." },
+                    { "name": "backendNodeId", "$ref": "DOM.BackendNodeId", "optional": true, "description": "Node the listener is added to (if any)." }
+                ],
+                "experimental": true
+            }
+        ],
+        "commands": [
+            {
+                "name": "setDOMBreakpoint",
+                "parameters": [
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Identifier of the node to set breakpoint on." },
+                    { "name": "type", "$ref": "DOMBreakpointType", "description": "Type of the operation to stop upon." }
                 ],
-                "description": "Location in the source code."
+                "description": "Sets breakpoint on particular operation with DOM."
             },
             {
-                "id": "FunctionDetails",
-                "hidden": true,
-                "type": "object",
-                "properties": [
-                    { "name": "location", "$ref": "Location", "optional": true, "description": "Location of the function, none for native functions." },
-                    { "name": "functionName", "type": "string", "description": "Name of the function." },
-                    { "name": "isGenerator", "type": "boolean", "description": "Whether this is a generator function." },
-                    { "name": "scopeChain", "type": "array", "optional": true, "items": { "$ref": "Scope" }, "description": "Scope chain for this closure." }
+                "name": "removeDOMBreakpoint",
+                "parameters": [
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Identifier of the node to remove breakpoint from." },
+                    { "name": "type", "$ref": "DOMBreakpointType", "description": "Type of the breakpoint to remove." }
                 ],
-                "description": "Information about the function."
+                "description": "Removes DOM breakpoint that was set using <code>setDOMBreakpoint</code>."
             },
             {
-                "id": "GeneratorObjectDetails",
-                "hidden": true,
-                "type": "object",
-                "properties": [
-                    { "name": "function", "$ref": "Runtime.RemoteObject", "description": "Generator function." },
-                    { "name": "functionName", "type": "string", "description": "Name of the generator function." },
-                    { "name": "status", "type": "string", "enum": ["running", "suspended", "closed"], "description": "Current generator object status." },
-                    { "name": "location", "$ref": "Location", "optional": true, "description": "If suspended, location where generator function was suspended (e.g. location of the last 'yield'). Otherwise, location of the generator function." }
+                "name": "setEventListenerBreakpoint",
+                "parameters": [
+                    { "name": "eventName", "type": "string", "description": "DOM Event name to stop on (any DOM event will do)." },
+                    { "name": "targetName", "type": "string", "optional": true, "description": "EventTarget interface name to stop on. If equal to <code>\"*\"</code> or not provided, will stop on any EventTarget.", "experimental": true }
                 ],
-                "description": "Information about the generator object."
+                "description": "Sets breakpoint on particular DOM event."
             },
             {
-                "id": "CollectionEntry",
-                "hidden": true,
-                "type": "object",
-                "properties": [
-                    { "name": "key", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Entry key of a map-like collection, otherwise not provided." },
-                    { "name": "value", "$ref": "Runtime.RemoteObject", "description": "Entry value." }
+                "name": "removeEventListenerBreakpoint",
+                "parameters": [
+                    { "name": "eventName", "type": "string", "description": "Event name." },
+                    { "name": "targetName", "type": "string", "optional": true, "description": "EventTarget interface name.", "experimental": true }
                 ],
-                "description": "Collection entry."
+                "description": "Removes breakpoint on particular DOM event."
             },
             {
-                "id": "CallFrame",
-                "type": "object",
-                "properties": [
-                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Call frame identifier. This identifier is only valid while the virtual machine is paused." },
-                    { "name": "functionName", "type": "string", "description": "Name of the JavaScript function called on this call frame." },
-                    { "name": "functionLocation", "$ref": "Location", "optional": true, "hidden": true, "description": "Location in the source code." },
-                    { "name": "location", "$ref": "Location", "description": "Location in the source code." },
-                    { "name": "scopeChain", "type": "array", "items": { "$ref": "Scope" }, "description": "Scope chain for this call frame." },
-                    { "name": "this", "$ref": "Runtime.RemoteObject", "description": "<code>this</code> object for this call frame." },
-                    { "name": "returnValue", "$ref": "Runtime.RemoteObject", "optional": true, "hidden": true, "description": "The value being returned, if the function is at return point." }
+                "name": "setInstrumentationBreakpoint",
+                "parameters": [
+                    { "name": "eventName", "type": "string", "description": "Instrumentation name to stop on." }
                 ],
-                "description": "JavaScript call frame. Array of call frames form the call stack."
+                "description": "Sets breakpoint on particular native event.",
+                "experimental": true
             },
             {
-                "id": "StackTrace",
-                "type": "object",
-                "properties": [
-                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "Call frames of the stack trace." },
-                    { "name": "description", "type": "string", "optional": true, "description": "String label of this stack trace. For async traces this may be a name of the function that initiated the async call." },
-                    { "name": "asyncStackTrace", "$ref": "StackTrace", "optional": true, "description": "Async stack trace, if any." }
+                "name": "removeInstrumentationBreakpoint",
+                "parameters": [
+                    { "name": "eventName", "type": "string", "description": "Instrumentation name to stop on." }
                 ],
-                "description": "JavaScript call stack, including async stack traces.",
-                "hidden": true
+                "description": "Removes breakpoint on particular native event.",
+                "experimental": true
             },
             {
-                "id": "Scope",
-                "type": "object",
-                "properties": [
-                    { "name": "type", "type": "string", "enum": ["global", "local", "with", "closure", "catch", "block", "script"], "description": "Scope type." },
-                    { "name": "object", "$ref": "Runtime.RemoteObject", "description": "Object representing the scope. For <code>global</code> and <code>with</code> scopes it represents the actual object; for the rest of the scopes, it is artificial transient object enumerating scope variables as its properties." }
+                "name": "setXHRBreakpoint",
+                "parameters": [
+                    { "name": "url", "type": "string", "description": "Resource URL substring. All XHRs having this substring in the URL will get stopped upon." }
                 ],
-                "description": "Scope description."
+                "description": "Sets breakpoint on XMLHttpRequest."
             },
             {
-                "id": "ExceptionDetails",
-                "type": "object",
-                "description": "Detailed information on exception (or error) that was thrown during script compilation or execution.",
-                "properties": [
-                    { "name": "text", "type": "string", "description": "Exception text." },
-                    { "name": "url", "type": "string", "optional": true, "description": "URL of the message origin." },
-                    { "name": "scriptId", "type": "string", "optional": true, "description": "Script ID of the message origin." },
-                    { "name": "line", "type": "integer", "optional": true, "description": "Line number in the resource that generated this message." },
-                    { "name": "column", "type": "integer", "optional": true, "description": "Column number in the resource that generated this message." },
-                    { "name": "stackTrace", "$ref": "Console.StackTrace", "optional": true, "description": "JavaScript stack trace for assertions and error messages." }
-                ]
-            },
-            {
-                "id": "SetScriptSourceError",
-                "type": "object",
-                "properties": [
-                    { "name": "compileError", "optional": true, "type": "object", "properties":
-                        [
-                            { "name": "message", "type": "string", "description": "Compiler error message" },
-                            { "name": "lineNumber", "type": "integer", "description": "Compile error line number (1-based)" },
-                            { "name": "columnNumber", "type": "integer", "description": "Compile error column number (1-based)" }
-                        ]
-                    }
-                ],
-                "description": "Error data for setScriptSource command. compileError is a case type for uncompilable script source error.",
-                "hidden": true
-            },
-            {
-                "id": "PromiseDetails",
-                "type": "object",
-                "description": "Information about the promise.",
-                "properties": [
-                    { "name": "id", "type": "integer", "description": "Unique id of the promise." },
-                    { "name": "status", "type": "string", "enum": ["pending", "resolved", "rejected"], "description": "Status of the promise." },
-                    { "name": "parentId", "type": "integer", "optional": true, "description": "Id of the parent promise." },
-                    { "name": "callFrame", "$ref": "Console.CallFrame", "optional": true, "description": "Top call frame on promise creation."},
-                    { "name": "creationTime", "type": "number", "optional": true, "description": "Creation time of the promise." },
-                    { "name": "settlementTime", "type": "number", "optional": true, "description": "Settlement time of the promise." },
-                    { "name": "creationStack", "$ref": "Console.StackTrace", "optional": true, "description": "JavaScript stack trace on promise creation." },
-                    { "name": "asyncCreationStack", "$ref": "Console.AsyncStackTrace", "optional": true, "description": "JavaScript asynchronous stack trace on promise creation, if available." },
-                    { "name": "settlementStack", "$ref": "Console.StackTrace", "optional": true, "description": "JavaScript stack trace on promise settlement." },
-                    { "name": "asyncSettlementStack", "$ref": "Console.AsyncStackTrace", "optional": true, "description": "JavaScript asynchronous stack trace on promise settlement, if available." }
-                ],
-                "hidden": true
-            },
-            {
-                "id": "AsyncOperation",
-                "type": "object",
-                "description": "Information about the async operation.",
-                "properties": [
-                    { "name": "id", "type": "integer", "description": "Unique id of the async operation." },
-                    { "name": "description", "type": "string", "description": "String description of the async operation." },
-                    { "name": "stackTrace", "$ref": "Console.StackTrace", "optional": true, "description": "Stack trace where async operation was scheduled." },
-                    { "name": "asyncStackTrace", "$ref": "Console.AsyncStackTrace", "optional": true, "description": "Asynchronous stack trace where async operation was scheduled, if available." }
-                ],
-                "hidden": true
-            },
-            {
-                "id": "SearchMatch",
-                "type": "object",
-                "description": "Search match for resource.",
-                "properties": [
-                    { "name": "lineNumber", "type": "number", "description": "Line number in resource content." },
-                    { "name": "lineContent", "type": "string", "description": "Line with match content." }
-                ],
-                "hidden": true
-            }
-        ],
-        "commands": [
-            {
-                "name": "enable",
-                "description": "Enables debugger for the given page. Clients should not assume that the debugging has been enabled until the result for this command is received."
-            },
-            {
-                "name": "disable",
-                "description": "Disables debugger for given page."
-            },
-            {
-                "name": "setBreakpointsActive",
-                "parameters": [
-                    { "name": "active", "type": "boolean", "description": "New value for breakpoints active state." }
-                ],
-                "description": "Activates / deactivates all breakpoints on the page."
-            },
-            {
-                "name": "setSkipAllPauses",
-                "hidden": true,
-                "parameters": [
-                    { "name": "skipped", "type": "boolean", "description": "New value for skip pauses state." }
-                ],
-                "description": "Makes page not interrupt on any pauses (breakpoint, exception, dom exception etc)."
-            },
-            {
-                "name": "setBreakpointByUrl",
-                "parameters": [
-                    { "name": "lineNumber", "type": "integer", "description": "Line number to set breakpoint at." },
-                    { "name": "url", "type": "string", "optional": true, "description": "URL of the resources to set breakpoint on." },
-                    { "name": "urlRegex", "type": "string", "optional": true, "description": "Regex pattern for the URLs of the resources to set breakpoints on. Either <code>url</code> or <code>urlRegex</code> must be specified." },
-                    { "name": "columnNumber", "type": "integer", "optional": true, "description": "Offset in the line to set breakpoint at." },
-                    { "name": "condition", "type": "string", "optional": true, "description": "Expression to use as a breakpoint condition. When specified, debugger will only stop on the breakpoint if this expression evaluates to true." }
-                ],
-                "returns": [
-                    { "name": "breakpointId", "$ref": "BreakpointId", "description": "Id of the created breakpoint for further reference." },
-                    { "name": "locations", "type": "array", "items": { "$ref": "Location" }, "description": "List of the locations this breakpoint resolved into upon addition." }
-                ],
-                "description": "Sets JavaScript breakpoint at given location specified either by URL or URL regex. Once this command is issued, all existing parsed scripts will have breakpoints resolved and returned in <code>locations</code> property. Further matching script parsing will result in subsequent <code>breakpointResolved</code> events issued. This logical breakpoint will survive page reloads."
-            },
-            {
-                "name": "setBreakpoint",
-                "parameters": [
-                    { "name": "location", "$ref": "Location", "description": "Location to set breakpoint in." },
-                    { "name": "condition", "type": "string", "optional": true, "description": "Expression to use as a breakpoint condition. When specified, debugger will only stop on the breakpoint if this expression evaluates to true." }
-                ],
-                "returns": [
-                    { "name": "breakpointId", "$ref": "BreakpointId", "description": "Id of the created breakpoint for further reference." },
-                    { "name": "actualLocation", "$ref": "Location", "description": "Location this breakpoint resolved into." }
-                ],
-                "description": "Sets JavaScript breakpoint at a given location."
-            },
-            {
-                "name": "removeBreakpoint",
-                "parameters": [
-                    { "name": "breakpointId", "$ref": "BreakpointId" }
-                ],
-                "description": "Removes JavaScript breakpoint."
-            },
-            {
-                "name": "continueToLocation",
-                "parameters": [
-                    { "name": "location", "$ref": "Location", "description": "Location to continue to." },
-                    { "name": "interstatementLocation", "type": "boolean", "optional": true, "hidden": true, "description": "Allows breakpoints at the intemediate positions inside statements." }
-                ],
-                "description": "Continues execution until specific location is reached."
-            },
-            {
-                "name": "stepOver",
-                "description": "Steps over the statement."
-            },
-            {
-                "name": "stepInto",
-                "description": "Steps into the function call."
-            },
-            {
-                "name": "stepOut",
-                "description": "Steps out of the function call."
-            },
-            {
-                "name": "pause",
-                "description": "Stops on the next JavaScript statement."
-            },
-            {
-                "name": "resume",
-                "description": "Resumes JavaScript execution."
-            },
-            {
-                "name": "stepIntoAsync",
-                "description": "Steps into the first async operation handler that was scheduled by or after the current statement.",
-                "hidden": true
-            },
-            {
-                "name": "searchInContent",
-                "parameters": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Id of the script to search in." },
-                    { "name": "query", "type": "string", "description": "String to search for."  },
-                    { "name": "caseSensitive", "type": "boolean", "optional": true, "description": "If true, search is case sensitive." },
-                    { "name": "isRegex", "type": "boolean", "optional": true, "description": "If true, treats string parameter as regex." }
-                ],
-                "returns": [
-                    { "name": "result", "type": "array", "items": { "$ref": "SearchMatch" }, "description": "List of search matches." }
-                ],
-                "description": "Searches for given string in script content."
-            },
-            {
-                "name": "canSetScriptSource",
-                "returns": [
-                    { "name": "result", "type": "boolean", "description": "True if <code>setScriptSource</code> is supported." }
-                ],
-                "description": "Always returns true."
-            },
-            {
-                "name": "setScriptSource",
-                "parameters": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Id of the script to edit." },
-                    { "name": "scriptSource", "type": "string", "description": "New content of the script." },
-                    { "name": "preview", "type": "boolean", "optional": true, "description": " If true the change will not actually be applied. Preview mode may be used to get result description without actually modifying the code.", "hidden": true }
-                ],
-                "returns": [
-                    { "name": "callFrames", "type": "array", "optional": true, "items": { "$ref": "CallFrame" }, "description": "New stack trace in case editing has happened while VM was stopped." },
-                    { "name": "result", "type": "object", "optional": true, "description": "VM-specific description of the changes applied.", "hidden": true },
-                    { "name": "asyncStackTrace", "$ref": "StackTrace", "optional": true, "description": "Async stack trace, if any.", "hidden": true }
-                ],
-                "error": {
-                    "$ref": "SetScriptSourceError"
-                },
-                "description": "Edits JavaScript source live."
-            },
-            {
-                "name": "restartFrame",
-                "parameters": [
-                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Call frame identifier to evaluate on." }
-                ],
-                "returns": [
-                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "New stack trace." },
-                    { "name": "result", "type": "object", "description": "VM-specific description." },
-                    { "name": "asyncStackTrace", "$ref": "StackTrace", "optional": true, "description": "Async stack trace, if any." }
-                ],
-                "hidden": true,
-                "description": "Restarts particular call frame from the beginning."
-            },
-            {
-                "name": "getScriptSource",
-                "parameters": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Id of the script to get source for." }
-                ],
-                "returns": [
-                    { "name": "scriptSource", "type": "string", "description": "Script source." }
-                ],
-                "description": "Returns source for the script with given id."
-            },
-            {
-                "name": "getFunctionDetails",
-                "hidden": true,
-                "parameters": [
-                    { "name": "functionId", "$ref": "Runtime.RemoteObjectId", "description": "Id of the function to get details for." }
-                ],
-                "returns": [
-                    { "name": "details", "$ref": "FunctionDetails", "description": "Information about the function." }
-                ],
-                "description": "Returns detailed information on given function."
-            },
-            {
-                "name": "getGeneratorObjectDetails",
-                "hidden": true,
-                "parameters": [
-                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "description": "Id of the generator object to get details for." }
-                ],
-                "returns": [
-                    { "name": "details", "$ref": "GeneratorObjectDetails", "description": "Information about the generator object." }
-                ],
-                "description": "Returns detailed information on given generator object."
-            },
-            {
-                "name": "getCollectionEntries",
-                "hidden": true,
-                "parameters": [
-                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "description": "Id of the collection to get entries for." }
-                ],
-                "returns": [
-                    { "name": "entries", "type": "array", "items": { "$ref": "CollectionEntry" }, "description": "Array of collection entries." }
-                ],
-                "description": "Returns entries of given collection."
-            },
-            {
-                "name": "setPauseOnExceptions",
-                "parameters": [
-                    { "name": "state", "type": "string", "enum": ["none", "uncaught", "all"], "description": "Pause on exceptions mode." }
-                ],
-                "description": "Defines pause on exceptions state. Can be set to stop on all exceptions, uncaught exceptions or no exceptions. Initial pause on exceptions state is <code>none</code>."
-            },
-            {
-                "name": "evaluateOnCallFrame",
-                "parameters": [
-                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Call frame identifier to evaluate on." },
-                    { "name": "expression", "type": "string", "description": "Expression to evaluate." },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "String object group name to put result into (allows rapid releasing resulting object handles using <code>releaseObjectGroup</code>)." },
-                    { "name": "includeCommandLineAPI", "type": "boolean", "optional": true, "description": "Specifies whether command line API should be available to the evaluated expression, defaults to false.", "hidden": true },
-                    { "name": "doNotPauseOnExceptionsAndMuteConsole", "type": "boolean", "optional": true, "description": "Specifies whether evaluation should stop on exceptions and mute console. Overrides setPauseOnException state.", "hidden": true },
-                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
-                    { "name": "generatePreview", "type": "boolean", "optional": true, "hidden": true, "description": "Whether preview should be generated for the result." }
-                ],
-                "returns": [
-                    { "name": "result", "$ref": "Runtime.RemoteObject", "description": "Object wrapper for the evaluation result." },
-                    { "name": "wasThrown", "type": "boolean", "optional": true, "description": "True if the result was thrown during the evaluation." },
-                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "hidden": true, "description": "Exception details."}
-                ],
-                "description": "Evaluates expression on a given call frame."
-            },
-            {
-                "name": "compileScript",
-                "hidden": true,
-                "parameters": [
-                    { "name": "expression", "type": "string", "description": "Expression to compile." },
-                    { "name": "sourceURL", "type": "string", "description": "Source url to be set for the script." },
-                    { "name": "persistScript", "type": "boolean", "description": "Specifies whether the compiled script should be persisted." },
-                    { "name": "executionContextId", "$ref": "Runtime.ExecutionContextId", "optional": true, "description": "Specifies in which isolated context to perform script run. Each content script lives in an isolated context and this parameter may be used to specify one of those contexts. If the parameter is omitted or 0 the evaluation will be performed in the context of the inspected page." }
-                ],
-                "returns": [
-                    { "name": "scriptId", "$ref": "ScriptId", "optional": true, "description": "Id of the script." },
-                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
-                ],
-                "description": "Compiles expression."
-            },
-            {
-                "name": "runScript",
-                "hidden": true,
-                "parameters": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Id of the script to run." },
-                    { "name": "executionContextId", "$ref": "Runtime.ExecutionContextId", "optional": true, "description": "Specifies in which isolated context to perform script run. Each content script lives in an isolated context and this parameter may be used to specify one of those contexts. If the parameter is omitted or 0 the evaluation will be performed in the context of the inspected page." },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." },
-                    { "name": "doNotPauseOnExceptionsAndMuteConsole", "type": "boolean", "optional": true, "description": "Specifies whether script run should stop on exceptions and mute console. Overrides setPauseOnException state." }
-                ],
-                "returns": [
-                    { "name": "result", "$ref": "Runtime.RemoteObject", "description": "Run result." },
-                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
-                ],
-                "description": "Runs script with given id in a given context."
-            },
-            {
-                "name": "setVariableValue",
-                "parameters": [
-                    { "name": "scopeNumber", "type": "integer", "description": "0-based number of scope as was listed in scope chain. Only 'local', 'closure' and 'catch' scope types are allowed. Other scopes could be manipulated manually." },
-                    { "name": "variableName", "type": "string", "description": "Variable name." },
-                    { "name": "newValue", "$ref": "Runtime.CallArgument", "description": "New variable value." },
-                    { "name": "callFrameId", "$ref": "CallFrameId", "optional": true, "description": "Id of callframe that holds variable." },
-                    { "name": "functionObjectId", "$ref": "Runtime.RemoteObjectId", "optional": true, "description": "Object id of closure (function) that holds variable." }
-                ],
-                "hidden": true,
-                "description": "Changes value of variable in a callframe or a closure. Either callframe or function must be specified. Object-based scopes are not supported and must be mutated manually."
-            },
-            {
-                "name": "getStepInPositions",
-                "parameters": [
-                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Id of a call frame where the current statement should be analized" }
-                ],
-                "returns": [
-                    { "name": "stepInPositions", "type": "array", "items": { "$ref": "Location" }, "optional": true, "description": "experimental" }
-                ],
-                "hidden": true,
-                "description": "Lists all positions where step-in is possible for a current statement in a specified call frame"
-            },
-            {
-                "name": "getBacktrace",
-                "returns": [
-                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "Call stack the virtual machine stopped on." },
-                    { "name": "asyncStackTrace", "$ref": "StackTrace", "optional": true, "description": "Async stack trace, if any." }
-                ],
-                "hidden": true,
-                "description": "Returns call stack including variables changed since VM was paused. VM must be paused."
-            },
-            {
-                "name": "skipStackFrames",
-                "parameters": [
-                    { "name": "script", "type": "string", "optional": true, "description": "Regular expression defining the scripts to ignore while stepping." },
-                    { "name": "skipContentScripts", "type": "boolean", "optional": true, "description": "True, if all content scripts should be ignored." }
-                ],
-                "hidden": true,
-                "description": "Makes backend skip steps in the sources with names matching given pattern. VM will try leave blacklisted scripts by performing 'step in' several times, finally resorting to 'step out' if unsuccessful."
-            },
-            {
-                "name": "setAsyncCallStackDepth",
-                "parameters": [
-                    { "name": "maxDepth", "type": "integer", "description": "Maximum depth of async call stacks. Setting to <code>0</code> will effectively disable collecting async call stacks (default)." }
-                ],
-                "hidden": true,
-                "description": "Enables or disables async call stacks tracking."
-            },
-            {
-                "name": "enablePromiseTracker",
-                "parameters": [
-                    { "name": "captureStacks", "type": "boolean", "optional": true, "description": "Whether to capture stack traces for promise creation and settlement events (default: false)." }
-                ],
-                "hidden": true,
-                "description": "Enables promise tracking, information about <code>Promise</code>s created or updated will now be stored on the backend."
-            },
-            {
-                "name": "disablePromiseTracker",
-                "hidden": true,
-                "description": "Disables promise tracking."
-            },
-            {
-                "name": "getPromises",
-                "returns": [
-                    { "name": "promises", "type": "array", "items": { "$ref": "PromiseDetails" }, "description": "Information about stored promises." }
-                ],
-                "hidden": true,
-                "description": "Returns detailed information about all <code>Promise</code>s that were created or updated after the <code>enablePromiseTracker</code> command, and have not been garbage collected yet."
-            },
-            {
-                "name": "getPromiseById",
-                "parameters": [
-                    { "name": "promiseId", "type": "integer" },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." }
-                ],
-                "returns": [
-                    { "name": "promise", "$ref": "Runtime.RemoteObject", "description": "Object wrapper for <code>Promise</code> with specified ID, if any." }
-                ],
-                "hidden": true,
-                "description": "Returns <code>Promise</code> with specified ID."
-            },
-            {
-                "name": "flushAsyncOperationEvents",
-                "hidden": true,
-                "description": "Fires pending <code>asyncOperationStarted</code> events (if any), as if a debugger stepping session has just been started."
-            },
-            {
-                "name": "setAsyncOperationBreakpoint",
-                "parameters": [
-                    { "name": "operationId", "type": "integer", "description": "ID of the async operation to set breakpoint for." }
-                ],
-                "hidden": true,
-                "description": "Sets breakpoint on AsyncOperation callback handler."
-            },
-            {
-                "name": "removeAsyncOperationBreakpoint",
-                "parameters": [
-                    { "name": "operationId", "type": "integer", "description": "ID of the async operation to remove breakpoint for." }
-                ],
-                "hidden": true,
-                "description": "Removes AsyncOperation breakpoint."
-            }
-        ],
-        "events": [
-            {
-                "name": "globalObjectCleared",
-                "description": "Called when global has been cleared and debugger client should reset its state. Happens upon navigation or reload."
-            },
-            {
-                "name": "scriptParsed",
-                "parameters": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Identifier of the script parsed." },
-                    { "name": "url", "type": "string", "description": "URL or name of the script parsed (if any)." },
-                    { "name": "startLine", "type": "integer", "description": "Line offset of the script within the resource with given URL (for script tags)." },
-                    { "name": "startColumn", "type": "integer", "description": "Column offset of the script within the resource with given URL." },
-                    { "name": "endLine", "type": "integer", "description": "Last line of the script." },
-                    { "name": "endColumn", "type": "integer", "description": "Length of the last line of the script." },
-                    { "name": "isContentScript", "type": "boolean", "optional": true, "description": "Determines whether this script is a user extension script." },
-                    { "name": "isInternalScript", "type": "boolean", "optional": true, "description": "Determines whether this script is an internal script.", "hidden": true },
-                    { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with script (if any)." },
-                    { "name": "hasSourceURL", "type": "boolean", "optional": true, "description": "True, if this script has sourceURL.", "hidden": true }
-                ],
-                "description": "Fired when virtual machine parses script. This event is also fired for all known and uncollected scripts upon enabling debugger."
-            },
-            {
-                "name": "scriptFailedToParse",
-                "parameters": [
-                    { "name": "scriptId", "$ref": "ScriptId", "description": "Identifier of the script parsed." },
-                    { "name": "url", "type": "string", "description": "URL or name of the script parsed (if any)." },
-                    { "name": "startLine", "type": "integer", "description": "Line offset of the script within the resource with given URL (for script tags)." },
-                    { "name": "startColumn", "type": "integer", "description": "Column offset of the script within the resource with given URL." },
-                    { "name": "endLine", "type": "integer", "description": "Last line of the script." },
-                    { "name": "endColumn", "type": "integer", "description": "Length of the last line of the script." },
-                    { "name": "isContentScript", "type": "boolean", "optional": true, "description": "Determines whether this script is a user extension script." },
-                    { "name": "isInternalScript", "type": "boolean", "optional": true, "description": "Determines whether this script is an internal script.", "hidden": true },
-                    { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with script (if any)." },
-                    { "name": "hasSourceURL", "type": "boolean", "optional": true, "description": "True, if this script has sourceURL.", "hidden": true }
-                ],
-                "description": "Fired when virtual machine fails to parse the script."
-            },
-            {
-                "name": "breakpointResolved",
-                "parameters": [
-                    { "name": "breakpointId", "$ref": "BreakpointId", "description": "Breakpoint unique identifier." },
-                    { "name": "location", "$ref": "Location", "description": "Actual breakpoint location." }
-                ],
-                "description": "Fired when breakpoint is resolved to an actual script and location."
-            },
-            {
-                "name": "paused",
-                "parameters": [
-                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "Call stack the virtual machine stopped on." },
-                    { "name": "reason", "type": "string", "enum": [ "XHR", "DOM", "EventListener", "exception", "assert", "CSPViolation", "debugCommand", "promiseRejection", "AsyncOperation", "other" ], "description": "Pause reason." },
-                    { "name": "data", "type": "object", "optional": true, "description": "Object containing break-specific auxiliary properties." },
-                    { "name": "hitBreakpoints", "type": "array", "optional": true, "items": { "type": "string" }, "description": "Hit breakpoints IDs", "hidden": true },
-                    { "name": "asyncStackTrace", "$ref": "StackTrace", "optional": true, "description": "Async stack trace, if any.", "hidden": true }
-                ],
-                "description": "Fired when the virtual machine stopped on breakpoint or exception or any other stop criteria."
-            },
-            {
-                "name": "resumed",
-                "description": "Fired when the virtual machine resumed execution."
-            },
-            {
-                "name": "promiseUpdated",
-                "parameters": [
-                    { "name": "eventType", "type": "string", "enum": ["new", "update", "gc"], "description": "Type of the event." },
-                    { "name": "promise", "$ref": "PromiseDetails", "description": "Information about the updated <code>Promise</code>." }
-                ],
-                "description": "Fired when a <code>Promise</code> is created, updated or garbage collected.",
-                "hidden": true
-            },
-            {
-                "name": "asyncOperationStarted",
-                "parameters": [
-                    { "name": "operation", "$ref": "AsyncOperation", "description": "Information about the async operation." }
-                ],
-                "description": "Fired when an async operation is scheduled (while in a debugger stepping session).",
-                "hidden": true
-            },
-            {
-                "name": "asyncOperationCompleted",
-                "parameters": [
-                    { "name": "id", "type": "integer", "description": "ID of the async operation that was completed." }
-                ],
-                "description": "Fired when an async operation is completed (while in a debugger stepping session).",
-                "hidden": true
-            }
-        ]
-    },
-    {
-        "domain": "DOMDebugger",
-        "description": "DOM debugging allows setting breakpoints on particular DOM operations and events. JavaScript execution will stop on these operations as if there was a regular breakpoint set.",
-        "types": [
-            {
-                "id": "DOMBreakpointType",
-                "type": "string",
-                "enum": ["subtree-modified", "attribute-modified", "node-removed"],
-                "description": "DOM breakpoint type."
-            }
-        ],
-        "commands": [
-            {
-                "name": "setDOMBreakpoint",
-                "parameters": [
-                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Identifier of the node to set breakpoint on." },
-                    { "name": "type", "$ref": "DOMBreakpointType", "description": "Type of the operation to stop upon." }
-                ],
-                "description": "Sets breakpoint on particular operation with DOM."
-            },
-            {
-                "name": "removeDOMBreakpoint",
-                "parameters": [
-                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Identifier of the node to remove breakpoint from." },
-                    { "name": "type", "$ref": "DOMBreakpointType", "description": "Type of the breakpoint to remove." }
-                ],
-                "description": "Removes DOM breakpoint that was set using <code>setDOMBreakpoint</code>."
-            },
-            {
-                "name": "setEventListenerBreakpoint",
-                "parameters": [
-                    { "name": "eventName", "type": "string", "description": "DOM Event name to stop on (any DOM event will do)." },
-                    { "name": "targetName", "type": "string", "optional": true, "description": "EventTarget interface name to stop on. If equal to <code>\"*\"</code> or not provided, will stop on any EventTarget.", "hidden": true }
-                ],
-                "description": "Sets breakpoint on particular DOM event."
-            },
-            {
-                "name": "removeEventListenerBreakpoint",
-                "parameters": [
-                    { "name": "eventName", "type": "string", "description": "Event name." },
-                    { "name": "targetName", "type": "string", "optional": true, "description": "EventTarget interface name.", "hidden": true }
-                ],
-                "description": "Removes breakpoint on particular DOM event."
-            },
-            {
-                "name": "setInstrumentationBreakpoint",
-                "parameters": [
-                    { "name": "eventName", "type": "string", "description": "Instrumentation name to stop on." }
-                ],
-                "description": "Sets breakpoint on particular native event.",
-                "hidden": true
-            },
-            {
-                "name": "removeInstrumentationBreakpoint",
+                "name": "removeXHRBreakpoint",
                 "parameters": [
-                    { "name": "eventName", "type": "string", "description": "Instrumentation name to stop on." }
+                    { "name": "url", "type": "string", "description": "Resource URL substring." }
                 ],
-                "description": "Removes breakpoint on particular native event.",
-                "hidden": true
+                "description": "Removes breakpoint from XMLHttpRequest."
             },
             {
-                "name": "setXHRBreakpoint",
+                "name": "getEventListeners",
+                "experimental": true,
                 "parameters": [
-                    { "name": "url", "type": "string", "description": "Resource URL substring. All XHRs having this substring in the URL will get stopped upon." }
+                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "description": "Identifier of the object to return listeners for." },
+                    { "name": "depth", "type": "integer", "optional": true, "description": "The maximum depth at which Node children should be retrieved, defaults to 1. Use -1 for the entire subtree or provide an integer larger than 0.", "experimental": true },
+                    { "name": "pierce", "type": "boolean", "optional": true, "description": "Whether or not iframes and shadow roots should be traversed when returning the subtree (default is false). Reports listeners for all contexts if pierce is enabled.", "experimental": true }
                 ],
-                "description": "Sets breakpoint on XMLHttpRequest."
-            },
-            {
-                "name": "removeXHRBreakpoint",
-                "parameters": [
-                    { "name": "url", "type": "string", "description": "Resource URL substring." }
+                "returns": [
+                    { "name": "listeners", "type": "array", "items": { "$ref": "EventListener" }, "description": "Array of relevant listeners." }
                 ],
-                "description": "Removes breakpoint from XMLHttpRequest."
+                "description": "Returns event listeners of the given object."
             }
         ]
     },
     {
-        "domain": "Profiler",
-        "hidden": true,
+        "domain": "Target",
+        "description": "Supports additional targets discovery and allows to attach to them.",
+        "experimental": true,
         "types": [
             {
-                "id": "CPUProfileNode",
-                "type": "object",
-                "description": "CPU Profile node. Holds callsite information, execution statistics and child nodes.",
-                "properties": [
-                    { "name": "functionName", "type": "string", "description": "Function name." },
-                    { "name": "scriptId", "$ref": "Debugger.ScriptId", "description": "Script identifier." },
-                    { "name": "url", "type": "string", "description": "URL." },
-                    { "name": "lineNumber", "type": "integer", "description": "1-based line number of the function start position." },
-                    { "name": "columnNumber", "type": "integer", "description": "1-based column number of the function start position." },
-                    { "name": "hitCount", "type": "integer", "description": "Number of samples where this node was on top of the call stack." },
-                    { "name": "callUID", "type": "number", "description": "Call UID." },
-                    { "name": "children", "type": "array", "items": { "$ref": "CPUProfileNode" }, "description": "Child nodes." },
-                    { "name": "deoptReason", "type": "string", "description": "The reason of being not optimized. The function may be deoptimized or marked as don't optimize."},
-                    { "name": "id", "type": "integer", "description": "Unique id of the node." },
-                    { "name": "positionTicks", "type": "array", "items": { "$ref": "PositionTickInfo" }, "description": "An array of source position ticks." }
-                ]
+                "id": "TargetID",
+                "type": "string"
+            },
+            {
+                "id": "BrowserContextID",
+                "type": "string"
             },
             {
-                "id": "CPUProfile",
+                "id": "TargetInfo",
                 "type": "object",
-                "description": "Profile.",
                 "properties": [
-                    { "name": "head", "$ref": "CPUProfileNode" },
-                    { "name": "startTime", "type": "number", "description": "Profiling start time in seconds." },
-                    { "name": "endTime", "type": "number", "description": "Profiling end time in seconds." },
-                    { "name": "samples", "optional": true, "type": "array", "items": { "type": "integer" }, "description": "Ids of samples top nodes." },
-                    { "name": "timestamps", "optional": true, "type": "array", "items": { "type": "number" }, "description": "Timestamps of the samples in microseconds." }
+                    { "name": "targetId", "$ref": "TargetID" },
+                    { "name": "type", "type": "string" },
+                    { "name": "title", "type": "string" },
+                    { "name": "url", "type": "string" }
                 ]
             },
             {
-                "id": "PositionTickInfo",
+                "id": "RemoteLocation",
                 "type": "object",
-                "description": "Specifies a number of samples attributed to a certain source position.",
                 "properties": [
-                    { "name": "line", "type": "integer", "description": "Source line number (1-based)." },
-                    { "name": "ticks", "type": "integer", "description": "Number of samples attributed to the source line." }
+                    { "name": "host", "type": "string" },
+                    { "name": "port", "type": "integer" }
                 ]
             }
         ],
         "commands": [
             {
-                "name": "enable"
-            },
-            {
-                "name": "disable"
-            },
-            {
-                "name": "setSamplingInterval",
+                "name": "setDiscoverTargets",
+                "description": "Controls whether to discover available targets and notify via <code>targetCreated/targetDestroyed</code> events.",
                 "parameters": [
-                    { "name": "interval", "type": "integer", "description": "New sampling interval in microseconds." }
-                ],
-                "description": "Changes CPU profiler sampling interval. Must be called before CPU profiles recording started."
-            },
-            {
-                "name": "start"
-            },
-            {
-                "name": "stop",
-                "returns": [
-                    { "name": "profile", "$ref": "CPUProfile", "description": "Recorded profile." }
+                    { "name": "discover", "type": "boolean", "description": "Whether to discover available targets." }
                 ]
-            }
-        ],
-        "events": [
-            {
-                "name": "consoleProfileStarted",
-                "parameters": [
-                    { "name": "id", "type": "string" },
-                    { "name": "location", "$ref": "Debugger.Location", "description": "Location of console.profile()." },
-                    { "name": "title", "type": "string", "optional": true, "description": "Profile title passed as argument to console.profile()." }
-
-                ],
-                "description": "Sent when new profile recodring is started using console.profile() call."
             },
             {
-                "name": "consoleProfileFinished",
+                "name": "setAutoAttach",
+                "description": "Controls whether to automatically attach to new targets which are considered to be related to this one. When turned on, attaches to all existing related targets as well. When turned off, automatically detaches from all currently attached targets.",
                 "parameters": [
-                    { "name": "id", "type": "string" },
-                    { "name": "location", "$ref": "Debugger.Location", "description": "Location of console.profileEnd()." },
-                    { "name": "profile", "$ref": "CPUProfile" },
-                    { "name": "title", "type": "string", "optional": true, "description": "Profile title passed as argunet to console.profile()." }
+                    { "name": "autoAttach", "type": "boolean", "description": "Whether to auto-attach to related targets." },
+                    { "name": "waitForDebuggerOnStart", "type": "boolean", "description": "Whether to pause new targets when attaching to them. Use <code>Runtime.runIfWaitingForDebugger</code> to run paused targets." }
                 ]
-            }
-        ]
-    },
-    {
-        "domain": "HeapProfiler",
-        "hidden": true,
-        "types": [
-            {
-                "id": "HeapSnapshotObjectId",
-                "type": "string",
-                "description": "Heap snapshot object id."
-            }
-        ],
-        "commands": [
-            {
-                "name": "enable"
-            },
-            {
-                "name": "disable"
             },
             {
-                "name": "startTrackingHeapObjects",
+                "name": "setAttachToFrames",
                 "parameters": [
-                    { "name": "trackAllocations", "type": "boolean", "optional": true }
+                    { "name": "value", "type": "boolean", "description": "Whether to attach to frames." }
                 ]
             },
             {
-                "name": "stopTrackingHeapObjects",
+                "name": "setRemoteLocations",
+                "description": "Enables target discovery for the specified locations, when <code>setDiscoverTargets</code> was set to <code>true</code>.",
                 "parameters": [
-                    { "name": "reportProgress", "type": "boolean", "optional": true, "description": "If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken when the tracking is stopped." }
+                    { "name": "locations", "type": "array", "items": { "$ref": "RemoteLocation" }, "description": "List of remote locations." }
                 ]
-
             },
             {
-                "name": "takeHeapSnapshot",
+                "name": "sendMessageToTarget",
+                "description": "Sends protocol message to the target with given id.",
                 "parameters": [
-                    { "name": "reportProgress", "type": "boolean", "optional": true, "description": "If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken." }
+                    { "name": "targetId", "type": "string" },
+                    { "name": "message", "type": "string" }
                 ]
             },
             {
-                "name": "collectGarbage"
-            },
-            {
-                "name": "getObjectByHeapObjectId",
+                "name": "getTargetInfo",
+                "description": "Returns information about a target.",
                 "parameters": [
-                    { "name": "objectId", "$ref": "HeapSnapshotObjectId" },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." }
+                    { "name": "targetId", "$ref": "TargetID" }
                 ],
                 "returns": [
-                    { "name": "result", "$ref": "Runtime.RemoteObject", "description": "Evaluation result." }
+                    { "name": "targetInfo","$ref": "TargetInfo" }
                 ]
             },
             {
-                "name": "addInspectedHeapObject",
+                "name": "activateTarget",
+                "description": "Activates (focuses) the target.",
                 "parameters": [
-                    { "name": "heapObjectId", "$ref": "HeapSnapshotObjectId", "description": "Heap snapshot object id to be accessible by means of $x command line API." }
-                ],
-                "description": "Enables console to refer to the node with given id via $x (see Command Line API for more details $x functions)."
+                    { "name": "targetId", "$ref": "TargetID" }
+                ]
             },
             {
-                "name": "getHeapObjectId",
+                "name": "closeTarget",
+                "description": "Closes the target. If the target is a page that gets closed too.",
                 "parameters": [
-                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "description": "Identifier of the object to get heap object id for." }
+                    { "name": "targetId", "$ref": "TargetID" }
                 ],
                 "returns": [
-                    { "name": "heapSnapshotObjectId", "$ref": "HeapSnapshotObjectId", "description": "Id of the heap snapshot object corresponding to the passed remote object id." }
+                    { "name": "success", "type": "boolean" }
                 ]
-            }
-        ],
-        "events": [
+            },
             {
-                "name": "addHeapSnapshotChunk",
+                "name": "attachToTarget",
+                "description": "Attaches to the target with given id.",
                 "parameters": [
-                    { "name": "chunk", "type": "string" }
+                    { "name": "targetId", "$ref": "TargetID" }
+                ],
+                "returns": [
+                    { "name": "success", "type": "boolean", "description": "Whether attach succeeded." }
                 ]
             },
             {
-                "name": "resetProfiles"
-            },
-            {
-                "name": "reportHeapSnapshotProgress",
+                "name": "detachFromTarget",
+                "description": "Detaches from the target with given id.",
                 "parameters": [
-                    { "name": "done", "type": "integer" },
-                    { "name": "total", "type": "integer" },
-                    { "name": "finished", "type": "boolean", "optional": true }
+                    { "name": "targetId", "$ref": "TargetID" }
                 ]
             },
             {
-                "name": "lastSeenObjectId",
-                "description": "If heap objects tracking has been started then backend regulary sends a current value for last seen object id and corresponding timestamp. If the were changes in the heap since last event then one or more heapStatsUpdate events will be sent before a new lastSeenObjectId event.",
-                "parameters": [
-                    { "name": "lastSeenObjectId", "type": "integer" },
-                    { "name": "timestamp", "type": "number" }
+                "name": "createBrowserContext",
+                "description": "Creates a new empty BrowserContext. Similar to an incognito profile but you can have more than one.",
+                "returns": [
+                    { "name": "browserContextId", "$ref": "BrowserContextID", "description": "The id of the context created." }
                 ]
             },
             {
-                "name": "heapStatsUpdate",
-                "description": "If heap objects tracking has been started then backend may send update for one or more fragments",
+                "name": "disposeBrowserContext",
+                "description": "Deletes a BrowserContext, will fail of any open page uses it.",
                 "parameters": [
-                    { "name": "statsUpdate", "type": "array", "items": { "type": "integer" }, "description": "An array of triplets. Each triplet describes a fragment. The first integer is the fragment index, the second integer is a total count of objects for the fragment, the third integer is a total size of the objects for the fragment."}
+                    { "name": "browserContextId", "$ref": "BrowserContextID" }
+                ],
+                "returns": [
+                    { "name": "success", "type": "boolean" }
                 ]
-            }
-        ]
-    },
-    {
-        "domain": "Worker",
-        "hidden": true,
-        "types": [],
-        "commands": [
-            {
-                "name": "enable"
-            },
-            {
-                "name": "disable"
             },
             {
-                "name": "sendMessageToWorker",
+                "name": "createTarget",
+                "description": "Creates a new page.",
                 "parameters": [
-                    { "name": "workerId", "type": "string" },
-                    { "name": "message", "type": "string" }
+                    { "name": "url", "type": "string", "description": "The initial URL the page will be navigated to." },
+                    { "name": "width", "type": "integer", "description": "Frame width in DIP (headless chrome only).", "optional": true },
+                    { "name": "height", "type": "integer", "description": "Frame height in DIP (headless chrome only).", "optional": true },
+                    { "name": "browserContextId", "$ref": "BrowserContextID", "description": "The browser context to create the page in (headless chrome only).", "optional": true }
+                ],
+                "returns": [
+                    { "name": "targetId", "$ref": "TargetID", "description": "The id of the page opened." }
                 ]
             },
             {
-                "name": "connectToWorker",
-                "parameters": [
-                    { "name": "workerId", "type": "string" }
+                "name": "getTargets",
+                "description": "Retrieves a list of available targets.",
+                "returns": [
+                    { "name": "targetInfos", "type": "array", "items": { "$ref": "TargetInfo" }, "description": "The list of targets." }
                 ]
-            },
+            }
+        ],
+        "events": [
             {
-                "name": "disconnectFromWorker",
+                "name": "targetCreated",
+                "description": "Issued when a possible inspection target is created.",
                 "parameters": [
-                    { "name": "workerId", "type": "string" }
+                    { "name": "targetInfo", "$ref": "TargetInfo" }
                 ]
             },
             {
-                "name": "setAutoconnectToWorkers",
+                "name": "targetDestroyed",
+                "description": "Issued when a target is destroyed.",
                 "parameters": [
-                    { "name": "value", "type": "boolean" }
+                    { "name": "targetId", "$ref": "TargetID" }
                 ]
-            }
-        ],
-        "events": [
+            },
             {
-                "name": "workerCreated",
+                "name": "attachedToTarget",
+                "description": "Issued when attached to target because of auto-attach or <code>attachToTarget</code> command.",
                 "parameters": [
-                    { "name": "workerId", "type": "string" },
-                    { "name": "url", "type": "string" },
-                    { "name": "inspectorConnected", "type": "boolean" }
+                    { "name": "targetInfo", "$ref": "TargetInfo" },
+                    { "name": "waitingForDebugger", "type": "boolean" }
                 ]
             },
             {
-                "name": "workerTerminated",
+                "name": "detachedFromTarget",
+                "description": "Issued when detached from target for any reason (including <code>detachFromTarget</code> command).",
                 "parameters": [
-                    { "name": "workerId", "type": "string" }
+                    { "name": "targetId", "$ref": "TargetID" }
                 ]
             },
             {
-                "name": "dispatchMessageFromWorker",
+                "name": "receivedMessageFromTarget",
+                "description": "Notifies about new protocol message from attached target.",
                 "parameters": [
-                    { "name": "workerId", "type": "string" },
+                    { "name": "targetId", "$ref": "TargetID" },
                     { "name": "message", "type": "string" }
                 ]
             }
@@ -4114,7 +3550,7 @@
     },
     {
         "domain": "ServiceWorker",
-        "hidden": true,
+        "experimental": true,
         "types": [
             {
                 "id": "ServiceWorkerRegistration",
@@ -4123,7 +3559,7 @@
                 "properties": [
                     { "name": "registrationId", "type": "string" },
                     { "name": "scopeURL", "type": "string" },
-                    { "name": "isDeleted", "type": "boolean", "optional": true }
+                    { "name": "isDeleted", "type": "boolean" }
                 ]
             },
             {
@@ -4133,356 +3569,124 @@
             },
             {
                 "id": "ServiceWorkerVersionStatus",
-                "type": "string",
-                "enum": ["new", "installing", "installed", "activating", "activated", "redundant"]
-            },
-            {
-                "id": "ServiceWorkerVersion",
-                "type": "object",
-                "description": "ServiceWorker version.",
-                "properties": [
-                    { "name": "versionId", "type": "string" },
-                    { "name": "registrationId", "type": "string" },
-                    { "name": "scriptURL", "type": "string" },
-                    { "name": "runningStatus", "$ref": "ServiceWorkerVersionRunningStatus" },
-                    { "name": "status", "$ref": "ServiceWorkerVersionStatus" },
-                    { "name": "scriptLastModified", "type": "number", "optional": true, "description": "The Last-Modified header value of the main script." },
-                    { "name": "scriptResponseTime", "type": "number", "optional": true, "description": "The time at which the response headers of the main script were received from the server.  For cached script it is the last time the cache entry was validated." }
-                ]
-            },
-            {
-                "id": "ServiceWorkerErrorMessage",
-                "type": "object",
-                "description": "ServiceWorker error message.",
-                "properties": [
-                    { "name": "errorMessage", "type": "string" },
-                    { "name": "registrationId", "type": "string" },
-                    { "name": "versionId", "type": "string" },
-                    { "name": "sourceURL", "type": "string" },
-                    { "name": "lineNumber", "type": "integer" },
-                    { "name": "columnNumber", "type": "integer" }
-                ]
-            }
-        ],
-        "commands": [
-            {
-                "name": "enable",
-                "handlers": ["browser"]
-            },
-            {
-                "name": "disable",
-                "handlers": ["browser"]
-            },
-            {
-                "name": "sendMessage",
-                "parameters": [
-                    { "name": "workerId", "type": "string" },
-                    { "name": "message", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "stop",
-                "parameters": [
-                    { "name": "workerId", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "unregister",
-                "parameters": [
-                    { "name": "scopeURL", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "updateRegistration",
-                "parameters": [
-                    { "name": "scopeURL", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "startWorker",
-                "parameters": [
-                    { "name": "scopeURL", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "stopWorker",
-                "parameters": [
-                    { "name": "versionId", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "inspectWorker",
-                "parameters": [
-                    { "name": "versionId", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "setDebugOnStart",
-                "parameters": [
-                    { "name": "debugOnStart", "type": "boolean" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "deliverPushMessage",
-                "parameters": [
-                    { "name": "origin", "type": "string" },
-                    { "name": "registrationId", "type": "string" },
-                    { "name": "data", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            }
-        ],
-        "events": [
-            {
-                "name": "workerCreated",
-                "parameters": [
-                    { "name": "workerId", "type": "string" },
-                    { "name": "url", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "workerTerminated",
-                "parameters": [
-                    { "name": "workerId", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "dispatchMessage",
-                "parameters": [
-                    { "name": "workerId", "type": "string" },
-                    { "name": "message", "type": "string" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "workerRegistrationUpdated",
-                "parameters": [
-                    { "name": "registrations", "type": "array", "items": { "$ref": "ServiceWorkerRegistration" } }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "workerVersionUpdated",
-                "parameters": [
-                    { "name": "versions", "type": "array", "items": { "$ref": "ServiceWorkerVersion" } }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "workerErrorReported",
-                "parameters": [
-                    { "name": "errorMessage", "$ref": "ServiceWorkerErrorMessage" }
-                ],
-                "handlers": ["browser"]
-            },
-            {
-                "name": "debugOnStartUpdated",
-                "parameters": [
-                    { "name": "debugOnStart", "type": "boolean" }
-                ],
-                "handlers": ["browser"]
-            }
-        ]
-    },
-    {
-        "domain": "Canvas",
-        "hidden": true,
-        "types": [
-            {
-                "id": "ResourceId",
-                "type": "string",
-                "description": "Unique resource identifier."
-            },
-            {
-                "id": "ResourceStateDescriptor",
-                "type": "object",
-                "description": "Resource state descriptor.",
-                "properties": [
-                    { "name": "name", "type": "string", "description": "State name." },
-                    { "name": "enumValueForName", "type": "string", "optional": true, "description": "String representation of the enum value, if <code>name</code> stands for an enum." },
-                    { "name": "value", "$ref": "CallArgument", "optional": true, "description": "The value associated with the particular state." },
-                    { "name": "values", "type": "array", "items": { "$ref": "ResourceStateDescriptor" }, "optional": true, "description": "Array of values associated with the particular state. Either <code>value</code> or <code>values</code> will be specified." },
-                    { "name": "isArray", "type": "boolean", "optional": true, "description": "True iff the given <code>values</code> items stand for an array rather than a list of grouped states." }
-                ]
-            },
-            {
-                "id": "ResourceState",
-                "type": "object",
-                "description": "Resource state.",
-                "properties": [
-                    { "name": "id", "$ref": "ResourceId" },
-                    { "name": "traceLogId", "$ref": "TraceLogId" },
-                    { "name": "descriptors", "type": "array", "items": { "$ref": "ResourceStateDescriptor" }, "optional": true, "description": "Describes current <code>Resource</code> state." },
-                    { "name": "imageURL", "type": "string", "optional": true, "description": "Screenshot image data URL." }
-                ]
-            },
-            {
-                "id": "CallArgument",
-                "type": "object",
-                "properties": [
-                    { "name": "description", "type": "string", "description": "String representation of the object." },
-                    { "name": "enumName", "type": "string", "optional": true, "description": "Enum name, if any, that stands for the value (for example, a WebGL enum name)." },
-                    { "name": "resourceId", "$ref": "ResourceId", "optional": true, "description": "Resource identifier. Specified for <code>Resource</code> objects only." },
-                    { "name": "type", "type": "string", "optional": true, "enum": ["object", "function", "undefined", "string", "number", "boolean"], "description": "Object type. Specified for non <code>Resource</code> objects only." },
-                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
-                    { "name": "remoteObject", "$ref": "Runtime.RemoteObject", "optional": true, "description": "The <code>RemoteObject</code>, if requested." }
-                ]
+                "type": "string",
+                "enum": ["new", "installing", "installed", "activating", "activated", "redundant"]
             },
             {
-                "id": "Call",
+                "id": "ServiceWorkerVersion",
                 "type": "object",
+                "description": "ServiceWorker version.",
                 "properties": [
-                    { "name": "contextId", "$ref": "ResourceId" },
-                    { "name": "functionName", "type": "string", "optional": true },
-                    { "name": "arguments", "type": "array", "items": { "$ref": "CallArgument" }, "optional": true },
-                    { "name": "result", "$ref": "CallArgument", "optional": true },
-                    { "name": "isDrawingCall", "type": "boolean", "optional": true },
-                    { "name": "isFrameEndCall", "type": "boolean", "optional": true },
-                    { "name": "property", "type": "string", "optional": true },
-                    { "name": "value", "$ref": "CallArgument", "optional": true },
-                    { "name": "sourceURL", "type": "string", "optional": true },
-                    { "name": "lineNumber", "type": "integer", "optional": true },
-                    { "name": "columnNumber", "type": "integer", "optional": true }
+                    { "name": "versionId", "type": "string" },
+                    { "name": "registrationId", "type": "string" },
+                    { "name": "scriptURL", "type": "string" },
+                    { "name": "runningStatus", "$ref": "ServiceWorkerVersionRunningStatus" },
+                    { "name": "status", "$ref": "ServiceWorkerVersionStatus" },
+                    { "name": "scriptLastModified", "type": "number", "optional": true, "description": "The Last-Modified header value of the main script." },
+                    { "name": "scriptResponseTime", "type": "number", "optional": true, "description": "The time at which the response headers of the main script were received from the server.  For cached script it is the last time the cache entry was validated." },
+                    { "name": "controlledClients", "type": "array", "optional": true, "items": { "$ref": "Target.TargetID" } },
+                    { "name": "targetId", "$ref": "Target.TargetID", "optional": true }
                 ]
             },
             {
-                "id": "TraceLogId",
-                "type": "string",
-                "description": "Unique trace log identifier."
-            },
-            {
-                "id": "TraceLog",
+                "id": "ServiceWorkerErrorMessage",
                 "type": "object",
+                "description": "ServiceWorker error message.",
                 "properties": [
-                    { "name": "id", "$ref": "TraceLogId" },
-                    { "name": "calls", "type": "array", "items": { "$ref": "Call" } },
-                    { "name": "contexts", "type": "array", "items": { "$ref": "CallArgument" } },
-                    { "name": "startOffset", "type": "integer" },
-                    { "name": "alive", "type": "boolean" },
-                    { "name": "totalAvailableCalls", "type": "number" }
+                    { "name": "errorMessage", "type": "string" },
+                    { "name": "registrationId", "type": "string" },
+                    { "name": "versionId", "type": "string" },
+                    { "name": "sourceURL", "type": "string" },
+                    { "name": "lineNumber", "type": "integer" },
+                    { "name": "columnNumber", "type": "integer" }
                 ]
             }
         ],
         "commands": [
             {
-                "name": "enable",
-                "description": "Enables Canvas inspection."
+                "name": "enable"
             },
             {
-                "name": "disable",
-                "description": "Disables Canvas inspection."
+                "name": "disable"
             },
             {
-                "name": "dropTraceLog",
+                "name": "unregister",
                 "parameters": [
-                    { "name": "traceLogId", "$ref": "TraceLogId" }
+                    { "name": "scopeURL", "type": "string" }
                 ]
             },
             {
-                "name": "hasUninstrumentedCanvases",
-                "returns": [
-                    { "name": "result", "type": "boolean" }
-                ],
-                "description": "Checks if there is any uninstrumented canvas in the inspected page."
+                "name": "updateRegistration",
+                "parameters": [
+                    { "name": "scopeURL", "type": "string" }
+                ]
             },
             {
-                "name": "captureFrame",
+                "name": "startWorker",
                 "parameters": [
-                    { "name": "frameId", "$ref": "Page.FrameId", "optional": true, "description": "Identifier of the frame containing document whose canvases are to be captured. If omitted, main frame is assumed." }
-                ],
-                "returns": [
-                    { "name": "traceLogId", "$ref": "TraceLogId", "description": "Identifier of the trace log containing captured canvas calls." }
-                ],
-                "description": "Starts (or continues) a canvas frame capturing which will be stopped automatically after the next frame is prepared."
+                    { "name": "scopeURL", "type": "string" }
+                ]
             },
             {
-                "name": "startCapturing",
+                "name": "skipWaiting",
                 "parameters": [
-                    { "name": "frameId", "$ref": "Page.FrameId", "optional": true, "description": "Identifier of the frame containing document whose canvases are to be captured. If omitted, main frame is assumed." }
-                ],
-                "returns": [
-                    { "name": "traceLogId", "$ref": "TraceLogId", "description": "Identifier of the trace log containing captured canvas calls." }
-                ],
-                "description": "Starts (or continues) consecutive canvas frames capturing. The capturing is stopped by the corresponding stopCapturing command."
+                    { "name": "scopeURL", "type": "string" }
+                ]
             },
             {
-                "name": "stopCapturing",
+                "name": "stopWorker",
                 "parameters": [
-                    { "name": "traceLogId", "$ref": "TraceLogId" }
+                    { "name": "versionId", "type": "string" }
                 ]
             },
             {
-                "name": "getTraceLog",
+                "name": "inspectWorker",
                 "parameters": [
-                    { "name": "traceLogId", "$ref": "TraceLogId" },
-                    { "name": "startOffset", "type": "integer", "optional": true },
-                    { "name": "maxLength", "type": "integer", "optional": true }
-                ],
-                "returns": [
-                    { "name": "traceLog", "$ref": "TraceLog" }
+                    { "name": "versionId", "type": "string" }
                 ]
             },
             {
-                "name": "replayTraceLog",
+                "name": "setForceUpdateOnPageLoad",
                 "parameters": [
-                    { "name": "traceLogId", "$ref": "TraceLogId" },
-                    { "name": "stepNo", "type": "integer", "description": "Last call index in the trace log to replay (zero based)." }
-                ],
-                "returns": [
-                    { "name": "resourceState", "$ref": "ResourceState" },
-                    { "name": "replayTime", "type": "number", "description": "Replay time (in milliseconds)." }
+                    { "name": "forceUpdateOnPageLoad", "type": "boolean" }
                 ]
             },
             {
-                "name": "getResourceState",
+                "name": "deliverPushMessage",
                 "parameters": [
-                    { "name": "traceLogId", "$ref": "TraceLogId" },
-                    { "name": "resourceId", "$ref": "ResourceId" }
-                ],
-                "returns": [
-                    { "name": "resourceState", "$ref": "ResourceState" }
+                    { "name": "origin", "type": "string" },
+                    { "name": "registrationId", "type": "string" },
+                    { "name": "data", "type": "string" }
                 ]
             },
             {
-                "name": "evaluateTraceLogCallArgument",
+                "name": "dispatchSyncEvent",
                 "parameters": [
-                    { "name": "traceLogId", "$ref": "TraceLogId" },
-                    { "name": "callIndex", "type": "integer", "description": "Index of the call to evaluate on (zero based)." },
-                    { "name": "argumentIndex", "type": "integer", "description": "Index of the argument to evaluate (zero based). Provide <code>-1</code> to evaluate call result." },
-                    { "name": "objectGroup", "type": "string", "optional": true, "description": "String object group name to put result into (allows rapid releasing resulting object handles using <code>Runtime.releaseObjectGroup</code>)." }
-                ],
-                "returns": [
-                    { "name": "result", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Object wrapper for the evaluation result." },
-                    { "name": "resourceState", "$ref": "ResourceState", "optional": true, "description": "State of the <code>Resource</code> object." }
-                ],
-                "description": "Evaluates a given trace call argument or its result."
+                    { "name": "origin", "type": "string" },
+                    { "name": "registrationId", "type": "string" },
+                    { "name": "tag", "type": "string" },
+                    { "name": "lastChance", "type": "boolean" }
+                ]
             }
         ],
         "events": [
             {
-                "name": "contextCreated",
+                "name": "workerRegistrationUpdated",
                 "parameters": [
-                    { "name": "frameId", "$ref": "Page.FrameId", "description": "Identifier of the frame containing a canvas with a context." }
-                ],
-                "description": "Fired when a canvas context has been created in the given frame. The context may not be instrumented (see hasUninstrumentedCanvases command)."
+                    { "name": "registrations", "type": "array", "items": { "$ref": "ServiceWorkerRegistration" } }
+                ]
             },
             {
-                "name": "traceLogsRemoved",
+                "name": "workerVersionUpdated",
                 "parameters": [
-                    { "name": "frameId", "$ref": "Page.FrameId", "optional": true, "description": "If given, trace logs from the given frame were removed." },
-                    { "name": "traceLogId", "$ref": "TraceLogId", "optional": true, "description": "If given, trace log with the given ID was removed." }
-                ],
-                "description": "Fired when a set of trace logs were removed from the backend. If no parameters are given, all trace logs were removed."
+                    { "name": "versions", "type": "array", "items": { "$ref": "ServiceWorkerVersion" } }
+                ]
+            },
+            {
+                "name": "workerErrorReported",
+                "parameters": [
+                    { "name": "errorMessage", "$ref": "ServiceWorkerErrorMessage" }
+                ]
             }
         ]
     },
@@ -4492,7 +3696,7 @@
             {
                 "id": "TouchPoint",
                 "type": "object",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
                     { "name": "state", "type": "string", "enum": ["touchPressed", "touchReleased", "touchMoved", "touchStationary", "touchCancelled"], "description": "State of the touch point." },
                     { "name": "x", "type": "integer", "description": "X coordinate of the event relative to the main frame's viewport."},
@@ -4507,7 +3711,7 @@
             {
                 "id": "GestureSourceType",
                 "type": "string",
-                "hidden": true,
+                "experimental": true,
                 "enum": ["default", "touch", "mouse"]
             }
         ],
@@ -4522,14 +3726,14 @@
                     { "name": "unmodifiedText", "type": "string", "optional": true, "description": "Text that would have been generated by the keyboard if no modifiers were pressed (except for shift). Useful for shortcut (accelerator) key handling (default: \"\")." },
                     { "name": "keyIdentifier", "type": "string", "optional": true, "description": "Unique key identifier (e.g., 'U+0041') (default: \"\")." },
                     { "name": "code", "type": "string", "optional": true, "description": "Unique DOM defined string value for each physical key (e.g., 'KeyA') (default: \"\")." },
+                    { "name": "key", "type": "string", "optional": true, "description": "Unique DOM defined string value describing the meaning of the key in the context of active modifiers, keyboard layout, etc (e.g., 'AltGr') (default: \"\")." },
                     { "name": "windowsVirtualKeyCode", "type": "integer", "optional": true, "description": "Windows virtual key code (default: 0)." },
                     { "name": "nativeVirtualKeyCode", "type": "integer", "optional": true, "description": "Native virtual key code (default: 0)." },
                     { "name": "autoRepeat", "type": "boolean", "optional": true, "description": "Whether the event was generated from auto repeat (default: false)." },
                     { "name": "isKeypad", "type": "boolean", "optional": true, "description": "Whether the event was generated from the keypad (default: false)." },
                     { "name": "isSystemKey", "type": "boolean", "optional": true, "description": "Whether the event was a system key event (default: false)." }
                 ],
-                "description": "Dispatches a key event to the page.",
-                "handlers": ["browser"]
+                "description": "Dispatches a key event to the page."
             },
             {
                 "name": "dispatchMouseEvent",
@@ -4542,12 +3746,11 @@
                     { "name": "button", "type": "string", "enum": ["none", "left", "middle", "right"], "optional": true, "description": "Mouse button (default: \"none\")." },
                     { "name": "clickCount", "type": "integer", "optional": true, "description": "Number of times the mouse button was clicked (default: 0)." }
                 ],
-                "description": "Dispatches a mouse event to the page.",
-                "handlers": ["browser"]
+                "description": "Dispatches a mouse event to the page."
             },
             {
                 "name": "dispatchTouchEvent",
-                "hidden": true,
+                "experimental": true,
                 "parameters": [
                     { "name": "type", "type": "string", "enum": ["touchStart", "touchEnd", "touchMove"], "description": "Type of the touch event." },
                     { "name": "touchPoints", "type": "array", "items": { "$ref": "TouchPoint" }, "description": "Touch points." },
@@ -4558,7 +3761,7 @@
             },
             {
                 "name": "emulateTouchFromMouseEvent",
-                "hidden": true,
+                "experimental": true,
                 "parameters": [
                     { "name": "type", "type": "string", "enum": ["mousePressed", "mouseReleased", "mouseMoved", "mouseWheel"], "description": "Type of the mouse event." },
                     { "name": "x", "type": "integer", "description": "X coordinate of the mouse pointer in DIP."},
@@ -4570,12 +3773,10 @@
                     { "name": "modifiers", "type": "integer", "optional": true, "description": "Bit field representing pressed modifier keys. Alt=1, Ctrl=2, Meta/Command=4, Shift=8 (default: 0)." },
                     { "name": "clickCount", "type": "integer", "optional": true, "description": "Number of times the mouse button was clicked (default: 0)." }
                 ],
-                "description": "Emulates touch event from the mouse event parameters.",
-                "handlers": ["browser"]
+                "description": "Emulates touch event from the mouse event parameters."
             },
             {
                 "name": "synthesizePinchGesture",
-                "async": true,
                 "parameters": [
                     { "name": "x", "type": "integer", "description": "X coordinate of the start of the gesture in CSS pixels." },
                     { "name": "y", "type": "integer", "description": "Y coordinate of the start of the gesture in CSS pixels." },
@@ -4584,12 +3785,10 @@
                     { "name": "gestureSourceType", "$ref": "GestureSourceType", "optional": true, "description": "Which type of input events to be generated (default: 'default', which queries the platform for the preferred input type)." }
                 ],
                 "description": "Synthesizes a pinch gesture over a time period by issuing appropriate touch events.",
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "synthesizeScrollGesture",
-                "async": true,
                 "parameters": [
                     { "name": "x", "type": "integer", "description": "X coordinate of the start of the gesture in CSS pixels." },
                     { "name": "y", "type": "integer", "description": "Y coordinate of the start of the gesture in CSS pixels." },
@@ -4599,15 +3798,16 @@
                     { "name": "yOverscroll", "type": "integer", "optional": true, "description": "The number of additional pixels to scroll back along the Y axis, in addition to the given distance." },
                     { "name": "preventFling", "type": "boolean", "optional": true, "description": "Prevent fling (default: true)." },
                     { "name": "speed", "type": "integer", "optional": true, "description": "Swipe speed in pixels per second (default: 800)." },
-                    { "name": "gestureSourceType", "$ref": "GestureSourceType", "optional": true, "description": "Which type of input events to be generated (default: 'default', which queries the platform for the preferred input type)." }
+                    { "name": "gestureSourceType", "$ref": "GestureSourceType", "optional": true, "description": "Which type of input events to be generated (default: 'default', which queries the platform for the preferred input type)." },
+                    { "name": "repeatCount", "type": "integer", "optional": true, "description": "The number of times to repeat the gesture (default: 0)." },
+                    { "name": "repeatDelayMs", "type": "integer", "optional": true, "description": "The number of milliseconds delay between each repeat. (default: 250)." },
+                    { "name": "interactionMarkerName", "type": "string", "optional": true, "description": "The name of the interaction markers to generate, if not empty (default: \"\")." }
                 ],
                 "description": "Synthesizes a scroll gesture over a time period by issuing appropriate touch events.",
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             },
             {
                 "name": "synthesizeTapGesture",
-                "async": true,
                 "parameters": [
                     { "name": "x", "type": "integer", "description": "X coordinate of the start of the gesture in CSS pixels." },
                     { "name": "y", "type": "integer", "description": "Y coordinate of the start of the gesture in CSS pixels." },
@@ -4616,15 +3816,15 @@
                     { "name": "gestureSourceType", "$ref": "GestureSourceType", "optional": true, "description": "Which type of input events to be generated (default: 'default', which queries the platform for the preferred input type)." }
                 ],
                 "description": "Synthesizes a tap gesture over a time period by issuing appropriate touch events.",
-                "hidden": true,
-                "handlers": ["browser"]
+                "experimental": true
             }
         ],
         "events": []
     },
     {
         "domain": "LayerTree",
-        "hidden": true,
+        "experimental": true,
+        "dependencies": ["DOM"],
         "types": [
             {
                 "id": "LayerId",
@@ -4787,7 +3987,7 @@
     },
     {
         "domain": "DeviceOrientation",
-        "hidden": true,
+        "experimental": true,
         "commands": [
             {
                 "name": "setDeviceOrientationOverride",
@@ -4806,32 +4006,66 @@
     },
     {
         "domain": "Tracing",
+        "dependencies": ["IO"],
+        "experimental": true,
+        "types": [
+            {
+                "id": "MemoryDumpConfig",
+                "type": "object",
+                "description": "Configuration for memory dump. Used only when \"memory-infra\" category is enabled."
+            },
+            {
+                "id": "TraceConfig",
+                "type": "object",
+                "properties": [
+                    { "name": "recordMode", "type": "string", "optional": true, "enum": ["recordUntilFull", "recordContinuously", "recordAsMuchAsPossible", "echoToConsole"], "description": "Controls how the trace buffer stores data." },
+                    { "name": "enableSampling", "type": "boolean", "optional": true, "description": "Turns on JavaScript stack sampling." },
+                    { "name": "enableSystrace", "type": "boolean", "optional": true, "description": "Turns on system tracing." },
+                    { "name": "enableArgumentFilter", "type": "boolean", "optional": true, "description": "Turns on argument filter." },
+                    { "name": "includedCategories", "type": "array", "items": { "type": "string" }, "optional": true, "description": "Included category filters." },
+                    { "name": "excludedCategories", "type": "array", "items": { "type": "string" }, "optional": true, "description": "Excluded category filters." },
+                    { "name": "syntheticDelays", "type": "array", "items": { "type": "string" }, "optional": true, "description": "Configuration to synthesize the delays in tracing." },
+                    { "name": "memoryDumpConfig", "$ref": "MemoryDumpConfig", "optional": true, "description": "Configuration for memory dump triggers. Used only when \"memory-infra\" category is enabled." }
+                ]
+            }
+        ],
         "commands": [
             {
                 "name": "start",
-                "async": true,
                 "description": "Start trace events collection.",
                 "parameters": [
-                    { "name": "categories", "type": "string", "optional": true, "description": "Category/tag filter" },
-                    { "name": "options", "type": "string", "optional": true, "description": "Tracing options" },
-                    { "name": "bufferUsageReportingInterval", "type": "number", "optional": true, "description": "If set, the agent will issue bufferUsage events at this interval, specified in milliseconds" }
-                ],
-                "handlers": ["browser", "renderer"]
+                    { "name": "categories", "type": "string", "optional": true, "deprecated": true, "description": "Category/tag filter" },
+                    { "name": "options", "type": "string", "optional": true, "deprecated": true, "description": "Tracing options" },
+                    { "name": "bufferUsageReportingInterval", "type": "number", "optional": true, "description": "If set, the agent will issue bufferUsage events at this interval, specified in milliseconds" },
+                    { "name": "transferMode", "type": "string", "enum": ["ReportEvents", "ReturnAsStream"], "optional": true, "description": "Whether to report trace events as series of dataCollected events or to save trace to a stream (defaults to <code>ReportEvents</code>)." },
+                    { "name": "traceConfig", "$ref": "TraceConfig", "optional": true, "description": "" }
+                ]
             },
             {
                 "name": "end",
-                "async": true,
-                "description": "Stop trace events collection.",
-                "handlers": ["browser", "renderer"]
+                "description": "Stop trace events collection."
             },
             {
                 "name": "getCategories",
-                "async": true,
                 "description": "Gets supported tracing categories.",
                 "returns": [
                     { "name": "categories", "type": "array", "items": { "type": "string" }, "description": "A list of supported tracing categories." }
-                ],
-                "handlers": ["browser"]
+                ]
+            },
+            {
+                "name": "requestMemoryDump",
+                "description": "Request a global memory dump.",
+                "returns": [
+                    { "name": "dumpGuid", "type": "string", "description": "GUID of the resulting global memory dump." },
+                    { "name": "success", "type": "boolean", "description": "True iff the global memory dump succeeded." }
+                ]
+            },
+            {
+                "name": "recordClockSyncMarker",
+                "description": "Record a clock sync marker in the trace.",
+                "parameters": [
+                    { "name": "syncId", "type": "string", "description": "The ID of this clock sync marker" }
+                ]
             }
         ],
         "events": [
@@ -4840,13 +4074,14 @@
                 "parameters": [
                     { "name": "value", "type": "array", "items": { "type": "object" } }
                 ],
-                "description": "Contains an bucket of collected trace events. When tracing is stopped collected events will be send as a sequence of dataCollected events followed by tracingComplete event.",
-                "handlers": ["browser"]
+                "description": "Contains an bucket of collected trace events. When tracing is stopped collected events will be send as a sequence of dataCollected events followed by tracingComplete event."
             },
             {
                 "name": "tracingComplete",
                 "description": "Signals that tracing is stopped and there is no trace buffers pending flush, all data were delivered via dataCollected events.",
-                "handlers": ["browser"]
+                "parameters": [
+                    { "name": "stream", "$ref": "IO.StreamHandle", "optional": true, "description": "A handle of the stream that holds resulting trace data." }
+                ]
             },
             {
                 "name": "bufferUsage",
@@ -4854,106 +4089,50 @@
                     { "name": "percentFull", "type": "number", "optional": true, "description": "A number in range [0..1] that indicates the used size of event buffer as a fraction of its total size." },
                     { "name": "eventCount", "type": "number", "optional": true, "description": "An approximate number of events in the trace log." },
                     { "name": "value", "type": "number", "optional": true, "description": "A number in range [0..1] that indicates the used size of event buffer as a fraction of its total size." }
-                ],
-                "handlers": ["browser"]
-            }
-        ]
-    },
-    {
-        "domain": "Power",
-        "hidden": true,
-        "types": [
-            {
-                "id": "PowerEvent",
-                "type": "object",
-                "properties": [
-                    { "name": "type", "type": "string", "description": "Power Event Type." },
-                    { "name": "timestamp", "type": "number", "description": "Power Event Time, in milliseconds." },
-                    { "name": "value", "type": "number", "description": "Power Event Value." }
-                ],
-            "description": "PowerEvent item"
-            }
-        ],
-        "commands": [
-            {
-                "name": "start",
-                "description": "Start power events collection.",
-                "parameters": [],
-                "handlers": ["browser", "frontend"]
-            },
-            {
-                "name": "end",
-                "description": "Stop power events collection.",
-                "parameters": [],
-                "handlers": ["browser", "frontend"]
-            },
-            {
-                "name": "canProfilePower",
-                "description": "Tells whether power profiling is supported.",
-                "returns": [
-                  { "name": "result", "type": "boolean", "description": "True if power profiling is supported." }
-                ],
-                "hidden": true,
-                "handlers": ["browser", "frontend"]
-            },
-            {
-                "name": "getAccuracyLevel",
-                "description": "Describes the accuracy level of the data provider.",
-                "returns": [
-                    { "name": "result", "type": "string", "enum": ["high", "moderate", "low"] }
-                ],
-                "handlers": ["browser", "frontend"]
-            }
-        ],
-        "events": [
-            {
-                "name": "dataAvailable",
-                "parameters": [
-                    {"name": "value", "type": "array", "items": { "$ref": "PowerEvent" }, "description": "List of power events." }
-                ],
-                "handlers": ["browser", "frontend"]
+                ]
             }
         ]
     },
     {
         "domain": "Animation",
-        "hidden": true,
+        "experimental": true,
+        "dependencies": ["Runtime", "DOM"],
         "types": [
             {
-                "id": "AnimationPlayer",
+                "id": "Animation",
                 "type": "object",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
-                    { "name": "id", "type": "string", "description": "<code>AnimationPlayer</code>'s id." },
-                    { "name": "pausedState", "type": "boolean", "hidden": "true", "description": "<code>AnimationPlayer</code>'s internal paused state." },
-                    { "name": "playState", "type": "string", "description": "<code>AnimationPlayer</code>'s play state." },
-                    { "name": "playbackRate", "type": "number", "description": "<code>AnimationPlayer</code>'s playback rate." },
-                    { "name": "startTime", "type": "number", "description": "<code>AnimationPlayer</code>'s start time." },
-                    { "name": "currentTime", "type": "number", "description": "<code>AnimationPlayer</code>'s current time." },
-                    { "name": "source", "$ref": "AnimationNode", "description": "<code>AnimationPlayer</code>'s source animation node." },
-                    { "name": "type", "type": "string", "enum": ["CSSTransition", "CSSAnimation", "WebAnimation"], "description": "Animation type of <code>AnimationPlayer</code>." }
+                    { "name": "id", "type": "string", "description": "<code>Animation</code>'s id." },
+                    { "name": "name", "type": "string", "description": "<code>Animation</code>'s name." },
+                    { "name": "pausedState", "type": "boolean", "experimental": true, "description": "<code>Animation</code>'s internal paused state." },
+                    { "name": "playState", "type": "string", "description": "<code>Animation</code>'s play state." },
+                    { "name": "playbackRate", "type": "number", "description": "<code>Animation</code>'s playback rate." },
+                    { "name": "startTime", "type": "number", "description": "<code>Animation</code>'s start time." },
+                    { "name": "currentTime", "type": "number", "description": "<code>Animation</code>'s current time." },
+                    { "name": "source", "$ref": "AnimationEffect", "description": "<code>Animation</code>'s source animation node." },
+                    { "name": "type", "type": "string", "enum": ["CSSTransition", "CSSAnimation", "WebAnimation"], "description": "Animation type of <code>Animation</code>." },
+                    { "name": "cssId", "type": "string", "optional": true, "description": "A unique ID for <code>Animation</code> representing the sources that triggered this CSS animation/transition."}
                 ],
-                "description": "AnimationPlayer instance."
+                "description": "Animation instance."
             },
             {
-                "id": "AnimationNode",
+                "id": "AnimationEffect",
                 "type": "object",
-                "hidden": true,
+                "experimental": true,
                 "properties": [
-                    { "name": "delay", "type": "number", "description": "<code>AnimationNode</code>'s delay." },
-                    { "name": "endDelay", "type": "number", "description": "<code>AnimationNode</code>'s end delay." },
-                    { "name": "playbackRate", "type": "number", "description": "<code>AnimationNode</code>'s playbackRate." },
-                    { "name": "iterationStart", "type": "number", "description": "<code>AnimationNode</code>'s iteration start." },
-                    { "name": "iterations", "type": "number", "description": "<code>AnimationNode</code>'s iterations." },
-                    { "name": "duration", "type": "number", "description": "<code>AnimationNode</code>'s iteration duration." },
-                    { "name": "direction", "type": "string", "description": "<code>AnimationNode</code>'s playback direction." },
-                    { "name": "fill", "type": "string", "description": "<code>AnimationNode</code>'s fill mode." },
-                    { "name": "name", "type": "string", "description": "<code>AnimationNode</code>'s name." },
-                    { "name": "backendNodeId", "$ref": "DOM.BackendNodeId", "description": "<code>AnimationNode</code>'s target node." },
-                    { "name": "keyframesRule", "$ref": "KeyframesRule", "optional": true, "description": "<code>AnimationNode</code>'s keyframes." },
-                    { "name": "easing", "type": "string", "description": "<code>AnimationNode</code>'s timing function." }
-                ],
-                "description": "AnimationNode instance"
+                    { "name": "delay", "type": "number", "description": "<code>AnimationEffect</code>'s delay." },
+                    { "name": "endDelay", "type": "number", "description": "<code>AnimationEffect</code>'s end delay." },
+                    { "name": "iterationStart", "type": "number", "description": "<code>AnimationEffect</code>'s iteration start." },
+                    { "name": "iterations", "type": "number", "description": "<code>AnimationEffect</code>'s iterations." },
+                    { "name": "duration", "type": "number", "description": "<code>AnimationEffect</code>'s iteration duration." },
+                    { "name": "direction", "type": "string", "description": "<code>AnimationEffect</code>'s playback direction." },
+                    { "name": "fill", "type": "string", "description": "<code>AnimationEffect</code>'s fill mode." },
+                    { "name": "backendNodeId", "$ref": "DOM.BackendNodeId", "description": "<code>AnimationEffect</code>'s target node." },
+                    { "name": "keyframesRule", "$ref": "KeyframesRule", "optional": true, "description": "<code>AnimationEffect</code>'s keyframes." },
+                    { "name": "easing", "type": "string", "description": "<code>AnimationEffect</code>'s timing function." }
+                ],
+                "description": "AnimationEffect instance"
             },
             {
                 "id": "KeyframesRule",
@@ -4969,7 +4148,7 @@
                 "type": "object",
                 "properties": [
                     { "name": "offset", "type": "string", "description": "Keyframe's time offset." },
-                    { "name": "easing", "type": "string", "description": "<code>AnimationNode</code>'s timing function." }
+                    { "name": "easing", "type": "string", "description": "<code>AnimationEffect</code>'s timing function." }
                 ],
                 "description": "Keyframe Style"
             }
@@ -4980,16 +4159,8 @@
                 "description": "Enables animation domain notifications."
             },
             {
-                "name": "getAnimationPlayersForNode",
-                "parameters": [
-                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Id of the node to get animation players for." },
-                    { "name": "includeSubtreeAnimations", "type": "boolean", "description": "Include animations from elements subtree." }
-                ],
-                "returns": [
-                    { "name": "animationPlayers", "type": "array", "items": { "$ref": "AnimationPlayer" }, "description": "Array of animation players." }
-                ],
-                "description": "Returns animation players relevant to the node.",
-                "hidden": true
+                "name": "disable",
+                "description": "Disables animation domain notifications."
             },
             {
                 "name": "getPlaybackRate",
@@ -5006,43 +4177,86 @@
                 "description": "Sets the playback rate of the document timeline."
             },
             {
-                "name": "setCurrentTime",
+                "name": "getCurrentTime",
+                "parameters": [
+                    { "name": "id", "type": "string", "description": "Id of animation." }
+                ],
+                "returns": [
+                    { "name": "currentTime", "type": "number", "description": "Current time of the page." }
+                ],
+                "description": "Returns the current time of the an animation."
+            },
+            {
+                "name": "setPaused",
                 "parameters": [
-                    { "name": "currentTime", "type": "number", "description": "Current time for the page animation timeline" }
+                    { "name": "animations", "type": "array", "items": { "type": "string" }, "description": "Animations to set the pause state of." },
+                    { "name": "paused", "type": "boolean", "description": "Paused state to set to." }
                 ],
-                "description": "Sets the current time of the document timeline."
+                "description": "Sets the paused state of a set of animations."
             },
             {
                 "name": "setTiming",
                 "parameters": [
-                    { "name": "playerId", "type": "string", "description": "AnimationPlayer id." },
+                    { "name": "animationId", "type": "string", "description": "Animation id." },
                     { "name": "duration", "type": "number", "description": "Duration of the animation." },
                     { "name": "delay", "type": "number", "description": "Delay of the animation." }
                 ],
                 "description": "Sets the timing of an animation node."
+            },
+            {
+                "name": "seekAnimations",
+                "parameters": [
+                    { "name": "animations", "type": "array", "items": { "type": "string" }, "description": "List of animation ids to seek." },
+                    { "name": "currentTime", "type": "number", "description": "Set the current time of each animation." }
+                ],
+                "description": "Seek a set of animations to a particular time within each animation."
+            },
+            {
+                "name": "releaseAnimations",
+                "parameters": [
+                    { "name": "animations", "type": "array", "items": { "type": "string" }, "description": "List of animation ids to seek." }
+                ],
+                "description": "Releases a set of animations to no longer be manipulated."
+            },
+            {
+                "name": "resolveAnimation",
+                "parameters": [
+                    { "name": "animationId", "type": "string", "description": "Animation id." }
+                ],
+                "returns": [
+                    { "name": "remoteObject", "$ref": "Runtime.RemoteObject", "description": "Corresponding remote object." }
+                ],
+                "description": "Gets the remote object of the Animation."
             }
         ],
         "events": [
             {
-                "name": "animationPlayerCreated",
+                "name": "animationCreated",
+                "parameters": [
+                    { "name": "id", "type": "string", "description": "Id of the animation that was created." }
+                ],
+                "description": "Event for each animation that has been created."
+            },
+            {
+                "name": "animationStarted",
                 "parameters": [
-                    { "name": "player", "$ref": "AnimationPlayer", "description": "AnimationPlayer that was created." },
-                    { "name": "resetTimeline", "type": "boolean", "description": "Whether the timeline should be reset." }
+                    { "name": "animation", "$ref": "Animation", "description": "Animation that was started." }
                 ],
-                "description": "Event for each animation player that has been created."
+                "description": "Event for animation that has been started."
             },
             {
-                "name": "animationPlayerCanceled",
+                "name": "animationCanceled",
                 "parameters": [
-                    { "name": "playerId", "type": "string", "description": "Id of the AnimationPlayer that was cancelled." }
+                    { "name": "id", "type": "string", "description": "Id of the animation that was cancelled."}
                 ],
-                "description": "Event for AnimationPlayers in the frontend that have been cancelled."
+                "description": "Event for when an animation has been cancelled."
             }
         ]
     },
     {
         "domain": "Accessibility",
-        "hidden": true,
+        "experimental": true,
+        "dependencies": ["DOM"],
         "types": [
             {
                 "id": "AXNodeId",
@@ -5052,23 +4266,31 @@
             {
                 "id": "AXValueType",
                 "type": "string",
-                "enum": [ "boolean", "tristate", "booleanOrUndefined", "idref", "idrefList", "integer", "number", "string", "token", "tokenList", "domRelation", "role", "internalRole" ],
+                "enum": [ "boolean", "tristate", "booleanOrUndefined", "idref", "idrefList", "integer", "node", "nodeList", "number", "string", "computedString", "token", "tokenList", "domRelation", "role", "internalRole", "valueUndefined" ],
                 "description": "Enum of possible property types."
             },
             {
-                "id": "AXPropertySourceType",
+                "id": "AXValueSourceType",
                 "type": "string",
-                "enum": [ "attribute", "implicit", "style" ],
+                "enum": [ "attribute", "implicit", "style", "contents", "placeholder", "relatedElement" ],
                 "description": "Enum of possible property sources."
             },
+            { "id": "AXValueNativeSourceType",
+              "type": "string",
+              "enum": [ "figcaption", "label", "labelfor", "labelwrapped", "legend", "tablecaption", "title", "other" ],
+              "description": "Enum of possible native property sources (as a subtype of a particular AXValueSourceType)."
+            },
             {
-                "id": "AXPropertySource",
+                "id": "AXValueSource",
                 "type": "object",
                 "properties": [
-                    { "name": "name", "type": "string", "description": "The name/label of this source." },
-                    { "name": "sourceType", "$ref": "AXPropertySourceType", "description": "What type of source this is." },
-                    { "name": "value", "type": "any", "description": "The value of this property source." },
-                    { "name": "type", "$ref": "AXValueType", "description": "What type the value should be interpreted as." },
+                    { "name": "type", "$ref": "AXValueSourceType", "description": "What type of source this is." },
+                    { "name": "value", "$ref": "AXValue", "description": "The value of this property source.", "optional": true },
+                    { "name": "attribute", "type": "string", "description": "The name of the relevant attribute, if any.", "optional": true },
+                    { "name": "attributeValue", "$ref": "AXValue", "description": "The value of the relevant attribute, if any.", "optional": true },
+                    { "name": "superseded", "type": "boolean", "description": "Whether this source is superseded by a higher priority source.", "optional": true },
+                    { "name": "nativeSource", "$ref": "AXValueNativeSourceType", "description": "The native markup source for this value, e.g. a <label> element.", "optional": true },
+                    { "name": "nativeSourceValue", "$ref": "AXValue", "description": "The value, such as a node or node list, of the native source.", "optional": true },
                     { "name": "invalid", "type": "boolean", "description": "Whether the value for this property is invalid.", "optional": true },
                     { "name": "invalidReason", "type": "string", "description": "Reason for the value being invalid, if it is.", "optional": true }
                 ],
@@ -5078,8 +4300,9 @@
                 "id": "AXRelatedNode",
                 "type": "object",
                 "properties": [
+                    { "name": "backendDOMNodeId", "$ref": "DOM.BackendNodeId", "description": "The BackendNodeId of the related DOM node." },
                     { "name": "idref", "type": "string", "description": "The IDRef value provided, if any.", "optional": true },
-                    { "name": "backendNodeId", "$ref": "DOM.BackendNodeId", "description": "The BackendNodeId of the related node." }
+                    { "name": "text", "type": "string", "description": "The text alternative of this node in the current context.", "optional": true }
                 ]
             },
             {
@@ -5095,18 +4318,16 @@
                 "type": "object",
                 "properties": [
                     { "name": "type", "$ref": "AXValueType", "description": "The type of this value." },
-
                     { "name": "value", "type": "any", "description": "The computed value of this property.", "optional": true },
-                    { "name": "relatedNodeValue", "$ref": "AXRelatedNode", "description": "The related node value, if any.", "optional": true },
-                    { "name": "relatedNodeArrayValue", "type": "array", "items": { "$ref": "AXRelatedNode" }, "description": "Multiple relted nodes, if applicable.", "optional": true },
-                    { "name": "sources", "type": "array", "items": { "$ref": "AXPropertySource" }, "description": "The sources which contributed to the computation of this property.", "optional": true }
+                    { "name": "relatedNodes", "type": "array", "items": { "$ref": "AXRelatedNode" }, "description": "One or more related nodes, if applicable.", "optional": true },
+                    { "name": "sources", "type": "array", "items": { "$ref": "AXValueSource" }, "description": "The sources which contributed to the computation of this property.", "optional": true }
                 ],
                 "description": "A single computed AX property."
             },
             {
                 "id": "AXGlobalStates",
                 "type": "string",
-                "enum": [ "disabled", "hidden", "hiddenRoot", "invalid" ],
+                "enum": [ "disabled", "hidden", "hiddenRoot", "invalid", "keyshortcuts", "roledescription" ],
                 "description": "States which apply to every AX node."
             },
             {
@@ -5119,18 +4340,18 @@
                 "id": "AXWidgetAttributes",
                 "type": "string",
                 "enum": [ "autocomplete", "haspopup", "level", "multiselectable", "orientation", "multiline", "readonly", "required", "valuemin", "valuemax", "valuetext" ],
-                "Description": "Attributes which apply to widgets."
+                "description": "Attributes which apply to widgets."
             },
             {
                 "id": "AXWidgetStates",
                 "type": "string",
-                "enum": [ "checked", "expanded", "pressed", "selected" ],
+                "enum": [ "checked", "expanded", "modal", "pressed", "selected" ],
                 "description": "States which apply to widgets."
             },
             {
                 "id": "AXRelationshipAttributes",
                 "type": "string",
-                "enum": [ "activedescendant", "flowto", "controls", "describedby", "labelledby", "owns" ],
+                "enum": [ "activedescendant", "controls", "describedby", "details", "errormessage", "flowto", "labelledby", "owns" ],
                 "description": "Relationships between elements other than parent/child/sibling."
             },
             {
@@ -5138,27 +4359,202 @@
                 "type": "object",
                 "properties": [
                     { "name": "nodeId", "$ref": "AXNodeId", "description": "Unique identifier for this node." },
-                    { "name": "role", "$ref": "AXValue", "description": "This <code>Node</code>'s role, whether explicit or implicit." },
+                    { "name": "ignored", "type": "boolean", "description": "Whether this node is ignored for accessibility" },
+                    { "name": "ignoredReasons", "type": "array", "items": { "$ref": "AXProperty" }, "description": "Collection of reasons why this node is hidden.", "optional": true },
+                    { "name": "role", "$ref": "AXValue", "description": "This <code>Node</code>'s role, whether explicit or implicit.", "optional": true},
                     { "name": "name", "$ref": "AXValue", "description": "The accessible name for this <code>Node</code>.", "optional": true },
                     { "name": "description", "$ref": "AXValue", "description": "The accessible description for this <code>Node</code>.", "optional": true },
                     { "name": "value", "$ref": "AXValue", "description": "The value for this <code>Node</code>.", "optional": true },
-                    { "name": "help", "$ref": "AXValue", "description": "Help.", "optional": true },
-                    { "name": "properties", "type": "array", "items": { "$ref": "AXProperty" }, "description": "All other properties" }
+                    { "name": "properties", "type": "array", "items": { "$ref": "AXProperty" }, "description": "All other properties", "optional": true },
+                    { "name": "childIds", "type": "array", "items": { "$ref": "AXNodeId" }, "description": "IDs for each of this node's child nodes.", "optional": true },
+                    { "name": "backendDOMNodeId", "$ref": "DOM.BackendNodeId", "description": "The backend ID for the associated DOM node, if any.", "optional": true }
                 ],
                 "description": "A node in the accessibility tree."
             }
         ],
         "commands": [
             {
-                "name": "getAXNode",
+                "name": "getPartialAXTree",
                 "parameters": [
-                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "ID of node to get accessibility node for." }
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "ID of node to get the partial accessibility tree for." },
+                    { "name": "fetchRelatives", "type": "boolean", "description": "Whether to fetch this nodes ancestors, siblings and children. Defaults to true.", "optional": true }
                 ],
                 "returns": [
-                    { "name": "accessibilityNode", "$ref": "AXNode", "description": "The <code>Accessibility.AXNode</code> for this DOM node, if it exists.", "optional": true }
+                    { "name": "nodes", "type": "array", "items": { "$ref": "AXNode" }, "description": "The <code>Accessibility.AXNode</code> for this DOM node, if it exists, plus its ancestors, siblings and children, if requested." }
+                ],
+                "description": "Fetches the accessibility node and partial accessibility tree for this DOM node, if it exists.",
+                "experimental": true
+            }
+        ]
+    },
+    {
+        "domain": "Storage",
+        "experimental": true,
+        "types": [
+            {
+                "id": "StorageType",
+                "type": "string",
+                "enum": [
+                    "appcache",
+                    "cookies",
+                    "file_systems",
+                    "indexeddb",
+                    "local_storage",
+                    "shader_cache",
+                    "websql",
+                    "service_workers",
+                    "cache_storage",
+                    "all"
+                ],
+                "description": "Enum of possible storage types."
+            }
+        ],
+        "commands": [
+            {
+                "name": "clearDataForOrigin",
+                "parameters": [
+                    { "name": "origin", "type": "string", "description": "Security origin." },
+                    { "name": "storageTypes", "type": "string", "description": "Comma separated origin names." }
+                ],
+                "description": "Clears storage for origin."
+            }
+        ]
+    },
+    {
+        "domain": "Log",
+        "description": "Provides access to log entries.",
+        "dependencies": ["Runtime", "Network"],
+        "experimental": true,
+        "types": [
+            {
+                "id": "LogEntry",
+                "type": "object",
+                "description": "Log entry.",
+                "properties": [
+                    { "name": "source", "type": "string", "enum": ["xml", "javascript", "network", "storage", "appcache", "rendering", "security", "deprecation", "worker", "violation", "intervention", "other"], "description": "Log entry source." },
+                    { "name": "level", "type": "string", "enum": ["verbose", "info", "warning", "error"], "description": "Log entry severity." },
+                    { "name": "text", "type": "string", "description": "Logged text." },
+                    { "name": "timestamp", "$ref": "Runtime.Timestamp", "description": "Timestamp when this entry was added." },
+                    { "name": "url", "type": "string", "optional": true, "description": "URL of the resource if known." },
+                    { "name": "lineNumber", "type": "integer", "optional": true, "description": "Line number in the resource." },
+                    { "name": "stackTrace", "$ref": "Runtime.StackTrace", "optional": true, "description": "JavaScript stack trace." },
+                    { "name": "networkRequestId", "$ref": "Network.RequestId", "optional": true, "description": "Identifier of the network request associated with this entry." },
+                    { "name": "workerId", "type": "string", "optional": true, "description": "Identifier of the worker associated with this entry." }
+                ]
+            },
+            {
+                "id": "ViolationSetting",
+                "type": "object",
+                "description": "Violation configuration setting.",
+                "properties": [
+                    { "name": "name", "type": "string", "enum": ["longTask", "longLayout", "blockedEvent", "blockedParser", "discouragedAPIUse", "handler", "recurringHandler"], "description": "Violation type." },
+                    { "name": "threshold", "type": "number", "description": "Time threshold to trigger upon." }
+                ]
+            }
+        ],
+        "commands": [
+            {
+                "name": "enable",
+                "description": "Enables log domain, sends the entries collected so far to the client by means of the <code>entryAdded</code> notification."
+            },
+            {
+                "name": "disable",
+                "description": "Disables log domain, prevents further log entries from being reported to the client."
+            },
+            {
+                "name": "clear",
+                "description": "Clears the log."
+            },
+            {
+                "name": "startViolationsReport",
+                "parameters": [
+                    { "name": "config", "type": "array", "items": { "$ref": "ViolationSetting" }, "description": "Configuration for violations." }
+                ],
+                "description": "start violation reporting."
+            },
+            {
+                "name": "stopViolationsReport",
+                "description": "Stop violation reporting."
+            }
+        ],
+        "events": [
+            {
+                "name": "entryAdded",
+                "parameters": [
+                    { "name": "entry", "$ref": "LogEntry", "description": "The entry." }
+                ],
+                "description": "Issued when new message was logged."
+            }
+        ]
+    },
+    {
+        "domain": "SystemInfo",
+        "description": "The SystemInfo domain defines methods and events for querying low-level system information.",
+        "experimental": true,
+        "types": [
+            {
+                "id": "GPUDevice",
+                "type": "object",
+                "properties": [
+                    { "name": "vendorId", "type": "number", "description": "PCI ID of the GPU vendor, if available; 0 otherwise." },
+                    { "name": "deviceId", "type": "number", "description": "PCI ID of the GPU device, if available; 0 otherwise." },
+                    { "name": "vendorString", "type": "string", "description": "String description of the GPU vendor, if the PCI ID is not available." },
+                    { "name": "deviceString", "type": "string", "description": "String description of the GPU device, if the PCI ID is not available." }
+                ],
+                "description": "Describes a single graphics processor (GPU)."
+            },
+            {
+                "id": "GPUInfo",
+                "type": "object",
+                "properties": [
+                    { "name": "devices", "type": "array", "items": { "$ref": "GPUDevice" }, "description": "The graphics devices on the system. Element 0 is the primary GPU." },
+                    { "name": "auxAttributes", "type": "object", "optional": true, "description": "An optional dictionary of additional GPU related attributes." },
+                    { "name": "featureStatus", "type": "object", "optional": true, "description": "An optional dictionary of graphics features and their status." },
+                    { "name": "driverBugWorkarounds", "type": "array", "items": { "type": "string" }, "description": "An optional array of GPU driver bug workarounds." }
                 ],
-                "description": "Fetches the accessibility node for this DOM node, if it exists.",
-                "hidden": true
+                "description": "Provides information about the GPU(s) on the system."
+            }
+        ],
+        "commands": [
+            {
+                "name": "getInfo",
+                "description": "Returns information about the system.",
+                "returns": [
+                    { "name": "gpu", "$ref": "GPUInfo", "description": "Information about the GPUs on the system." },
+                    { "name": "modelName", "type": "string", "description": "A platform-dependent description of the model of the machine. On Mac OS, this is, for example, 'MacBookPro'. Will be the empty string if not supported." },
+                    { "name": "modelVersion", "type": "string", "description": "A platform-dependent description of the version of the machine. On Mac OS, this is, for example, '10.1'. Will be the empty string if not supported." }
+                ]
+            }
+        ]
+    },
+    {
+        "domain": "Tethering",
+        "description": "The Tethering domain defines methods and events for browser port binding.",
+        "experimental": true,
+        "commands": [
+            {
+                "name": "bind",
+                "description": "Request browser port binding.",
+                "parameters": [
+                    { "name": "port", "type": "integer", "description": "Port number to bind." }
+                ]
+            },
+            {
+                "name": "unbind",
+                "description": "Request browser port unbinding.",
+                "parameters": [
+                    { "name": "port", "type": "integer", "description": "Port number to unbind." }
+                ]
+            }
+        ],
+        "events": [
+            {
+                "name": "accepted",
+                "description": "Informs that port was successfully bound and got a specified connection id.",
+                "parameters": [
+                    {"name": "port", "type": "integer", "description": "Port number that was successfully bound." },
+                    {"name": "connectionId", "type": "string", "description": "Connection id to be used." }
+                ]
             }
         ]
     }]
diff --git a/source/ProtocolGenerator/js_protocol.json b/source/ProtocolGenerator/js_protocol.json
new file mode 100644
index 0000000000000000000000000000000000000000..6e7be57ca966011ff6480ffaf15b740302dc2259
--- /dev/null
+++ b/source/ProtocolGenerator/js_protocol.json
@@ -0,0 +1,1084 @@
+{
+    "version": { "major": "1", "minor": "2" },
+    "domains": [
+    {
+        "domain": "Schema",
+        "description": "Provides information about the protocol schema.",
+        "types": [
+            {
+                "id": "Domain",
+                "type": "object",
+                "description": "Description of the protocol domain.",
+                "properties": [
+                    { "name": "name", "type": "string", "description": "Domain name." },
+                    { "name": "version", "type": "string", "description": "Domain version." }
+                ]
+            }
+        ],
+        "commands": [
+            {
+                "name": "getDomains",
+                "description": "Returns supported domains.",
+                "handlers": ["browser", "renderer"],
+                "returns": [
+                    { "name": "domains", "type": "array", "items": { "$ref": "Domain" }, "description": "List of supported domains." }
+                ]
+            }
+        ]
+    },
+    {
+        "domain": "Runtime",
+        "description": "Runtime domain exposes JavaScript runtime by means of remote evaluation and mirror objects. Evaluation results are returned as mirror object that expose object type, string representation and unique identifier that can be used for further object reference. Original objects are maintained in memory unless they are either explicitly released or are released along with the other objects in their object group.",
+        "types": [
+            {
+                "id": "ScriptId",
+                "type": "string",
+                "description": "Unique script identifier."
+            },
+            {
+                "id": "RemoteObjectId",
+                "type": "string",
+                "description": "Unique object identifier."
+            },
+            {
+                "id": "UnserializableValue",
+                "type": "string",
+                "enum": ["Infinity", "NaN", "-Infinity", "-0"],
+                "description": "Primitive value which cannot be JSON-stringified."
+            },
+            {
+                "id": "RemoteObject",
+                "type": "object",
+                "description": "Mirror object referencing original JavaScript object.",
+                "properties": [
+                    { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." },
+                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error", "proxy", "promise", "typedarray"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
+                    { "name": "className", "type": "string", "optional": true, "description": "Object class (constructor) name. Specified for <code>object</code> type values only." },
+                    { "name": "value", "type": "any", "optional": true, "description": "Remote object value in case of primitive values or JSON values (if it was requested)." },
+                    { "name": "unserializableValue", "$ref": "UnserializableValue", "optional": true, "description": "Primitive value which can not be JSON-stringified does not have <code>value</code>, but gets this property." },
+                    { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
+                    { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Unique object identifier (for non-primitive values)." },
+                    { "name": "preview", "$ref": "ObjectPreview", "optional": true, "description": "Preview containing abbreviated property values. Specified for <code>object</code> type values only.", "experimental": true },
+                    { "name": "customPreview", "$ref": "CustomPreview", "optional": true, "experimental": true}
+                ]
+            },
+            {
+                "id": "CustomPreview",
+                "type": "object",
+                "experimental": true,
+                "properties": [
+                    { "name": "header", "type": "string"},
+                    { "name": "hasBody", "type": "boolean"},
+                    { "name": "formatterObjectId", "$ref": "RemoteObjectId"},
+                    { "name": "bindRemoteObjectFunctionId", "$ref": "RemoteObjectId" },
+                    { "name": "configObjectId", "$ref": "RemoteObjectId", "optional": true }
+                ]
+            },
+            {
+                "id": "ObjectPreview",
+                "type": "object",
+                "experimental": true,
+                "description": "Object containing abbreviated remote object value.",
+                "properties": [
+                    { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol"], "description": "Object type." },
+                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
+                    { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
+                    { "name": "overflow", "type": "boolean", "description": "True iff some of the properties or entries of the original object did not fit." },
+                    { "name": "properties", "type": "array", "items": { "$ref": "PropertyPreview" }, "description": "List of the properties." },
+                    { "name": "entries", "type": "array", "items": { "$ref": "EntryPreview" }, "optional": true, "description": "List of the entries. Specified for <code>map</code> and <code>set</code> subtype values only." }
+                ]
+            },
+            {
+                "id": "PropertyPreview",
+                "type": "object",
+                "experimental": true,
+                "properties": [
+                    { "name": "name", "type": "string", "description": "Property name." },
+                    { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean", "symbol", "accessor"], "description": "Object type. Accessor means that the property itself is an accessor property." },
+                    { "name": "value", "type": "string", "optional": true, "description": "User-friendly property value string." },
+                    { "name": "valuePreview", "$ref": "ObjectPreview", "optional": true, "description": "Nested value preview." },
+                    { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date", "map", "set", "iterator", "generator", "error"], "description": "Object subtype hint. Specified for <code>object</code> type values only." }
+                ]
+            },
+            {
+                "id": "EntryPreview",
+                "type": "object",
+                "experimental": true,
+                "properties": [
+                    { "name": "key", "$ref": "ObjectPreview", "optional": true, "description": "Preview of the key. Specified for map-like collection entries." },
+                    { "name": "value", "$ref": "ObjectPreview", "description": "Preview of the value." }
+                ]
+            },
+            {
+                "id": "PropertyDescriptor",
+                "type": "object",
+                "description": "Object property descriptor.",
+                "properties": [
+                    { "name": "name", "type": "string", "description": "Property name or symbol description." },
+                    { "name": "value", "$ref": "RemoteObject", "optional": true, "description": "The value associated with the property." },
+                    { "name": "writable", "type": "boolean", "optional": true, "description": "True if the value associated with the property may be changed (data descriptors only)." },
+                    { "name": "get", "$ref": "RemoteObject", "optional": true, "description": "A function which serves as a getter for the property, or <code>undefined</code> if there is no getter (accessor descriptors only)." },
+                    { "name": "set", "$ref": "RemoteObject", "optional": true, "description": "A function which serves as a setter for the property, or <code>undefined</code> if there is no setter (accessor descriptors only)." },
+                    { "name": "configurable", "type": "boolean", "description": "True if the type of this property descriptor may be changed and if the property may be deleted from the corresponding object." },
+                    { "name": "enumerable", "type": "boolean", "description": "True if this property shows up during enumeration of the properties on the corresponding object." },
+                    { "name": "wasThrown", "type": "boolean", "optional": true, "description": "True if the result was thrown during the evaluation." },
+                    { "name": "isOwn", "optional": true, "type": "boolean", "description": "True if the property is owned for the object." },
+                    { "name": "symbol", "$ref": "RemoteObject", "optional": true, "description": "Property symbol object, if the property is of the <code>symbol</code> type." }
+                ]
+            },
+            {
+                "id": "InternalPropertyDescriptor",
+                "type": "object",
+                "description": "Object internal property descriptor. This property isn't normally visible in JavaScript code.",
+                "properties": [
+                    { "name": "name", "type": "string", "description": "Conventional property name." },
+                    { "name": "value", "$ref": "RemoteObject", "optional": true, "description": "The value associated with the property." }
+                ]
+            },
+            {
+                "id": "CallArgument",
+                "type": "object",
+                "description": "Represents function call argument. Either remote object id <code>objectId</code>, primitive <code>value</code>, unserializable primitive value or neither of (for undefined) them should be specified.",
+                "properties": [
+                    { "name": "value", "type": "any", "optional": true, "description": "Primitive value." },
+                    { "name": "unserializableValue", "$ref": "UnserializableValue", "optional": true, "description": "Primitive value which can not be JSON-stringified." },
+                    { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Remote object handle." }
+                ]
+            },
+            {
+                "id": "ExecutionContextId",
+                "type": "integer",
+                "description": "Id of an execution context."
+            },
+            {
+                "id": "ExecutionContextDescription",
+                "type": "object",
+                "description": "Description of an isolated world.",
+                "properties": [
+                    { "name": "id", "$ref": "ExecutionContextId", "description": "Unique id of the execution context. It can be used to specify in which execution context script evaluation should be performed." },
+                    { "name": "origin", "type": "string", "description": "Execution context origin." },
+                    { "name": "name", "type": "string", "description": "Human readable name describing given context." },
+                    { "name": "auxData", "type": "object", "optional": true, "description": "Embedder-specific auxiliary data." }
+                ]
+            },
+            {
+                "id": "ExceptionDetails",
+                "type": "object",
+                "description": "Detailed information about exception (or error) that was thrown during script compilation or execution.",
+                "properties": [
+                    { "name": "exceptionId", "type": "integer", "description": "Exception id." },
+                    { "name": "text", "type": "string", "description": "Exception text, which should be used together with exception object when available." },
+                    { "name": "lineNumber", "type": "integer", "description": "Line number of the exception location (0-based)." },
+                    { "name": "columnNumber", "type": "integer", "description": "Column number of the exception location (0-based)." },
+                    { "name": "scriptId", "$ref": "ScriptId", "optional": true, "description": "Script ID of the exception location." },
+                    { "name": "url", "type": "string", "optional": true, "description": "URL of the exception location, to be used when the script was not reported." },
+                    { "name": "stackTrace", "$ref": "StackTrace", "optional": true, "description": "JavaScript stack trace if available." },
+                    { "name": "exception", "$ref": "RemoteObject", "optional": true, "description": "Exception object if available." },
+                    { "name": "executionContextId", "$ref": "ExecutionContextId", "optional": true, "description": "Identifier of the context where exception happened." }
+                ]
+            },
+            {
+                "id": "Timestamp",
+                "type": "number",
+                "description": "Number of milliseconds since epoch."
+            },
+            {
+                "id": "CallFrame",
+                "type": "object",
+                "description": "Stack entry for runtime errors and assertions.",
+                "properties": [
+                    { "name": "functionName", "type": "string", "description": "JavaScript function name." },
+                    { "name": "scriptId", "$ref": "ScriptId", "description": "JavaScript script id." },
+                    { "name": "url", "type": "string", "description": "JavaScript script name or url." },
+                    { "name": "lineNumber", "type": "integer", "description": "JavaScript script line number (0-based)." },
+                    { "name": "columnNumber", "type": "integer", "description": "JavaScript script column number (0-based)." }
+                ]
+            },
+            {
+                "id": "StackTrace",
+                "type": "object",
+                "description": "Call frames for assertions or error messages.",
+                "properties": [
+                    { "name": "description", "type": "string", "optional": true, "description": "String label of this stack trace. For async traces this may be a name of the function that initiated the async call." },
+                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "JavaScript function name." },
+                    { "name": "parent", "$ref": "StackTrace", "optional": true, "description": "Asynchronous JavaScript stack trace that preceded this stack, if available." },
+                    { "name": "promiseCreationFrame", "$ref": "CallFrame", "optional": true, "experimental": true, "description": "Creation frame of the Promise which produced the next synchronous trace when resolved, if available." }
+                ]
+            }
+        ],
+        "commands": [
+            {
+                "name": "evaluate",
+                "parameters": [
+                    { "name": "expression", "type": "string", "description": "Expression to evaluate." },
+                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." },
+                    { "name": "includeCommandLineAPI", "type": "boolean", "optional": true, "description": "Determines whether Command Line API should be available during the evaluation." },
+                    { "name": "silent", "type": "boolean", "optional": true, "description": "In silent mode exceptions thrown during evaluation are not reported and do not pause execution. Overrides <code>setPauseOnException</code> state." },
+                    { "name": "contextId", "$ref": "ExecutionContextId", "optional": true, "description": "Specifies in which execution context to perform evaluation. If the parameter is omitted the evaluation will be performed in the context of the inspected page." },
+                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
+                    { "name": "generatePreview", "type": "boolean", "optional": true, "experimental": true, "description": "Whether preview should be generated for the result." },
+                    { "name": "userGesture", "type": "boolean", "optional": true, "experimental": true, "description": "Whether execution should be treated as initiated by user in the UI." },
+                    { "name": "awaitPromise", "type": "boolean", "optional":true, "description": "Whether execution should wait for promise to be resolved. If the result of evaluation is not a Promise, it's considered to be an error." }
+                ],
+                "returns": [
+                    { "name": "result", "$ref": "RemoteObject", "description": "Evaluation result." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
+                ],
+                "description": "Evaluates expression on global object."
+            },
+            {
+                "name": "awaitPromise",
+                "parameters": [
+                    { "name": "promiseObjectId", "$ref": "RemoteObjectId", "description": "Identifier of the promise." },
+                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
+                    { "name": "generatePreview", "type": "boolean", "optional": true, "description": "Whether preview should be generated for the result." }
+                ],
+                "returns": [
+                    { "name": "result", "$ref": "RemoteObject", "description": "Promise result. Will contain rejected value if promise was rejected." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details if stack strace is available."}
+                ],
+                "description": "Add handler to promise with given promise object id."
+            },
+            {
+                "name": "callFunctionOn",
+                "parameters": [
+                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to call function on." },
+                    { "name": "functionDeclaration", "type": "string", "description": "Declaration of the function to call." },
+                    { "name": "arguments", "type": "array", "items": { "$ref": "CallArgument", "description": "Call argument." }, "optional": true, "description": "Call arguments. All call arguments must belong to the same JavaScript world as the target object." },
+                    { "name": "silent", "type": "boolean", "optional": true, "description": "In silent mode exceptions thrown during evaluation are not reported and do not pause execution. Overrides <code>setPauseOnException</code> state." },
+                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object which should be sent by value." },
+                    { "name": "generatePreview", "type": "boolean", "optional": true, "experimental": true, "description": "Whether preview should be generated for the result." },
+                    { "name": "userGesture", "type": "boolean", "optional": true, "experimental": true, "description": "Whether execution should be treated as initiated by user in the UI." },
+                    { "name": "awaitPromise", "type": "boolean", "optional":true, "description": "Whether execution should wait for promise to be resolved. If the result of evaluation is not a Promise, it's considered to be an error." }
+                ],
+                "returns": [
+                    { "name": "result", "$ref": "RemoteObject", "description": "Call result." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
+                ],
+                "description": "Calls function with given declaration on the given object. Object group of the result is inherited from the target object."
+            },
+            {
+                "name": "getProperties",
+                "parameters": [
+                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to return properties for." },
+                    { "name": "ownProperties", "optional": true, "type": "boolean", "description": "If true, returns properties belonging only to the element itself, not to its prototype chain." },
+                    { "name": "accessorPropertiesOnly", "optional": true, "type": "boolean", "description": "If true, returns accessor properties (with getter/setter) only; internal properties are not returned either.", "experimental": true },
+                    { "name": "generatePreview", "type": "boolean", "optional": true, "experimental": true, "description": "Whether preview should be generated for the results." }
+                ],
+                "returns": [
+                    { "name": "result", "type": "array", "items": { "$ref": "PropertyDescriptor" }, "description": "Object properties." },
+                    { "name": "internalProperties", "optional": true, "type": "array", "items": { "$ref": "InternalPropertyDescriptor" }, "description": "Internal object properties (only of the element itself)." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
+                ],
+                "description": "Returns properties of a given object. Object group of the result is inherited from the target object."
+            },
+            {
+                "name": "releaseObject",
+                "parameters": [
+                    { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to release." }
+                ],
+                "description": "Releases remote object with given id."
+            },
+            {
+                "name": "releaseObjectGroup",
+                "parameters": [
+                    { "name": "objectGroup", "type": "string", "description": "Symbolic object group name." }
+                ],
+                "description": "Releases all remote objects that belong to a given group."
+            },
+            {
+                "name": "runIfWaitingForDebugger",
+                "description": "Tells inspected instance to run if it was waiting for debugger to attach."
+            },
+            {
+                "name": "enable",
+                "description": "Enables reporting of execution contexts creation by means of <code>executionContextCreated</code> event. When the reporting gets enabled the event will be sent immediately for each existing execution context."
+            },
+            {
+                "name": "disable",
+                "description": "Disables reporting of execution contexts creation."
+            },
+            {
+                "name": "discardConsoleEntries",
+                "description": "Discards collected exceptions and console API calls."
+            },
+            {
+                "name": "setCustomObjectFormatterEnabled",
+                "parameters": [
+                    {
+                        "name": "enabled",
+                        "type": "boolean"
+                    }
+                ],
+                "experimental": true
+            },
+            {
+                "name": "compileScript",
+                "parameters": [
+                    { "name": "expression", "type": "string", "description": "Expression to compile." },
+                    { "name": "sourceURL", "type": "string", "description": "Source url to be set for the script." },
+                    { "name": "persistScript", "type": "boolean", "description": "Specifies whether the compiled script should be persisted." },
+                    { "name": "executionContextId", "$ref": "ExecutionContextId", "optional": true, "description": "Specifies in which execution context to perform script run. If the parameter is omitted the evaluation will be performed in the context of the inspected page." }
+                ],
+                "returns": [
+                    { "name": "scriptId", "$ref": "ScriptId", "optional": true, "description": "Id of the script." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
+                ],
+                "description": "Compiles expression."
+            },
+            {
+                "name": "runScript",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "ScriptId", "description": "Id of the script to run." },
+                    { "name": "executionContextId", "$ref": "ExecutionContextId", "optional": true, "description": "Specifies in which execution context to perform script run. If the parameter is omitted the evaluation will be performed in the context of the inspected page." },
+                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." },
+                    { "name": "silent", "type": "boolean", "optional": true, "description": "In silent mode exceptions thrown during evaluation are not reported and do not pause execution. Overrides <code>setPauseOnException</code> state." },
+                    { "name": "includeCommandLineAPI", "type": "boolean", "optional": true, "description": "Determines whether Command Line API should be available during the evaluation." },
+                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object which should be sent by value." },
+                    { "name": "generatePreview", "type": "boolean", "optional": true, "description": "Whether preview should be generated for the result." },
+                    { "name": "awaitPromise", "type": "boolean", "optional": true, "description": "Whether execution should wait for promise to be resolved. If the result of evaluation is not a Promise, it's considered to be an error." }
+                ],
+                "returns": [
+                    { "name": "result", "$ref": "RemoteObject", "description": "Run result." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails", "optional": true, "description": "Exception details."}
+                ],
+                "description": "Runs script with given id in a given context."
+            }
+        ],
+        "events": [
+            {
+                "name": "executionContextCreated",
+                "parameters": [
+                    { "name": "context", "$ref": "ExecutionContextDescription", "description": "A newly created execution contex." }
+                ],
+                "description": "Issued when new execution context is created."
+            },
+            {
+                "name": "executionContextDestroyed",
+                "parameters": [
+                    { "name": "executionContextId", "$ref": "ExecutionContextId", "description": "Id of the destroyed context" }
+                ],
+                "description": "Issued when execution context is destroyed."
+            },
+            {
+                "name": "executionContextsCleared",
+                "description": "Issued when all executionContexts were cleared in browser"
+            },
+            {
+                "name": "exceptionThrown",
+                "description": "Issued when exception was thrown and unhandled.",
+                "parameters": [
+                    { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp of the exception." },
+                    { "name": "exceptionDetails", "$ref": "ExceptionDetails" }
+                ]
+            },
+            {
+                "name": "exceptionRevoked",
+                "description": "Issued when unhandled exception was revoked.",
+                "parameters": [
+                    { "name": "reason", "type": "string", "description": "Reason describing why exception was revoked." },
+                    { "name": "exceptionId", "type": "integer", "description": "The id of revoked exception, as reported in <code>exceptionUnhandled</code>." }
+                ]
+            },
+            {
+                "name": "consoleAPICalled",
+                "description": "Issued when console API was called.",
+                "parameters": [
+                    { "name": "type", "type": "string", "enum": ["log", "debug", "info", "error", "warning", "dir", "dirxml", "table", "trace", "clear", "startGroup", "startGroupCollapsed", "endGroup", "assert", "profile", "profileEnd", "count", "timeEnd"], "description": "Type of the call." },
+                    { "name": "args", "type": "array", "items": { "$ref": "RemoteObject" }, "description": "Call arguments." },
+                    { "name": "executionContextId", "$ref": "ExecutionContextId", "description": "Identifier of the context where the call was made." },
+                    { "name": "timestamp", "$ref": "Timestamp", "description": "Call timestamp." },
+                    { "name": "stackTrace", "$ref": "StackTrace", "optional": true, "description": "Stack trace captured when the call was made." }
+                ]
+            },
+            {
+                "name": "inspectRequested",
+                "description": "Issued when object should be inspected (for example, as a result of inspect() command line API call).",
+                "parameters": [
+                    { "name": "object", "$ref": "RemoteObject" },
+                    { "name": "hints", "type": "object" }
+                ]
+            }
+        ]
+    },
+    {
+        "domain": "Debugger",
+        "description": "Debugger domain exposes JavaScript debugging capabilities. It allows setting and removing breakpoints, stepping through execution, exploring stack traces, etc.",
+        "dependencies": ["Runtime"],
+        "types": [
+            {
+                "id": "BreakpointId",
+                "type": "string",
+                "description": "Breakpoint identifier."
+            },
+            {
+                "id": "CallFrameId",
+                "type": "string",
+                "description": "Call frame identifier."
+            },
+            {
+                "id": "Location",
+                "type": "object",
+                "properties": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Script identifier as reported in the <code>Debugger.scriptParsed</code>." },
+                    { "name": "lineNumber", "type": "integer", "description": "Line number in the script (0-based)." },
+                    { "name": "columnNumber", "type": "integer", "optional": true, "description": "Column number in the script (0-based)." }
+                ],
+                "description": "Location in the source code."
+            },
+            {
+                "id": "ScriptPosition",
+                "experimental": true,
+                "type": "object",
+                "properties": [
+                    { "name": "lineNumber", "type": "integer" },
+                    { "name": "columnNumber", "type": "integer" }
+                ],
+                "description": "Location in the source code."
+            },
+            {
+                "id": "CallFrame",
+                "type": "object",
+                "properties": [
+                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Call frame identifier. This identifier is only valid while the virtual machine is paused." },
+                    { "name": "functionName", "type": "string", "description": "Name of the JavaScript function called on this call frame." },
+                    { "name": "functionLocation", "$ref": "Location", "optional": true, "experimental": true, "description": "Location in the source code." },
+                    { "name": "location", "$ref": "Location", "description": "Location in the source code." },
+                    { "name": "scopeChain", "type": "array", "items": { "$ref": "Scope" }, "description": "Scope chain for this call frame." },
+                    { "name": "this", "$ref": "Runtime.RemoteObject", "description": "<code>this</code> object for this call frame." },
+                    { "name": "returnValue", "$ref": "Runtime.RemoteObject", "optional": true, "description": "The value being returned, if the function is at return point." }
+                ],
+                "description": "JavaScript call frame. Array of call frames form the call stack."
+            },
+            {
+                "id": "Scope",
+                "type": "object",
+                "properties": [
+                    { "name": "type", "type": "string", "enum": ["global", "local", "with", "closure", "catch", "block", "script", "eval", "module"], "description": "Scope type." },
+                    { "name": "object", "$ref": "Runtime.RemoteObject", "description": "Object representing the scope. For <code>global</code> and <code>with</code> scopes it represents the actual object; for the rest of the scopes, it is artificial transient object enumerating scope variables as its properties." },
+                    { "name": "name", "type": "string", "optional": true },
+                    { "name": "startLocation", "$ref": "Location", "optional": true, "description": "Location in the source code where scope starts" },
+                    { "name": "endLocation", "$ref": "Location", "optional": true, "description": "Location in the source code where scope ends" }
+                ],
+                "description": "Scope description."
+            },
+            {
+                "id": "SearchMatch",
+                "type": "object",
+                "description": "Search match for resource.",
+                "properties": [
+                    { "name": "lineNumber", "type": "number", "description": "Line number in resource content." },
+                    { "name": "lineContent", "type": "string", "description": "Line with match content." }
+                ],
+                "experimental": true
+            },
+            {
+                "id": "BreakLocation",
+                "type": "object",
+                "properties": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Script identifier as reported in the <code>Debugger.scriptParsed</code>." },
+                    { "name": "lineNumber", "type": "integer", "description": "Line number in the script (0-based)." },
+                    { "name": "columnNumber", "type": "integer", "optional": true, "description": "Column number in the script (0-based)." },
+                    { "name": "type", "type": "string", "enum": [ "debuggerStatement", "call", "return" ], "optional": true }
+                ],
+                "experimental": true
+            }
+        ],
+        "commands": [
+            {
+                "name": "enable",
+                "description": "Enables debugger for the given page. Clients should not assume that the debugging has been enabled until the result for this command is received."
+            },
+            {
+                "name": "disable",
+                "description": "Disables debugger for given page."
+            },
+            {
+                "name": "setBreakpointsActive",
+                "parameters": [
+                    { "name": "active", "type": "boolean", "description": "New value for breakpoints active state." }
+                ],
+                "description": "Activates / deactivates all breakpoints on the page."
+            },
+            {
+                "name": "setSkipAllPauses",
+                "parameters": [
+                    { "name": "skip", "type": "boolean", "description": "New value for skip pauses state." }
+                ],
+                "description": "Makes page not interrupt on any pauses (breakpoint, exception, dom exception etc)."
+            },
+            {
+                "name": "setBreakpointByUrl",
+                "parameters": [
+                    { "name": "lineNumber", "type": "integer", "description": "Line number to set breakpoint at." },
+                    { "name": "url", "type": "string", "optional": true, "description": "URL of the resources to set breakpoint on." },
+                    { "name": "urlRegex", "type": "string", "optional": true, "description": "Regex pattern for the URLs of the resources to set breakpoints on. Either <code>url</code> or <code>urlRegex</code> must be specified." },
+                    { "name": "columnNumber", "type": "integer", "optional": true, "description": "Offset in the line to set breakpoint at." },
+                    { "name": "condition", "type": "string", "optional": true, "description": "Expression to use as a breakpoint condition. When specified, debugger will only stop on the breakpoint if this expression evaluates to true." }
+                ],
+                "returns": [
+                    { "name": "breakpointId", "$ref": "BreakpointId", "description": "Id of the created breakpoint for further reference." },
+                    { "name": "locations", "type": "array", "items": { "$ref": "Location" }, "description": "List of the locations this breakpoint resolved into upon addition." }
+                ],
+                "description": "Sets JavaScript breakpoint at given location specified either by URL or URL regex. Once this command is issued, all existing parsed scripts will have breakpoints resolved and returned in <code>locations</code> property. Further matching script parsing will result in subsequent <code>breakpointResolved</code> events issued. This logical breakpoint will survive page reloads."
+            },
+            {
+                "name": "setBreakpoint",
+                "parameters": [
+                    { "name": "location", "$ref": "Location", "description": "Location to set breakpoint in." },
+                    { "name": "condition", "type": "string", "optional": true, "description": "Expression to use as a breakpoint condition. When specified, debugger will only stop on the breakpoint if this expression evaluates to true." }
+                ],
+                "returns": [
+                    { "name": "breakpointId", "$ref": "BreakpointId", "description": "Id of the created breakpoint for further reference." },
+                    { "name": "actualLocation", "$ref": "Location", "description": "Location this breakpoint resolved into." }
+                ],
+                "description": "Sets JavaScript breakpoint at a given location."
+            },
+            {
+                "name": "removeBreakpoint",
+                "parameters": [
+                    { "name": "breakpointId", "$ref": "BreakpointId" }
+                ],
+                "description": "Removes JavaScript breakpoint."
+            },
+            {
+                "name": "getPossibleBreakpoints",
+                "parameters": [
+                    { "name": "start", "$ref": "Location", "description": "Start of range to search possible breakpoint locations in." },
+                    { "name": "end", "$ref": "Location", "optional": true, "description": "End of range to search possible breakpoint locations in (excluding). When not specifed, end of scripts is used as end of range." },
+                    { "name": "restrictToFunction", "type": "boolean", "optional": true, "description": "Only consider locations which are in the same (non-nested) function as start." }
+                ],
+                "returns": [
+                    { "name": "locations", "type": "array", "items": { "$ref": "BreakLocation" }, "description": "List of the possible breakpoint locations." }
+                ],
+                "description": "Returns possible locations for breakpoint. scriptId in start and end range locations should be the same.",
+                "experimental": true
+            },
+            {
+                "name": "continueToLocation",
+                "parameters": [
+                    { "name": "location", "$ref": "Location", "description": "Location to continue to." }
+                ],
+                "description": "Continues execution until specific location is reached."
+            },
+            {
+                "name": "stepOver",
+                "description": "Steps over the statement."
+            },
+            {
+                "name": "stepInto",
+                "description": "Steps into the function call."
+            },
+            {
+                "name": "stepOut",
+                "description": "Steps out of the function call."
+            },
+            {
+                "name": "pause",
+                "description": "Stops on the next JavaScript statement."
+            },
+            {
+                "name": "scheduleStepIntoAsync",
+                "description": "Steps into next scheduled async task if any is scheduled before next pause. Returns success when async task is actually scheduled, returns error if no task were scheduled or another scheduleStepIntoAsync was called.",
+                "experimental": true
+            },
+            {
+                "name": "resume",
+                "description": "Resumes JavaScript execution."
+            },
+            {
+                "name": "searchInContent",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Id of the script to search in." },
+                    { "name": "query", "type": "string", "description": "String to search for."  },
+                    { "name": "caseSensitive", "type": "boolean", "optional": true, "description": "If true, search is case sensitive." },
+                    { "name": "isRegex", "type": "boolean", "optional": true, "description": "If true, treats string parameter as regex." }
+                ],
+                "returns": [
+                    { "name": "result", "type": "array", "items": { "$ref": "SearchMatch" }, "description": "List of search matches." }
+                ],
+                "experimental": true,
+                "description": "Searches for given string in script content."
+            },
+            {
+                "name": "setScriptSource",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Id of the script to edit." },
+                    { "name": "scriptSource", "type": "string", "description": "New content of the script." },
+                    { "name": "dryRun", "type": "boolean", "optional": true, "description": " If true the change will not actually be applied. Dry run may be used to get result description without actually modifying the code." }
+                ],
+                "returns": [
+                    { "name": "callFrames", "type": "array", "optional": true, "items": { "$ref": "CallFrame" }, "description": "New stack trace in case editing has happened while VM was stopped." },
+                    { "name": "stackChanged", "type": "boolean", "optional": true, "description": "Whether current call stack  was modified after applying the changes." },
+                    { "name": "asyncStackTrace", "$ref": "Runtime.StackTrace", "optional": true, "description": "Async stack trace, if any." },
+                    { "name": "exceptionDetails", "optional": true, "$ref": "Runtime.ExceptionDetails", "description": "Exception details if any." }
+                ],
+                "description": "Edits JavaScript source live."
+            },
+            {
+                "name": "restartFrame",
+                "parameters": [
+                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Call frame identifier to evaluate on." }
+                ],
+                "returns": [
+                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "New stack trace." },
+                    { "name": "asyncStackTrace", "$ref": "Runtime.StackTrace", "optional": true, "description": "Async stack trace, if any." }
+                ],
+                "description": "Restarts particular call frame from the beginning."
+            },
+            {
+                "name": "getScriptSource",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Id of the script to get source for." }
+                ],
+                "returns": [
+                    { "name": "scriptSource", "type": "string", "description": "Script source." }
+                ],
+                "description": "Returns source for the script with given id."
+            },
+            {
+                "name": "setPauseOnExceptions",
+                "parameters": [
+                    { "name": "state", "type": "string", "enum": ["none", "uncaught", "all"], "description": "Pause on exceptions mode." }
+                ],
+                "description": "Defines pause on exceptions state. Can be set to stop on all exceptions, uncaught exceptions or no exceptions. Initial pause on exceptions state is <code>none</code>."
+            },
+            {
+                "name": "evaluateOnCallFrame",
+                "parameters": [
+                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Call frame identifier to evaluate on." },
+                    { "name": "expression", "type": "string", "description": "Expression to evaluate." },
+                    { "name": "objectGroup", "type": "string", "optional": true, "description": "String object group name to put result into (allows rapid releasing resulting object handles using <code>releaseObjectGroup</code>)." },
+                    { "name": "includeCommandLineAPI", "type": "boolean", "optional": true, "description": "Specifies whether command line API should be available to the evaluated expression, defaults to false." },
+                    { "name": "silent", "type": "boolean", "optional": true, "description": "In silent mode exceptions thrown during evaluation are not reported and do not pause execution. Overrides <code>setPauseOnException</code> state." },
+                    { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
+                    { "name": "generatePreview", "type": "boolean", "optional": true, "experimental": true, "description": "Whether preview should be generated for the result." },
+                    { "name": "throwOnSideEffect", "type": "boolean", "optional": true, "experimental": true, "description": "Whether to throw an exception if side effect cannot be ruled out during evaluation." }
+                ],
+                "returns": [
+                    { "name": "result", "$ref": "Runtime.RemoteObject", "description": "Object wrapper for the evaluation result." },
+                    { "name": "exceptionDetails", "$ref": "Runtime.ExceptionDetails", "optional": true, "description": "Exception details."}
+                ],
+                "description": "Evaluates expression on a given call frame."
+            },
+            {
+                "name": "setVariableValue",
+                "parameters": [
+                    { "name": "scopeNumber", "type": "integer", "description": "0-based number of scope as was listed in scope chain. Only 'local', 'closure' and 'catch' scope types are allowed. Other scopes could be manipulated manually." },
+                    { "name": "variableName", "type": "string", "description": "Variable name." },
+                    { "name": "newValue", "$ref": "Runtime.CallArgument", "description": "New variable value." },
+                    { "name": "callFrameId", "$ref": "CallFrameId", "description": "Id of callframe that holds variable." }
+                ],
+                "description": "Changes value of variable in a callframe. Object-based scopes are not supported and must be mutated manually."
+            },
+            {
+                "name": "setAsyncCallStackDepth",
+                "parameters": [
+                    { "name": "maxDepth", "type": "integer", "description": "Maximum depth of async call stacks. Setting to <code>0</code> will effectively disable collecting async call stacks (default)." }
+                ],
+                "description": "Enables or disables async call stacks tracking."
+            },
+            {
+                "name": "setBlackboxPatterns",
+                "parameters": [
+                    { "name": "patterns", "type": "array", "items": { "type": "string" }, "description": "Array of regexps that will be used to check script url for blackbox state." }
+                ],
+                "experimental": true,
+                "description": "Replace previous blackbox patterns with passed ones. Forces backend to skip stepping/pausing in scripts with url matching one of the patterns. VM will try to leave blackboxed script by performing 'step in' several times, finally resorting to 'step out' if unsuccessful."
+            },
+            {
+                "name": "setBlackboxedRanges",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Id of the script." },
+                    { "name": "positions", "type": "array", "items": { "$ref": "ScriptPosition" } }
+                ],
+                "experimental": true,
+                "description": "Makes backend skip steps in the script in blackboxed ranges. VM will try leave blacklisted scripts by performing 'step in' several times, finally resorting to 'step out' if unsuccessful. Positions array contains positions where blackbox state is changed. First interval isn't blackboxed. Array should be sorted."
+            }
+        ],
+        "events": [
+            {
+                "name": "scriptParsed",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Identifier of the script parsed." },
+                    { "name": "url", "type": "string", "description": "URL or name of the script parsed (if any)." },
+                    { "name": "startLine", "type": "integer", "description": "Line offset of the script within the resource with given URL (for script tags)." },
+                    { "name": "startColumn", "type": "integer", "description": "Column offset of the script within the resource with given URL." },
+                    { "name": "endLine", "type": "integer", "description": "Last line of the script." },
+                    { "name": "endColumn", "type": "integer", "description": "Length of the last line of the script." },
+                    { "name": "executionContextId", "$ref": "Runtime.ExecutionContextId", "description": "Specifies script creation context." },
+                    { "name": "hash", "type": "string", "description": "Content hash of the script."},
+                    { "name": "executionContextAuxData", "type": "object", "optional": true, "description": "Embedder-specific auxiliary data." },
+                    { "name": "isLiveEdit", "type": "boolean", "optional": true, "description": "True, if this script is generated as a result of the live edit operation.", "experimental": true },
+                    { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with script (if any)." },
+                    { "name": "hasSourceURL", "type": "boolean", "optional": true, "description": "True, if this script has sourceURL.", "experimental": true },
+                    { "name": "isModule", "type": "boolean", "optional": true, "description": "True, if this script is ES6 module.", "experimental": true },
+                    { "name": "length", "type": "integer", "optional": true, "description": "This script length.", "experimental": true }
+                ],
+                "description": "Fired when virtual machine parses script. This event is also fired for all known and uncollected scripts upon enabling debugger."
+            },
+            {
+                "name": "scriptFailedToParse",
+                "parameters": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "Identifier of the script parsed." },
+                    { "name": "url", "type": "string", "description": "URL or name of the script parsed (if any)." },
+                    { "name": "startLine", "type": "integer", "description": "Line offset of the script within the resource with given URL (for script tags)." },
+                    { "name": "startColumn", "type": "integer", "description": "Column offset of the script within the resource with given URL." },
+                    { "name": "endLine", "type": "integer", "description": "Last line of the script." },
+                    { "name": "endColumn", "type": "integer", "description": "Length of the last line of the script." },
+                    { "name": "executionContextId", "$ref": "Runtime.ExecutionContextId", "description": "Specifies script creation context." },
+                    { "name": "hash", "type": "string", "description": "Content hash of the script."},
+                    { "name": "executionContextAuxData", "type": "object", "optional": true, "description": "Embedder-specific auxiliary data." },
+                    { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with script (if any)." },
+                    { "name": "hasSourceURL", "type": "boolean", "optional": true, "description": "True, if this script has sourceURL.", "experimental": true },
+                    { "name": "isModule", "type": "boolean", "optional": true, "description": "True, if this script is ES6 module.", "experimental": true },
+                    { "name": "length", "type": "integer", "optional": true, "description": "This script length.", "experimental": true }
+                ],
+                "description": "Fired when virtual machine fails to parse the script."
+            },
+            {
+                "name": "breakpointResolved",
+                "parameters": [
+                    { "name": "breakpointId", "$ref": "BreakpointId", "description": "Breakpoint unique identifier." },
+                    { "name": "location", "$ref": "Location", "description": "Actual breakpoint location." }
+                ],
+                "description": "Fired when breakpoint is resolved to an actual script and location."
+            },
+            {
+                "name": "paused",
+                "parameters": [
+                    { "name": "callFrames", "type": "array", "items": { "$ref": "CallFrame" }, "description": "Call stack the virtual machine stopped on." },
+                    { "name": "reason", "type": "string", "enum": [ "XHR", "DOM", "EventListener", "exception", "assert", "debugCommand", "promiseRejection", "OOM", "other", "ambiguous" ], "description": "Pause reason." },
+                    { "name": "data", "type": "object", "optional": true, "description": "Object containing break-specific auxiliary properties." },
+                    { "name": "hitBreakpoints", "type": "array", "optional": true, "items": { "type": "string" }, "description": "Hit breakpoints IDs" },
+                    { "name": "asyncStackTrace", "$ref": "Runtime.StackTrace", "optional": true, "description": "Async stack trace, if any." }
+                ],
+                "description": "Fired when the virtual machine stopped on breakpoint or exception or any other stop criteria."
+            },
+            {
+                "name": "resumed",
+                "description": "Fired when the virtual machine resumed execution."
+            }
+        ]
+    },
+    {
+        "domain": "Console",
+        "description": "This domain is deprecated - use Runtime or Log instead.",
+        "dependencies": ["Runtime"],
+        "deprecated": true,
+        "types": [
+            {
+                "id": "ConsoleMessage",
+                "type": "object",
+                "description": "Console message.",
+                "properties": [
+                    { "name": "source", "type": "string", "enum": ["xml", "javascript", "network", "console-api", "storage", "appcache", "rendering", "security", "other", "deprecation", "worker"], "description": "Message source." },
+                    { "name": "level", "type": "string", "enum": ["log", "warning", "error", "debug", "info"], "description": "Message severity." },
+                    { "name": "text", "type": "string", "description": "Message text." },
+                    { "name": "url", "type": "string", "optional": true, "description": "URL of the message origin." },
+                    { "name": "line", "type": "integer", "optional": true, "description": "Line number in the resource that generated this message (1-based)." },
+                    { "name": "column", "type": "integer", "optional": true, "description": "Column number in the resource that generated this message (1-based)." }
+                ]
+            }
+        ],
+        "commands": [
+            {
+                "name": "enable",
+                "description": "Enables console domain, sends the messages collected so far to the client by means of the <code>messageAdded</code> notification."
+            },
+            {
+                "name": "disable",
+                "description": "Disables console domain, prevents further console messages from being reported to the client."
+            },
+            {
+                "name": "clearMessages",
+                "description": "Does nothing."
+            }
+        ],
+        "events": [
+            {
+                "name": "messageAdded",
+                "parameters": [
+                    { "name": "message", "$ref": "ConsoleMessage", "description": "Console message that has been added." }
+                ],
+                "description": "Issued when new console message is added."
+            }
+        ]
+    },
+    {
+        "domain": "Profiler",
+        "dependencies": ["Runtime", "Debugger"],
+        "types": [
+            {
+                "id": "ProfileNode",
+                "type": "object",
+                "description": "Profile node. Holds callsite information, execution statistics and child nodes.",
+                "properties": [
+                    { "name": "id", "type": "integer", "description": "Unique id of the node." },
+                    { "name": "callFrame", "$ref": "Runtime.CallFrame", "description": "Function location." },
+                    { "name": "hitCount", "type": "integer", "optional": true, "experimental": true, "description": "Number of samples where this node was on top of the call stack." },
+                    { "name": "children", "type": "array", "items": { "type": "integer" }, "optional": true, "description": "Child node ids." },
+                    { "name": "deoptReason", "type": "string", "optional": true, "description": "The reason of being not optimized. The function may be deoptimized or marked as don't optimize."},
+                    { "name": "positionTicks", "type": "array", "items": { "$ref": "PositionTickInfo" }, "optional": true, "experimental": true, "description": "An array of source position ticks." }
+                ]
+            },
+            {
+                "id": "Profile",
+                "type": "object",
+                "description": "Profile.",
+                "properties": [
+                    { "name": "nodes", "type": "array", "items": { "$ref": "ProfileNode" }, "description": "The list of profile nodes. First item is the root node." },
+                    { "name": "startTime", "type": "number", "description": "Profiling start timestamp in microseconds." },
+                    { "name": "endTime", "type": "number", "description": "Profiling end timestamp in microseconds." },
+                    { "name": "samples", "optional": true, "type": "array", "items": { "type": "integer" }, "description": "Ids of samples top nodes." },
+                    { "name": "timeDeltas", "optional": true, "type": "array", "items": { "type": "integer" }, "description": "Time intervals between adjacent samples in microseconds. The first delta is relative to the profile startTime." }
+                ]
+            },
+            {
+                "id": "PositionTickInfo",
+                "type": "object",
+                "experimental": true,
+                "description": "Specifies a number of samples attributed to a certain source position.",
+                "properties": [
+                    { "name": "line", "type": "integer", "description": "Source line number (1-based)." },
+                    { "name": "ticks", "type": "integer", "description": "Number of samples attributed to the source line." }
+                ]
+            },
+            {   "id": "CoverageRange",
+                "type": "object",
+                "description": "Coverage data for a source range.",
+                "properties": [
+                    { "name": "startLineNumber", "type": "integer", "description": "JavaScript script line number (0-based) for the range start." },
+                    { "name": "startColumnNumber", "type": "integer", "description": "JavaScript script column number (0-based) for the range start." },
+                    { "name": "endLineNumber", "type": "integer", "description": "JavaScript script line number (0-based) for the range end." },
+                    { "name": "endColumnNumber", "type": "integer", "description": "JavaScript script column number (0-based) for the range end." },
+                    { "name": "startOffset", "type": "integer", "description": "JavaScript script source offset for the range start." },
+                    { "name": "endOffset", "type": "integer", "description": "JavaScript script source offset for the range end." },
+                    { "name": "count", "type": "integer", "description": "Collected execution count of the source range." }
+                ],
+                "experimental": true
+            },
+            {   "id": "FunctionCoverage",
+                "type": "object",
+                "description": "Coverage data for a JavaScript function.",
+                "properties": [
+                    { "name": "functionName", "type": "string", "description": "JavaScript function name." },
+                    { "name": "ranges", "type": "array", "items": { "$ref": "CoverageRange" }, "description": "Source ranges inside the function with coverage data." }
+                ],
+                "experimental": true
+            },
+            {
+                "id": "ScriptCoverage",
+                "type": "object",
+                "description": "Coverage data for a JavaScript script.",
+                "properties": [
+                    { "name": "scriptId", "$ref": "Runtime.ScriptId", "description": "JavaScript script id." },
+                    { "name": "url", "type": "string", "description": "JavaScript script name or url." },
+                    { "name": "functions", "type": "array", "items": { "$ref": "FunctionCoverage" }, "description": "Functions contained in the script that has coverage data." }
+                ],
+                "experimental": true
+            }
+        ],
+        "commands": [
+            {
+                "name": "enable"
+            },
+            {
+                "name": "disable"
+            },
+            {
+                "name": "setSamplingInterval",
+                "parameters": [
+                    { "name": "interval", "type": "integer", "description": "New sampling interval in microseconds." }
+                ],
+                "description": "Changes CPU profiler sampling interval. Must be called before CPU profiles recording started."
+            },
+            {
+                "name": "start"
+            },
+            {
+                "name": "stop",
+                "returns": [
+                    { "name": "profile", "$ref": "Profile", "description": "Recorded profile." }
+                ]
+            },
+            {
+                "name": "startPreciseCoverage",
+                "description": "Enable precise code coverage. Coverage data for JavaScript executed before enabling precise code coverage may be incomplete. Enabling prevents running optimized code and resets execution counters.",
+                "experimental": true
+            },
+            {
+                "name": "stopPreciseCoverage",
+                "description": "Disable precise code coverage. Disabling releases unnecessary execution count records and allows executing optimized code.",
+                "experimental": true
+            },
+            {
+                "name": "takePreciseCoverage",
+                "returns": [
+                    { "name": "result", "type": "array", "items": { "$ref": "ScriptCoverage" }, "description": "Coverage data for the current isolate." }
+                ],
+                "description": "Collect coverage data for the current isolate, and resets execution counters. Precise code coverage needs to have started.",
+                "experimental": true
+            },
+            {
+                "name": "getBestEffortCoverage",
+                "returns": [
+                    { "name": "result", "type": "array", "items": { "$ref": "ScriptCoverage" }, "description": "Coverage data for the current isolate." }
+                ],
+                "description": "Collect coverage data for the current isolate. The coverage data may be incomplete due to garbage collection.",
+                "experimental": true
+            }
+        ],
+        "events": [
+            {
+                "name": "consoleProfileStarted",
+                "parameters": [
+                    { "name": "id", "type": "string" },
+                    { "name": "location", "$ref": "Debugger.Location", "description": "Location of console.profile()." },
+                    { "name": "title", "type": "string", "optional": true, "description": "Profile title passed as an argument to console.profile()." }
+                ],
+                "description": "Sent when new profile recodring is started using console.profile() call."
+            },
+            {
+                "name": "consoleProfileFinished",
+                "parameters": [
+                    { "name": "id", "type": "string" },
+                    { "name": "location", "$ref": "Debugger.Location", "description": "Location of console.profileEnd()." },
+                    { "name": "profile", "$ref": "Profile" },
+                    { "name": "title", "type": "string", "optional": true, "description": "Profile title passed as an argument to console.profile()." }
+                ]
+            }
+        ]
+    },
+    {
+        "domain": "HeapProfiler",
+        "dependencies": ["Runtime"],
+        "experimental": true,
+        "types": [
+            {
+                "id": "HeapSnapshotObjectId",
+                "type": "string",
+                "description": "Heap snapshot object id."
+            },
+            {
+                "id": "SamplingHeapProfileNode",
+                "type": "object",
+                "description": "Sampling Heap Profile node. Holds callsite information, allocation statistics and child nodes.",
+                "properties": [
+                    { "name": "callFrame", "$ref": "Runtime.CallFrame", "description": "Function location." },
+                    { "name": "selfSize", "type": "number", "description": "Allocations size in bytes for the node excluding children." },
+                    { "name": "children", "type": "array", "items": { "$ref": "SamplingHeapProfileNode" }, "description": "Child nodes." }
+                ]
+            },
+            {
+                "id": "SamplingHeapProfile",
+                "type": "object",
+                "description": "Profile.",
+                "properties": [
+                    { "name": "head", "$ref": "SamplingHeapProfileNode" }
+                ]
+            }
+        ],
+        "commands": [
+            {
+                "name": "enable"
+            },
+            {
+                "name": "disable"
+            },
+            {
+                "name": "startTrackingHeapObjects",
+                "parameters": [
+                    { "name": "trackAllocations", "type": "boolean", "optional": true }
+                ]
+            },
+            {
+                "name": "stopTrackingHeapObjects",
+                "parameters": [
+                    { "name": "reportProgress", "type": "boolean", "optional": true, "description": "If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken when the tracking is stopped." }
+                ]
+            },
+            {
+                "name": "takeHeapSnapshot",
+                "parameters": [
+                    { "name": "reportProgress", "type": "boolean", "optional": true, "description": "If true 'reportHeapSnapshotProgress' events will be generated while snapshot is being taken." }
+                ]
+            },
+            {
+                "name": "collectGarbage"
+            },
+            {
+                "name": "getObjectByHeapObjectId",
+                "parameters": [
+                    { "name": "objectId", "$ref": "HeapSnapshotObjectId" },
+                    { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." }
+                ],
+                "returns": [
+                    { "name": "result", "$ref": "Runtime.RemoteObject", "description": "Evaluation result." }
+                ]
+            },
+            {
+                "name": "addInspectedHeapObject",
+                "parameters": [
+                    { "name": "heapObjectId", "$ref": "HeapSnapshotObjectId", "description": "Heap snapshot object id to be accessible by means of $x command line API." }
+                ],
+                "description": "Enables console to refer to the node with given id via $x (see Command Line API for more details $x functions)."
+            },
+            {
+                "name": "getHeapObjectId",
+                "parameters": [
+                    { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "description": "Identifier of the object to get heap object id for." }
+                ],
+                "returns": [
+                    { "name": "heapSnapshotObjectId", "$ref": "HeapSnapshotObjectId", "description": "Id of the heap snapshot object corresponding to the passed remote object id." }
+                ]
+            },
+            {
+                "name": "startSampling",
+                "parameters": [
+                    { "name": "samplingInterval", "type": "number", "optional": true, "description": "Average sample interval in bytes. Poisson distribution is used for the intervals. The default value is 32768 bytes." }
+                ]
+            },
+            {
+                "name": "stopSampling",
+                "returns": [
+                    { "name": "profile", "$ref": "SamplingHeapProfile", "description": "Recorded sampling heap profile." }
+                ]
+            }
+        ],
+        "events": [
+            {
+                "name": "addHeapSnapshotChunk",
+                "parameters": [
+                    { "name": "chunk", "type": "string" }
+                ]
+            },
+            {
+                "name": "resetProfiles"
+            },
+            {
+                "name": "reportHeapSnapshotProgress",
+                "parameters": [
+                    { "name": "done", "type": "integer" },
+                    { "name": "total", "type": "integer" },
+                    { "name": "finished", "type": "boolean", "optional": true }
+                ]
+            },
+            {
+                "name": "lastSeenObjectId",
+                "description": "If heap objects tracking has been started then backend regulary sends a current value for last seen object id and corresponding timestamp. If the were changes in the heap since last event then one or more heapStatsUpdate events will be sent before a new lastSeenObjectId event.",
+                "parameters": [
+                    { "name": "lastSeenObjectId", "type": "integer" },
+                    { "name": "timestamp", "type": "number" }
+                ]
+            },
+            {
+                "name": "heapStatsUpdate",
+                "description": "If heap objects tracking has been started then backend may send update for one or more fragments",
+                "parameters": [
+                    { "name": "statsUpdate", "type": "array", "items": { "type": "integer" }, "description": "An array of triplets. Each triplet describes a fragment. The first integer is the fragment index, the second integer is a total count of objects for the fragment, the third integer is a total size of the objects for the fragment."}
+                ]
+            }
+        ]
+    }]
+}
\ No newline at end of file
diff --git a/source/Sample/Program.cs b/source/Sample/Program.cs
index 73f1e0813647df51bad1d6560ec04ec99134e34a..b861c9c4d267b1f998ebf0589511593a6d320bcf 100644
--- a/source/Sample/Program.cs
+++ b/source/Sample/Program.cs
@@ -1,6 +1,7 @@
 using MasterDevs.ChromeDevTools.Protocol.Chrome.Page;
 using System;
 using System.Linq;
+using Task = System.Threading.Tasks.Task;
 
 namespace MasterDevs.ChromeDevTools.Sample
 {
@@ -8,43 +9,46 @@ namespace MasterDevs.ChromeDevTools.Sample
     {
         private static void Main(string[] args)
         {
-            // STEP 1 - Run Chrome
-            var chromeProcessFactory = new ChromeProcessFactory();
-            using (var chromeProcess = chromeProcessFactory.Create(9222))
+            Task.Run(async () =>
             {
-                // STEP 2 - Create a debugging session
-                var endpointUrl = chromeProcess.GetSessions().Result.LastOrDefault();
-                var chromeSessionFactory = new ChromeSessionFactory();
-                var chromeSession = chromeSessionFactory.Create(endpointUrl);
+                // STEP 1 - Run Chrome
+                var chromeProcessFactory = new ChromeProcessFactory();
+                using (var chromeProcess = chromeProcessFactory.Create(9222))
+                {
+                    // STEP 2 - Create a debugging session
+                    var sessionInfo = (await chromeProcess.GetSessionInfo()).LastOrDefault();
+                    var chromeSessionFactory = new ChromeSessionFactory();
+                    var chromeSession = chromeSessionFactory.Create(sessionInfo.WebSocketDebuggerUrl);
 
-                // STEP 3 - Send a command
-                //
-                // Here we are sending a command to tell chrome to navigate to
-                // the specified URL
-                var navigateResponse = chromeSession.SendAsync(new NavigateCommand
+                    // STEP 3 - Send a command
+                    //
+                    // Here we are sending a command to tell chrome to navigate to
+                    // the specified URL
+                    var navigateResponse = chromeSession.SendAsync(new NavigateCommand
                     {
                         Url = "http://www.google.com"
                     })
-                    .Result;
-                Console.WriteLine("NavigateResponse: " + navigateResponse.Id);
+                        .Result;
+                    Console.WriteLine("NavigateResponse: " + navigateResponse.Id);
 
-                // STEP 4 - Register for events (in this case, "Page" domain events)
-                // send an event to tell chrome to send us all Page events
-                // but we only subscribe to certain events in this session
-                var pageEnableResult = chromeSession.SendAsync<ChromeDevTools.Protocol.Chrome.Page.EnableCommand>().Result;
-                Console.WriteLine("PageEnable: " + pageEnableResult.Id);
-                chromeSession.Subscribe<Protocol.Chrome.Page.DomContentEventFiredEvent>(domContentEvent =>
+                    // STEP 4 - Register for events (in this case, "Page" domain events)
+                    // send an event to tell chrome to send us all Page events
+                    // but we only subscribe to certain events in this session
+                    var pageEnableResult = chromeSession.SendAsync<ChromeDevTools.Protocol.Chrome.Page.EnableCommand>().Result;
+                    Console.WriteLine("PageEnable: " + pageEnableResult.Id);
+                    chromeSession.Subscribe<Protocol.Chrome.Page.DomContentEventFiredEvent>(domContentEvent =>
                     {
                         Console.WriteLine("DomContentEvent: " + domContentEvent.Timestamp);
                     });
-                // you might never see this, but that's what an event is ... right?
-                chromeSession.Subscribe<Protocol.Chrome.Page.FrameStartedLoadingEvent>(frameStartedLoadingEvent =>
+                    // you might never see this, but that's what an event is ... right?
+                    chromeSession.Subscribe<Protocol.Chrome.Page.FrameStartedLoadingEvent>(frameStartedLoadingEvent =>
                     {
                         Console.WriteLine("FrameStartedLoading: " + frameStartedLoadingEvent.FrameId);
                     });
 
-                Console.ReadLine();
-            }
+                    Console.ReadLine();
+                }
+            }).Wait();
         }
     }
 }
\ No newline at end of file