Skip to content
Snippets Groups Projects
Inspector-iOS-8.0.json 168 KiB
Newer Older
{"domains":[
{
    "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": "ConsoleNetworkRequestId",
            "type": "string",
            "description": "Unique request identifier. FIXME: Duplicate of Network.RequestId <https://webkit.org/b/125664> Web Inspector: FIX Type Dependency Issues"
        },
        {
            "id": "ConsoleDOMNodeId",
            "type": "integer",
            "description": "Unique DOM node identifier. FIXME: Duplicate of DOM.NodeId <https://webkit.org/b/125664> Web Inspector: FIX Type Dependency Issues"
        },
        {
            "id": "ConsoleMessage",
            "type": "object",
            "description": "Console message.",
            "properties": [
                { "name": "source", "type": "string", "enum": ["xml", "javascript", "network", "console-api", "storage", "appcache", "rendering", "css", "security", "other"], "description": "Message source." },
                { "name": "level", "type": "string", "enum": ["log", "warning", "error", "debug"], "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", "timing", "profile", "profileEnd"], "description": "Console message type." },
                { "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 on the line 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": "networkRequestId", "$ref": "ConsoleNetworkRequestId", "optional": true, "description": "Identifier of the network request associated with this message." }
            ]
        },
        {
            "id": "CallFrame",
            "type": "object",
            "description": "Stack entry for console errors and assertions.",
            "properties": [
                { "name": "functionName", "type": "string", "description": "JavaScript function name." },
                { "name": "url", "type": "string", "description": "JavaScript script name or url." },
                { "name": "lineNumber", "type": "integer", "description": "JavaScript script line number." },
                { "name": "columnNumber", "type": "integer", "description": "JavaScript script column number." }
            ]
        },
        {
            "id": "StackTrace",
            "type": "array",
            "items": { "$ref": "CallFrame" },
            "description": "Call frames for assertions or error messages."
        }
    ],
    "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."
        },
        {
            "name": "setMonitoringXHREnabled",
            "parameters": [
                { "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."
        },
        {
            "name": "addInspectedNode",
            "parameters": [
                { "name": "nodeId", "$ref": "ConsoleDOMNodeId", "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 $x functions)."
        }
    ],
    "events": [
        {
            "name": "messageAdded",
            "parameters": [
                { "name": "message", "$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." }
            ],
            "description": "Issued when subsequent message(s) are equal to the previous one(s)."
        },
        {
            "name": "messagesCleared",
            "description": "Issued when console is cleared. This happens either upon <code>clearMessages</code> command or after page navigation."
        }
    ]
}
,
{
    "domain": "Debugger",
    "description": "Debugger domain exposes JavaScript debugging capabilities. It allows setting and removing breakpoints, stepping through execution, exploring stack traces, etc.",
    "types": [
        {
            "id": "BreakpointId",
            "type": "string",
            "description": "Breakpoint identifier."
        },
        {
            "id": "BreakpointActionIdentifier",
            "type": "integer",
            "description": "Breakpoint action identifier."
        },
        {
            "id": "ScriptId",
            "type": "string",
            "description": "Unique script identifier."
        },
        {
            "id": "CallFrameId",
            "type": "string",
            "description": "Call frame identifier."
        },
        {
            "id": "Location",
            "type": "object",
            "properties": [
                { "name": "scriptId", "$ref": "ScriptId", "description": "Script identifier as reported in the <code>Debugger.scriptParsed</code>." },
                { "name": "lineNumber", "type": "integer", "description": "Line number in the script." },
                { "name": "columnNumber", "type": "integer", "optional": true, "description": "Column number in the script." }
            ],
            "description": "Location in the source code."
        },
        {
            "id": "BreakpointAction",
            "type": "object",
            "properties": [
                { "name": "type", "type": "string", "enum": ["log", "evaluate", "sound", "probe"], "description": "Different kinds of breakpoint actions." },
                { "name": "data", "type": "string", "optional": true, "description": "Data associated with this breakpoint type (e.g. for type \"eval\" this is the JavaScript string to evalulate)." },
                { "name": "id", "$ref": "BreakpointActionIdentifier", "optional": true, "description": "A frontend-assigned identifier for this breakpoint action." }
            ],
            "description": "Action to perform when a breakpoint is triggered."
        },
        {
            "id": "BreakpointOptions",
            "type": "object",
            "properties": [
                { "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." },
                { "name": "actions", "type": "array", "optional": true, "items": { "$ref": "BreakpointAction" }, "description": "Actions to perform automatically when the breakpoint is triggered." },
                { "name": "autoContinue", "type": "boolean", "optional": true, "description": "Automatically continue after hitting this breakpoint and running actions." }
            ],
            "description": "Extra options that modify breakpoint behavior."
        },
        {
            "id": "FunctionDetails",
            "type": "object",
            "properties": [
                { "name": "location", "$ref": "Location", "description": "Location of the function." },
                { "name": "name", "type": "string", "optional": true, "description": "Name of the function. Not present for anonymous functions." },
                { "name": "displayName", "type": "string", "optional": true, "description": "Display name of the function(specified in 'displayName' property on the function object)." },
                { "name": "inferredName", "type": "string", "optional": true, "description": "Name of the function inferred from its initial assignment." },
                { "name": "scopeChain", "type": "array", "optional": true, "items": { "$ref": "Scope" }, "description": "Scope chain for this closure." }
            ],
            "description": "Information about the function."
        },
        {
            "id": "CallFrame",
            "type": "object",
            "properties": [
                { "name": "callFrameId", "$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": "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", "$ref": "Runtime.RemoteObject", "description": "<code>this</code> object for this call frame." }
            ],
            "description": "JavaScript call frame. Array of call frames form the call stack."
        },
        {
            "id": "Scope",
            "type": "object",
            "properties": [
                { "name": "type", "type": "string", "enum": ["global", "local", "with", "closure", "catch"], "description": "Scope type." },
                { "name": "object", "$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." }
            ],
            "description": "Scope description."
        },
        {
            "id": "ProbeSample",
            "description": "A sample collected by evaluating a probe breakpoint action.",
            "type": "object",
            "properties": [
                { "name": "probeId", "$ref": "BreakpointActionIdentifier", "description": "Identifier of the probe breakpoint action that created the sample." },
                { "name": "sampleId", "type": "integer", "description": "Unique identifier for this sample." },
                { "name": "batchId", "type": "integer", "description": "A batch identifier which is the same for all samples taken at the same breakpoint hit." },
                { "name": "timestamp", "type": "number", "description": "Timestamp of when the sample was taken." },
                { "name": "payload", "$ref": "Runtime.RemoteObject", "description": "Contents of the sample." }
            ]
        }
201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587 1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785 1786 1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200
    ],
    "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": "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": "options", "$ref": "BreakpointOptions", "optional": true, "description": "Options to apply to this breakpoint to modify its behavior." }
            ],
            "returns": [
                { "name": "breakpointId", "$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": "options", "$ref": "BreakpointOptions", "optional": true, "description": "Options to apply to this breakpoint to modify its behavior." }
            ],
            "returns": [
                { "name": "breakpointId", "$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", "$ref": "Location", "description": "Location to continue to." }
            ],
            "description": "Continues execution until specific location is reached."
        },
        {
            "name": "stepOver",
            "description": "Steps over the statement."
        },
        {
            "name": "stepInto",
            "description": "Steps into the function call."
        },
        {
            "name": "stepOut",
            "description": "Steps out of the function call."
        },
        {
            "name": "pause",
            "description": "Stops on the next JavaScript statement."
        },
        {
            "name": "resume",
            "description": "Resumes JavaScript execution."
        },
        {
            "name": "searchInContent",
            "parameters": [
                { "name": "scriptId", "$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": { "$ref": "GenericTypes.SearchMatch" }, "description": "List of search matches." }
            ],
            "description": "Searches for given string in script content."
        },
        {
            "name": "getScriptSource",
            "parameters": [
                { "name": "scriptId", "$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",
            "parameters": [
                { "name": "functionId", "$ref": "Runtime.RemoteObjectId", "description": "Id of the function to get location for." }
            ],
            "returns": [
                { "name": "details", "$ref": "FunctionDetails", "description": "Information about the function." }
            ],
            "description": "Returns detailed informtation on given function."
        },
        {
            "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", "$ref": "CallFrameId", "description": "Call frame identifier to evaluate on." },
                { "name": "expression", "type": "string", "description": "Expression to evaluate." },
                { "name": "objectGroup", "type": "string", "optional": true, "description": "String object group name to put result into (allows rapid releasing resulting object handles using <code>releaseObjectGroup</code>)." },
                { "name": "includeCommandLineAPI", "type": "boolean", "optional": true, "description": "Specifies whether command line API should be available to the evaluated expression, defaults to false." },
                { "name": "doNotPauseOnExceptionsAndMuteConsole", "type": "boolean", "optional": true, "description": "Specifies whether evaluation should stop on exceptions and mute console. Overrides setPauseOnException state." },
                { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
                { "name": "generatePreview", "type": "boolean", "optional": true, "description": "Whether preview should be generated for the result." }
            ],
            "returns": [
                { "name": "result", "$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." }
            ],
            "description": "Evaluates expression on a given call frame."
        },
        {
            "name": "setOverlayMessage",
            "parameters": [
                { "name": "message", "type": "string", "optional": true, "description": "Overlay message to display when paused in debugger." }
            ],
            "description": "Sets overlay message."
        }
    ],
    "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": "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." }
            ],
            "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": "url", "type": "string", "description": "URL of the script that failed to parse." },
                { "name": "scriptSource", "type": "string", "description": "Source text of the script that failed to parse." },
                { "name": "startLine", "type": "integer", "description": "Line offset of the script within the resource." },
                { "name": "errorLine", "type": "integer", "description": "Line with error." },
                { "name": "errorMessage", "type": "string", "description": "Parse error message." }
            ],
            "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", "other" ], "description": "Pause reason." },
                { "name": "data", "type": "object", "optional": true, "description": "Object containing break-specific auxiliary properties." }
            ],
            "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": "didSampleProbe",
            "description": "Fires when a new probe sample is collected.",
            "parameters": [
                { "name": "sample", "$ref": "ProbeSample", "description": "A collected probe sample." }
            ]
        },
        {
            "name": "playBreakpointActionSound",
            "description": "Fired when a \"sound\" breakpoint action is triggered on a breakpoint.",
            "parameters": [
                { "name": "breakpointActionId", "$ref": "BreakpointActionIdentifier", "description": "Breakpoint action identifier." }
            ]
        }
    ]
}
,
{
    "domain": "GenericTypes",
    "description": "Exposes generic types to be used by any domain.",
    "types": [
        {
            "id": "SearchMatch",
            "type": "object",
            "description": "Search match in a resource.",
            "properties": [
                { "name": "lineNumber", "type": "number", "description": "Line number in resource content." },
                { "name": "lineContent", "type": "string", "description": "Line with match content." }
            ]
        }
    ]
}
,
{
    "domain": "Inspector",
    "types": [],
    "commands": [
        {
            "name": "enable",
            "description": "Enables inspector domain notifications."
        },
        {
            "name": "disable",
            "description": "Disables inspector domain notifications."
        }
    ],
    "events": [
        {
            "name": "evaluateForTestInFrontend",
            "parameters": [
                { "name": "script", "type": "string" }
            ]
        },
        {
            "name": "inspect",
            "parameters": [
                { "name": "object", "$ref": "Runtime.RemoteObject" },
                { "name": "hints", "type": "object" }
            ]
        },
        {
            "name": "detached",
            "description": "Fired when remote debugging connection is about to be terminated. Contains detach reason.",
            "parameters": [
                { "name": "reason", "type": "string", "description": "The reason why connection has been terminated." }
            ]
        },
        {
            "name": "targetCrashed",
            "description": "Fired when debugging target has crashed"
        }
    ]
}
,
{
    "domain": "Profiler",
    "types": [
        {
            "id": "ProfileHeader",
            "type": "object",
            "description": "Profile header.",
            "properties": [
                { "name": "typeId", "type": "string", "enum": ["CPU"], "description": "Profile type name." },
                { "name": "title", "type": "string", "description": "Profile title." },
                { "name": "uid", "type": "integer", "description": "Unique identifier of the profile." }
            ]
        },
        {
            "id": "CPUProfileNodeCall",
            "type": "object",
            "description": "CPU Profile call info. Holds time information for a specific call that happened on a node.",
            "properties": [
                { "name": "startTime", "type": "number", "description": "Start time for the call." },
                { "name": "totalTime", "type": "number", "description": "Total execution time for the call." }
            ]
        },
        {
            "id": "CPUProfileNode",
            "type": "object",
            "description": "CPU Profile node. Holds callsite information, execution statistics and child nodes.",
            "properties": [
                { "name": "id", "type": "integer", "description": "Unique identifier for this call site." },
                { "name": "calls", "type": "array", "items": { "$ref": "CPUProfileNodeCall" }, "description": "Calls making up this node." },
                { "name": "functionName", "type": "string", "optional": true, "description": "Function name." },
                { "name": "url", "type": "string", "optional": true, "description": "URL." },
                { "name": "lineNumber", "type": "integer", "optional": true, "description": "Line number." },
                { "name": "columnNumber", "type": "integer", "optional": true, "description": "Column number." },
                { "name": "children", "type": "array", "items": { "$ref": "CPUProfileNode" }, "optional": true, "description": "Child nodes." }
            ]
        },
        {
            "id": "CPUProfile",
            "type": "object",
            "description": "Profile.",
            "properties": [
                { "name": "rootNodes", "type": "array", "items": { "$ref": "CPUProfileNode" }, "description": "Top level nodes in the stack." },
                { "name": "idleTime", "type": "number", "optional": true }
            ]
        }
    ],
    "commands": [
        {
            "name": "enable"
        },
        {
            "name": "disable"
        },
        {
            "name": "start"
        },
        {
            "name": "stop"
        },
        {
            "name": "getProfileHeaders",
            "returns": [
                { "name": "headers", "type": "array", "items": { "$ref": "ProfileHeader"} }
            ]
        },
        {
            "name": "getCPUProfile",
            "parameters": [
                { "name": "uid", "type": "integer" }
            ],
            "returns": [
                { "name": "profile", "$ref": "CPUProfile" }
            ]
        },
        {
            "name": "removeProfile",
            "parameters": [
                { "name": "type", "type": "string" },
                { "name": "uid", "type": "integer" }
            ]
        },
        {
            "name": "clearProfiles"
        }
    ],
    "events": [
        {
            "name": "addProfileHeader",
            "parameters": [
                { "name": "header", "$ref": "ProfileHeader" }
            ]
        },
        {
            "name": "setRecordingProfile",
            "parameters": [
                { "name": "isProfiling", "type": "boolean" }
            ]
        },
        {
            "name": "resetProfiles"
        }
    ]
}
,
{
    "domain": "Runtime",
    "description": "Runtime domain exposes JavaScript runtime by means of remote evaluation and mirror objects. Evaluation results are returned as mirror object that expose object type, string representation and unique identifier that can be used for further object reference. Original objects are maintained in memory unless they are either explicitly released or are released along with the other objects in their object group.",
    "types": [
        {
            "id": "RemoteObjectId",
            "type": "string",
            "description": "Unique object identifier."
        },
        {
            "id": "RemoteObject",
            "type": "object",
            "description": "Mirror object referencing original JavaScript object.",
            "properties": [
                { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean"], "description": "Object type." },
                { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
                { "name": "className", "type": "string", "optional": true, "description": "Object class (constructor) name. Specified for <code>object</code> type values only." },
                { "name": "value", "type": "any", "optional": true, "description": "Remote object value (in case of primitive values or JSON values if it was requested)." },
                { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
                { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Unique object identifier (for non-primitive values)." },
                { "name": "preview", "$ref": "ObjectPreview", "optional": true, "description": "Preview containsing abbreviated property values." }
            ]
        },
        {
            "id": "ObjectPreview",
            "type": "object",
            "description": "Object containing abbreviated remote object value.",
            "properties": [
                { "name": "lossless", "type": "boolean", "description": "Determines whether preview is lossless (contains all information of the original object)." },
                { "name": "overflow", "type": "boolean", "description": "True iff some of the properties of the original did not fit." },
                { "name": "properties", "type": "array", "items": { "$ref": "PropertyPreview" }, "description": "List of the properties." }
            ]
        },
        {
            "id": "PropertyPreview",
            "type": "object",
            "properties": [
                { "name": "name", "type": "string", "description": "Property name." },
                { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean"], "description": "Object type." },
                { "name": "value", "type": "string", "optional": true, "description": "User-friendly property value string." },
                { "name": "valuePreview", "$ref": "ObjectPreview", "optional": true, "description": "Nested value preview." },
                { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date"], "description": "Object subtype hint. Specified for <code>object</code> type values only." }
            ]
        },
        {
            "id": "PropertyDescriptor",
            "type": "object",
            "description": "Object property descriptor.",
            "properties": [
                { "name": "name", "type": "string", "description": "Property name." },
                { "name": "value", "$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." }
            ]
        },
        {
            "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", "$ref": "RemoteObject", "optional": true, "description": "The value associated with the property." }
            ]
        },
        {
            "id": "CallArgument",
            "type": "object",
            "description": "Represents function call argument. Either remote object id <code>objectId</code> or primitive <code>value</code> or neither of (for undefined) them should be specified.",
            "properties": [
                { "name": "value", "type": "any", "optional": true, "description": "Primitive value." },
                { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Remote object handle." }
            ]
        },
        {
            "id": "ExecutionContextId",
            "type": "integer",
            "description": "Id of an execution context."
        },
        {
            "id": "RuntimeFrameId",
            "type": "string",
            "description": "Unique frame identifier. FIXME: Duplicate of Network.FrameId <https://webkit.org/b/125664> Web Inspector: FIX Type Dependency Issues"
        },
        {
            "id": "ExecutionContextDescription",
            "type": "object",
            "description": "Description of an isolated world.",
            "properties": [
                { "name": "id", "$ref": "ExecutionContextId", "description": "Unique id of the execution context. It can be used to specify in which execution context script evaluation should be performed." },
                { "name": "isPageContext", "type": "boolean", "description": "True if this is a context where inpspected web page scripts run. False if it is a content script isolated context." },
                { "name": "name", "type": "string", "description": "Human readable name describing given context."},
                { "name": "frameId", "$ref": "RuntimeFrameId", "description": "Id of the owning frame." }
            ]
        },
        {
            "id": "SyntaxErrorType",
            "type": "string",
            "enum": ["none", "irrecoverable", "unterminated-literal", "recoverable"],
            "description": "Syntax error type: \"none\" for no error, \"irrecoverable\" for unrecoverable errors, \"unterminated-literal\" for when there is an unterminated literal, \"recoverable\" for when the expression is unfinished but valid so far."
        },
        {
            "id": "ErrorRange",
            "type": "object",
            "description": "Range of an error in source code.",
            "properties": [
                { "name": "startOffset", "type": "integer", "description": "Start offset of range (inclusive)." },
                { "name": "endOffset", "type": "integer", "description": "End offset of range (exclusive)." }
            ]
        }
    ],
    "commands": [
        {
            "name": "parse",
            "parameters": [
                { "name": "source", "type": "string", "description": "Source code to parse." }
            ],
            "returns": [
                { "name": "result", "$ref": "SyntaxErrorType", "description": "Parse result." },
                { "name": "message", "type": "string", "optional": true, "description": "Parse error message." },
                { "name": "range", "$ref": "ErrorRange", "optional": true, "description": "Range in the source where the error occurred." }
            ],
            "description": "Parses JavaScript source code for errors."
        },
        {
            "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": "doNotPauseOnExceptionsAndMuteConsole", "type": "boolean", "optional": true, "description": "Specifies whether evaluation should stop on exceptions and mute console. Overrides setPauseOnException state." },
                { "name": "contextId", "$ref": "Runtime.ExecutionContextId", "optional": true, "description": "Specifies in which isolated context to perform evaluation. Each content script lives in an isolated context and this parameter may be used to specify one of those contexts. If the parameter is omitted or 0 the evaluation will be performed in the context of the inspected page." },
                { "name": "returnByValue", "type": "boolean", "optional": true, "description": "Whether the result is expected to be a JSON object that should be sent by value." },
                { "name": "generatePreview", "type": "boolean", "optional": true, "description": "Whether preview should be generated for the result." }
            ],
            "returns": [
                { "name": "result", "$ref": "RemoteObject", "description": "Evaluation result." },
                { "name": "wasThrown", "type": "boolean", "optional": true, "description": "True if the result was thrown during the evaluation." }
            ],
            "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." },
                { "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." }
            ],
            "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." }
            ],
            "returns": [
                { "name": "result", "type": "array", "items": { "$ref": "PropertyDescriptor"}, "description": "Object properties." },
                { "name": "internalProperties", "optional": true, "type": "array", "items": { "$ref": "InternalPropertyDescriptor"}, "description": "Internal object properties." }
            ],
            "description": "Returns properties of a given object. Object group of the result is inherited from the target object."
        },
        {
            "name": "releaseObject",
            "parameters": [
                { "name": "objectId", "$ref": "RemoteObjectId", "description": "Identifier of the object to release." }
            ],
            "description": "Releases remote object with given id."
        },
        {
            "name": "releaseObjectGroup",
            "parameters": [
                { "name": "objectGroup", "type": "string", "description": "Symbolic object group name." }
            ],
            "description": "Releases all remote objects that belong to a given group."
        },
        {
            "name": "enable",
            "description": "Enables reporting of execution contexts creation by means of <code>executionContextCreated</code> event. When the reporting gets enabled the event will be sent immediately for each existing execution context."
        },
        {
            "name": "disable",
            "description": "Disables reporting of execution contexts creation."
        }
    ],
    "events": [
        {
            "name": "executionContextCreated",
            "parameters": [
                { "name": "context", "$ref": "ExecutionContextDescription", "description": "A newly created execution contex." }
            ],
            "description": "Issued when new execution context is created."
        }
    ]
},
{
    "domain": "ApplicationCache",
    "availability": "web",
    "types": [
        {
            "id": "ApplicationCacheResource",
            "type": "object",
            "description": "Detailed application cache resource information.",
            "properties": [
                { "name": "url", "type": "string", "description": "Resource url." },
                { "name": "size", "type": "integer", "description": "Resource size." },
                { "name": "type", "type": "string", "description": "Resource type." }
            ]
        },
        {
            "id": "ApplicationCache",
            "type": "object",
            "description": "Detailed application cache information.",
            "properties": [
                { "name": "manifestURL", "type": "string", "description": "Manifest URL." },
                { "name": "size", "type": "number", "description": "Application cache size." },
                { "name": "creationTime", "type": "number", "description": "Application cache creation time." },
                { "name": "updateTime", "type": "number", "description": "Application cache update time." },
                { "name": "resources", "type": "array", "items": { "$ref": "ApplicationCacheResource" }, "description": "Application cache resources." }
            ]
        },
        {
            "id": "FrameWithManifest",
            "type": "object",
            "description": "Frame identifier - manifest URL pair.",
            "properties": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Frame identifier." },
                { "name": "manifestURL", "type": "string", "description": "Manifest URL." },
                { "name": "status", "type": "integer", "description": "Application cache status." }
            ]
        }
    ],
    "commands": [
        {
            "name": "getFramesWithManifests",
            "returns": [
                { "name": "frameIds", "type": "array", "items": { "$ref": "FrameWithManifest" }, "description": "Array of frame identifiers with manifest urls for each frame containing a document associated with some application cache." }
            ],
            "description": "Returns array of frame identifiers with manifest urls for each frame containing a document associated with some application cache."
        },
        {
            "name": "enable",
            "description": "Enables application cache domain notifications."
        },
        {
            "name": "getManifestForFrame",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Identifier of the frame containing document whose manifest is retrieved." }
            ],
            "returns": [
                { "name": "manifestURL", "type": "string", "description": "Manifest URL for document in the given frame." }
            ],
            "description": "Returns manifest URL for document in the given frame."
        },
        {
            "name": "getApplicationCacheForFrame",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Identifier of the frame containing document whose application cache is retrieved." }
            ],
            "returns": [
                { "name": "applicationCache", "$ref": "ApplicationCache", "description": "Relevant application cache data for the document in given frame." }
            ],
            "description": "Returns relevant application cache data for the document in given frame."
        }
    ],
    "events": [
        {
            "name": "applicationCacheStatusUpdated",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Identifier of the frame containing document whose application cache updated status." },
                { "name": "manifestURL", "type": "string", "description": "Manifest URL." },
                { "name": "status", "type": "integer", "description": "Updated application cache status." }
            ]
        },
        {
            "name": "networkStateUpdated",
            "parameters": [
                { "name": "isNowOnline", "type": "boolean" }
            ]
        }
    ]
}
,
{
    "domain": "CSS",
    "description": "This domain exposes CSS read/write operations. All CSS objects, like stylesheets, rules, and styles, have an associated <code>id</code> used in subsequent operations on the related object. Each object type has a specific <code>id</code> structure, and those are not interchangeable between objects of different kinds. CSS objects can be loaded using the <code>get*ForNode()</code> calls (which accept a DOM node id). Alternatively, a client can discover all the existing stylesheets with the <code>getAllStyleSheets()</code> method and subsequently load the required stylesheet contents using the <code>getStyleSheet[Text]()</code> methods.",
    "availability": "web",
    "types": [
        {
            "id": "StyleSheetId",
            "type": "string"
        },
        {
            "id": "CSSStyleId",
            "type": "object",
            "properties": [
                { "name": "styleSheetId", "$ref": "StyleSheetId", "description": "Enclosing stylesheet identifier." },
                { "name": "ordinal", "type": "integer", "description": "The style ordinal within the stylesheet." }
            ],
            "description": "This object identifies a CSS style in a unique way."
        },
        {
            "id": "StyleSheetOrigin",
            "type": "string",
            "enum": ["user", "user-agent", "inspector", "regular"],
            "description": "Stylesheet type: \"user\" for user stylesheets, \"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": "CSSRuleId",
            "type": "object",
            "properties": [
                { "name": "styleSheetId", "$ref": "StyleSheetId", "description": "Enclosing stylesheet identifier." },
                { "name": "ordinal", "type": "integer", "description": "The rule ordinal within the stylesheet." }
            ],
            "description": "This object identifies a CSS rule in a unique way."
        },
        {
            "id": "PseudoIdMatches",
            "type": "object",
            "properties": [
                { "name": "pseudoId", "type": "integer", "description": "Pseudo style identifier (see <code>enum PseudoId</code> in <code>RenderStyleConstants.h</code>)."},
                { "name": "matches", "type": "array", "items": { "$ref": "RuleMatch" }, "description": "Matches of CSS rules applicable to the pseudo style."}
            ],
            "description": "CSS rule collection for a single pseudo style."
        },
        {
            "id": "InheritedStyleEntry",
            "type": "object",
            "properties": [
                { "name": "inlineStyle", "$ref": "CSSStyle", "optional": true, "description": "The ancestor node's inline style, if any, in the style inheritance chain." },
                { "name": "matchedCSSRules", "type": "array", "items": { "$ref": "RuleMatch" }, "description": "Matches of CSS rules matching the ancestor node in the style inheritance chain." }
            ],
            "description": "CSS rule collection for a single pseudo style."
        },
        {
            "id": "RuleMatch",
            "type": "object",
            "properties": [
                { "name": "rule", "$ref": "CSSRule", "description": "CSS rule in the match." },
                { "name": "matchingSelectors", "type": "array", "items": { "type": "integer" }, "description": "Matching selector indices in the rule's selectorList selectors (0-based)." }
            ],
            "description": "Match data for a CSS rule."
        },
        {
            "id": "SelectorList",
            "type": "object",
            "properties": [
                { "name": "selectors", "type": "array", "items": { "type": "string" }, "description": "Selectors in the list." },
                { "name": "text", "type": "string", "description": "Rule selector text." },
                { "name": "range", "$ref": "SourceRange", "optional": true, "description": "Rule selector range in the underlying resource (if available)." }
            ],
            "description": "Selector list data."
        },
        {
            "id": "CSSStyleAttribute",
            "type": "object",
            "properties": [
                { "name": "name", "type": "string", "description": "DOM attribute name (e.g. \"width\")."},
                { "name": "style", "$ref": "CSSStyle", "description": "CSS style generated by the respective DOM attribute."}
            ],
            "description": "CSS style information for a DOM style attribute."
        },
        {
            "id": "CSSStyleSheetHeader",
            "type": "object",
            "properties": [
                { "name": "styleSheetId", "$ref": "StyleSheetId", "description": "The stylesheet identifier."},
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Owner frame identifier."},
                { "name": "sourceURL", "type": "string", "description": "Stylesheet resource URL."},
                { "name": "origin", "$ref": "StyleSheetOrigin", "description": "Stylesheet origin."},
                { "name": "title", "type": "string", "description": "Stylesheet title."},
                { "name": "disabled", "type": "boolean", "description": "Denotes whether the stylesheet is disabled."}
            ],
            "description": "CSS stylesheet metainformation."
        },
        {
            "id": "CSSStyleSheetBody",
            "type": "object",
            "properties": [
                { "name": "styleSheetId", "$ref": "StyleSheetId", "description": "The stylesheet identifier."},
                { "name": "rules", "type": "array", "items": { "$ref": "CSSRule" }, "description": "Stylesheet resource URL."},
                { "name": "text", "type": "string", "optional": true, "description": "Stylesheet resource contents (if available)."}
            ],
            "description": "CSS stylesheet contents."
        },
        {
            "id": "CSSRule",
            "type": "object",
            "properties": [
                { "name": "ruleId", "$ref": "CSSRuleId", "optional": true, "description": "The CSS rule identifier (absent for user agent stylesheet and user-specified stylesheet rules)."},
                { "name": "selectorList", "$ref": "SelectorList", "description": "Rule selector data." },
                { "name": "sourceURL", "type": "string", "optional": true, "description": "Parent stylesheet resource URL (for regular rules)."},
                { "name": "sourceLine", "type": "integer", "description": "Line ordinal of the rule selector start character in the resource."},
                { "name": "origin", "$ref": "StyleSheetOrigin", "description": "Parent stylesheet's origin."},
                { "name": "style", "$ref": "CSSStyle", "description": "Associated style declaration." },
                { "name": "media", "type": "array", "items": { "$ref": "CSSMedia" }, "optional": true, "description": "Media list array (for rules involving media queries). The array enumerates media queries starting with the innermost one, going outwards." }
            ],
            "description": "CSS rule representation."
        },
        {
            "id": "SourceRange",
            "type": "object",
            "properties": [
                { "name": "startLine", "type": "integer", "description": "Start line of range." },
                { "name": "startColumn", "type": "integer", "description": "Start column of range (inclusive)." },
                { "name": "endLine", "type": "integer", "description": "End line of range" },
                { "name": "endColumn", "type": "integer", "description": "End column of range (exclusive)." }
            ],
            "description": "Text range within a resource."
        },
        {
            "id": "ShorthandEntry",
            "type": "object",
            "properties": [
                { "name": "name", "type": "string", "description": "Shorthand name." },
                { "name": "value", "type": "string", "description": "Shorthand value." }
            ]
        },
        {
            "id": "CSSPropertyInfo",
            "type": "object",
            "properties": [
                { "name": "name", "type": "string", "description": "Property name." },
                { "name": "longhands", "type": "array", "optional": true, "items": { "type": "string" }, "description": "Longhand property names." }
            ]
        },
        {
            "id": "CSSComputedStyleProperty",
            "type": "object",
            "properties": [
                { "name": "name", "type": "string", "description": "Computed style property name." },
                { "name": "value", "type": "string", "description": "Computed style property value." }
            ]
        },
        {
            "id": "CSSStyle",
            "type": "object",
            "properties": [
                { "name": "styleId", "$ref": "CSSStyleId", "optional": true, "description": "The CSS style identifier (absent for attribute styles)." },
                { "name": "cssProperties", "type": "array", "items": { "$ref": "CSSProperty" }, "description": "CSS properties in the style." },
                { "name": "shorthandEntries", "type": "array", "items": { "$ref": "ShorthandEntry" }, "description": "Computed values for all shorthands found in the style." },
                { "name": "cssText", "type": "string", "optional": true, "description": "Style declaration text (if available)." },
                { "name": "range", "$ref": "SourceRange", "optional": true, "description": "Style declaration range in the enclosing stylesheet (if available)." },
                { "name": "width", "type": "string", "optional": true, "description": "The effective \"width\" property value from this style." },
                { "name": "height", "type": "string", "optional": true, "description": "The effective \"height\" property value from this style." }
            ],
            "description": "CSS style representation."
        },
        {
            "id": "CSSProperty",
            "type": "object",
            "properties": [
                { "name": "name", "type": "string", "description": "The property name." },
                { "name": "value", "type": "string", "description": "The property value." },
                { "name": "priority", "type": "string", "optional": true, "description": "The property priority (implies \"\" if absent)." },
                { "name": "implicit", "type": "boolean", "optional": true, "description": "Whether the property is implicit (implies <code>false</code> if absent)." },
                { "name": "text", "type": "string", "optional": true, "description": "The full property text as specified in the style." },
                { "name": "parsedOk", "type": "boolean", "optional": true, "description": "Whether the property is understood by the browser (implies <code>true</code> if absent)." },
                { "name": "status", "type": "string", "enum": ["active", "inactive", "disabled", "style"], "optional": true, "description": "The property status: \"active\" if the property is effective in the style, \"inactive\" if the property is overridden by a same-named property in this style later on, \"disabled\" if the property is disabled by the user, \"style\" (implied if absent) if the property is reported by the browser rather than by the CSS source parser." },
                { "name": "range", "$ref": "SourceRange", "optional": true, "description": "The entire property range in the enclosing style declaration (if available)." }
            ],
            "description": "CSS style effective visual dimensions and source offsets."
        },
        {
            "id": "CSSMedia",
            "type": "object",
            "properties": [
                { "name": "text", "type": "string", "description": "Media query text." },
                { "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": "sourceLine", "type": "integer", "optional": true, "description": "Line in the document containing the media query (not defined for the \"stylesheet\" source)." }
            ],
            "description": "CSS media query descriptor."
        },
        {
            "id": "Region",
            "type": "object",
            "properties": [
                { "name": "regionOverset", "type": "string", "enum": ["overset", "fit", "empty"], "description": "The \"overset\" attribute of a Named Flow." },
                { "name": "nodeId", "$ref": "DOM.NodeId", "description": "The corresponding DOM node id." }
            ],
            "description": "This object represents a region that flows from a Named Flow."
        },
        {
            "id": "NamedFlow",
            "type": "object",
            "properties": [
                { "name": "documentNodeId", "$ref": "DOM.NodeId", "description": "The document node id." },
                { "name": "name", "type": "string", "description": "Named Flow identifier." },
                { "name": "overset", "type": "boolean", "description": "The \"overset\" attribute of a Named Flow." },
                { "name": "content", "type": "array", "items": { "$ref": "DOM.NodeId" }, "description": "An array of nodes that flow into the Named Flow." },
                { "name": "regions", "type": "array", "items": { "$ref": "Region" }, "description": "An array of regions associated with the Named Flow." }
            ],
            "description": "This object represents a Named Flow."
        }
    ],
    "commands": [
        {
            "name": "enable",
            "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."
        },
        {
            "name": "disable",
            "description": "Disables the CSS agent for the given page."
        },
        {
            "name": "getMatchedStylesForNode",
            "parameters": [
                { "name": "nodeId", "$ref": "DOM.NodeId" },
                { "name": "includePseudo", "type": "boolean", "optional": true, "description": "Whether to include pseudo styles (default: true)." },
                { "name": "includeInherited", "type": "boolean", "optional": true, "description": "Whether to include inherited styles (default: true)." }
            ],
            "returns": [
                { "name": "matchedCSSRules", "type": "array", "items": { "$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)." }
            ],
            "description": "Returns requested styles for a DOM node identified by <code>nodeId</code>."
        },
        {
            "name": "getInlineStylesForNode",
            "parameters": [
                { "name": "nodeId", "$ref": "DOM.NodeId" }
            ],
            "returns": [
                { "name": "inlineStyle", "$ref": "CSSStyle", "optional": true, "description": "Inline style for the specified DOM node." },
                { "name": "attributesStyle", "$ref": "CSSStyle", "optional": true, "description": "Attribute-defined element style (e.g. resulting from \"width=20 height=100%\")."}
            ],
            "description": "Returns the styles defined inline (explicitly in the \"style\" attribute and implicitly, using DOM attributes) for a DOM node identified by <code>nodeId</code>."
        },
        {
            "name": "getComputedStyleForNode",
            "parameters": [
                { "name": "nodeId", "$ref": "DOM.NodeId" }
            ],
            "returns": [
                { "name": "computedStyle", "type": "array", "items": { "$ref": "CSSComputedStyleProperty" }, "description": "Computed style for the specified DOM node." }
            ],
            "description": "Returns the computed style for a DOM node identified by <code>nodeId</code>."
        },
        {
            "name": "getAllStyleSheets",
            "returns": [
                { "name": "headers", "type": "array", "items": { "$ref": "CSSStyleSheetHeader" }, "description": "Descriptor entries for all available stylesheets." }
            ],
            "description": "Returns metainfo entries for all known stylesheets."
        },
        {
            "name": "getStyleSheet",
            "parameters": [
                { "name": "styleSheetId", "$ref": "StyleSheetId" }
            ],
            "returns": [
                { "name": "styleSheet", "$ref": "CSSStyleSheetBody", "description": "Stylesheet contents for the specified <code>styleSheetId</code>." }
            ],
            "description": "Returns stylesheet data for the specified <code>styleSheetId</code>."
        },
        {
            "name": "getStyleSheetText",
            "parameters": [
                { "name": "styleSheetId", "$ref": "StyleSheetId" }
            ],
            "returns": [
                { "name": "text", "type": "string", "description": "The stylesheet text." }
            ],
            "description": "Returns the current textual content and the URL for a stylesheet."
        },
        {
            "name": "setStyleSheetText",
            "parameters": [
                { "name": "styleSheetId", "$ref": "StyleSheetId" },
                { "name": "text", "type": "string" }
            ],
            "description": "Sets the new stylesheet text, thereby invalidating all existing <code>CSSStyleId</code>'s and <code>CSSRuleId</code>'s contained by this stylesheet."
        },
        {
            "name": "setStyleText",
            "parameters": [
                { "name": "styleId", "$ref": "CSSStyleId" },
                { "name": "text", "type": "string" }
            ],
            "returns": [
                { "name": "style", "$ref": "CSSStyle", "description": "The resulting style after the text modification." }
            ],
            "description": "Sets the new <code>text</code> for the respective style."
        },
        {
            "name": "setRuleSelector",
            "parameters": [
                { "name": "ruleId", "$ref": "CSSRuleId" },
                { "name": "selector", "type": "string" }
            ],
            "returns": [
                { "name": "rule", "$ref": "CSSRule", "description": "The resulting rule after the selector modification." }
            ],
            "description": "Modifies the rule selector."
        },
        {
            "name": "addRule",
            "parameters": [
                { "name": "contextNodeId", "$ref": "DOM.NodeId" },
                { "name": "selector", "type": "string" }
            ],
            "returns": [
                { "name": "rule", "$ref": "CSSRule", "description": "The newly created rule." }
            ],
            "description": "Creates a new empty rule with the given <code>selector</code> in a special \"inspector\" stylesheet in the owner document of the context node."
        },
        {
            "name": "getSupportedCSSProperties",
            "returns": [
                { "name": "cssProperties", "type": "array", "items": { "$ref": "CSSPropertyInfo" }, "description": "Supported property metainfo." }
            ],
            "description": "Returns all supported CSS property names."
        },
        {
            "name": "forcePseudoState",
            "parameters": [
                { "name": "nodeId", "$ref": "DOM.NodeId", "description": "The element id for which to force the pseudo state." },
                { "name": "forcedPseudoClasses", "type": "array", "items": { "type": "string", "enum": ["active", "focus", "hover", "visited"] }, "description": "Element pseudo classes to force when computing the element's style." }
            ],
            "description": "Ensures that the given node will have specified pseudo-classes whenever its style is computed by the browser."
        },
        {
            "name": "getNamedFlowCollection",
            "parameters": [
                { "name": "documentNodeId", "$ref": "DOM.NodeId", "description": "The document node id for which to get the Named Flow Collection." }
            ],
            "returns": [
                { "name": "namedFlows", "type": "array", "items": { "$ref": "NamedFlow" }, "description": "An array containing the Named Flows in the document." }
            ],
            "description": "Returns the Named Flows from the document."
        }
    ],
    "events": [
        {
            "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": "styleSheetChanged",
            "parameters": [
                { "name": "styleSheetId", "$ref": "StyleSheetId" }
            ],
            "description": "Fired whenever a stylesheet is changed as a result of the client operation."
        },
        {
            "name": "namedFlowCreated",
            "parameters": [
                { "name": "namedFlow", "$ref": "NamedFlow", "description": "The new Named Flow." }
            ],
            "description": "Fires when a Named Flow is created."
        },
        {
            "name": "namedFlowRemoved",
            "parameters": [
                { "name": "documentNodeId", "$ref": "DOM.NodeId", "description": "The document node id." },
                { "name": "flowName", "type": "string", "description": "Identifier of the removed Named Flow." }
            ],
            "description": "Fires when a Named Flow is removed: has no associated content nodes and regions."
        },
        {
            "name": "regionOversetChanged",
            "parameters": [
                { "name": "namedFlow", "$ref": "NamedFlow", "description": "The Named Flow containing the regions whose regionOverset values changed." }
            ],
            "description": "Fires if any of the regionOverset values changed in a Named Flow's region chain."
        },
        {
            "name": "registeredNamedFlowContentElement",
            "parameters": [
                { "name": "documentNodeId", "$ref": "DOM.NodeId", "description": "The document node id." },
                { "name": "flowName", "type": "string", "description": "Named Flow identifier for which the new content element was registered." },
                { "name": "contentNodeId", "$ref": "DOM.NodeId", "description": "The node id of the registered content node." },
                { "name": "nextContentNodeId", "$ref": "DOM.NodeId", "description": "The node id of the element following the registered content node." }
            ],
            "description": "Fires when a Named Flow's has been registered with a new content node."
        },
        {
            "name": "unregisteredNamedFlowContentElement",
            "parameters": [
                { "name": "documentNodeId", "$ref": "DOM.NodeId", "description": "The document node id." },
                { "name": "flowName", "type": "string", "description": "Named Flow identifier for which the new content element was unregistered." },
                { "name": "contentNodeId", "$ref": "DOM.NodeId", "description": "The node id of the unregistered content node." }
            ],
            "description": "Fires when a Named Flow's has been registered with a new content node."
        }
    ]
}
,
{
    "domain": "DOM",
    "description": "This domain exposes DOM read/write operations. Each DOM Node is represented with its mirror object that has an <code>id</code>. This <code>id</code> can be used to get additional information on the Node, resolve it into the JavaScript object wrapper, etc. It is important that client receives DOM events only for the nodes that are known to the client. Backend keeps track of the nodes that were sent to the client and never sends the same node twice. It is client's responsibility to collect information about the nodes that were sent to the client.<p>Note that <code>iframe</code> owner elements will return corresponding document elements as their child nodes.</p>",
    "availability": "web",
    "types": [
        {
            "id": "NodeId",
            "type": "integer",
            "description": "Unique DOM node identifier."
        },
        {
            "id": "BackendNodeId",
            "type": "integer",
            "description": "Unique DOM node identifier used to reference a node that may not have been pushed to the front-end."
        },
        {
            "id": "LiveRegionRelevant",
            "type": "string",
            "enum": ["additions", "removals", "text"],
            "description": "Token values of @aria-relevant attribute."
        },
        {
            "id": "Node",
            "type": "object",
            "properties": [
                { "name": "nodeId", "$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": "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." },
                { "name": "nodeValue", "type": "string", "description": "<code>Node</code>'s nodeValue." },
                { "name": "childNodeCount", "type": "integer", "optional": true, "description": "Child count for <code>Container</code> nodes." },
                { "name": "children", "type": "array", "optional": true, "items": { "$ref": "Node" }, "description": "Child nodes of this node when requested with children." },
                { "name": "attributes", "type": "array", "optional": true, "items": { "type": "string" }, "description": "Attributes of the <code>Element</code> node in the form of flat array <code>[name1, value1, name2, value2]</code>." },
                { "name": "documentURL", "type": "string", "optional": true, "description": "Document URL that <code>Document</code> or <code>FrameOwner</code> node points to." },
                { "name": "baseURL", "type": "string", "optional": true, "description": "Base URL that <code>Document</code> or <code>FrameOwner</code> node uses for URL completion." },
                { "name": "publicId", "type": "string", "optional": true, "description": "<code>DocumentType</code>'s publicId." },
                { "name": "systemId", "type": "string", "optional": true, "description": "<code>DocumentType</code>'s systemId." },
                { "name": "internalSubset", "type": "string", "optional": true, "description": "<code>DocumentType</code>'s internalSubset." },
                { "name": "xmlVersion", "type": "string", "optional": true, "description": "<code>Document</code>'s XML version in case of XML documents." },
                { "name": "name", "type": "string", "optional": true, "description": "<code>Attr</code>'s name." },
                { "name": "value", "type": "string", "optional": true, "description": "<code>Attr</code>'s value." },
                { "name": "frameId", "$ref": "Network.FrameId", "optional": true, "description": "Frame ID for frame owner elements." },
                { "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." },
                { "name": "templateContent", "$ref": "Node", "optional": true, "description": "Content document fragment for template elements" },
                { "name": "role", "type": "string", "optional": true, "description": "Computed value for first recognized role token, default role per element, or overridden role." }
            ],
            "description": "DOM interaction is implemented in terms of mirror objects that represent the actual DOM nodes. DOMNode is a base node mirror type."
        },
        {
            "id": "EventListener",
            "type": "object",
            "properties": [
                { "name": "type", "type": "string", "description": "<code>EventListener</code>'s type." },
                { "name": "useCapture", "type": "boolean", "description": "<code>EventListener</code>'s useCapture." },
                { "name": "isAttribute", "type": "boolean", "description": "<code>EventListener</code>'s isAttribute." },
                { "name": "nodeId", "$ref": "NodeId", "description": "Target <code>DOMNode</code> id." },
                { "name": "handlerBody", "type": "string", "description": "Event handler function body." },
                { "name": "location", "$ref": "Debugger.Location", "optional": true, "description": "Handler code location." },
                { "name": "sourceName", "type": "string", "optional": true, "description": "Source script URL." },
                { "name": "handler", "$ref": "Runtime.RemoteObject", "optional": true, "description": "Event handler function value." }
            ],
            "description": "A structure holding event listener properties."
        },
        {
            "id": "AccessibilityProperties",
            "description": "A structure holding accessibility properties.",
            "type": "object",
            "properties": [
                { "name": "activeDescendantNodeId", "$ref": "NodeId", "optional": true, "description": "<code>DOMNode</code> id of the accessibility object referenced by aria-activedescendant." },
                { "name": "busy", "type": "boolean", "optional": true, "description": "Value of @aria-busy on current or ancestor node." },
                { "name": "checked", "type": "string", "optional": true, "enum": ["true", "false", "mixed"], "description": "Checked state of certain form controls." },
                { "name": "childNodeIds", "type": "array", "items": { "$ref": "NodeId" }, "optional": true, "description": "Array of <code>DOMNode</code> ids of the accessibility tree children if available." },
                { "name": "controlledNodeIds", "type": "array", "items": { "$ref": "NodeId" }, "optional": true, "description": "Array of <code>DOMNode</code> ids of any nodes referenced via @aria-controls." },
                { "name": "disabled", "type": "boolean", "optional": true, "description": "Disabled state of form controls." },
                { "name": "exists", "type": "boolean", "description": "Indicates whether there is an existing AX object for the DOM node. If this is false, all the other properties will be default values." },
                { "name": "expanded", "type": "boolean", "optional": true, "description": "Expanded state." },
                { "name": "flowedNodeIds", "type": "array", "items": { "$ref": "NodeId" }, "optional": true, "description": "Array of <code>DOMNode</code> ids of any nodes referenced via @aria-flowto." },
                { "name": "focused", "type": "boolean", "optional": true, "description": "Focused state. Only defined on focusable elements." },
                { "name": "ignored", "type": "boolean", "optional": true, "description": "Indicates whether the accessibility of the associated AX object node is ignored, whether heuristically or explicitly." },
                { "name": "ignoredByDefault", "type": "boolean", "optional": true, "description": "State indicating whether the accessibility of the associated AX object node is ignored by default for node type." },
                { "name": "invalid", "type": "string", "optional": true, "enum": ["true", "false", "grammar", "spelling"], "description": "Invalid status of form controls." },
                { "name": "hidden", "type": "boolean", "optional": true, "description": "Hidden state. True if node or an ancestor is hidden via CSS or explicit @aria-hidden, to clarify why the element is ignored." },
                { "name": "label", "type": "string", "description": "Computed label value for the node, sometimes calculated by referencing other nodes." },
                { "name": "liveRegionAtomic", "type": "boolean", "optional": true, "description": "Value of @aria-atomic." },
                { "name": "liveRegionRelevant", "type": "array", "items": { "type": "string" }, "optional": true, "description": "Token value(s) of element's @aria-relevant attribute. Array of string values matching $ref LiveRegionRelevant. FIXME: Enum values blocked by http://webkit.org/b/133711" },
                { "name": "liveRegionStatus", "type": "string", "optional": true, "enum": ["assertive", "polite", "off"], "description": "Value of element's @aria-live attribute." },
                { "name": "mouseEventNodeId", "$ref": "NodeId", "optional": true, "description": "<code>DOMNode</code> id of node or closest ancestor node that has a mousedown, mouseup, or click event handler." },
                { "name": "nodeId", "$ref": "NodeId", "description": "Target <code>DOMNode</code> id." },
                { "name": "ownedNodeIds", "type": "array", "items": { "$ref": "NodeId" }, "optional": true, "description": "Array of <code>DOMNode</code> ids of any nodes referenced via @aria-owns." },
                { "name": "parentNodeId", "$ref": "NodeId", "optional": true, "description": "<code>DOMNode</code> id of the accessibility tree parent object if available." },
                { "name": "pressed", "type": "boolean", "optional": true, "description": "Pressed state for toggle buttons." },
                { "name": "readonly", "type": "boolean", "optional": true, "description": "Readonly state of text controls." },
                { "name": "required", "type": "boolean", "optional": true, "description": "Required state of form controls." },
                { "name": "role", "type": "string", "description": "Computed value for first recognized role token, default role per element, or overridden role." },
                { "name": "selected", "type": "boolean", "optional": true, "description": "Selected state of certain form controls." },
                { "name": "selectedChildNodeIds", "type": "array", "items": { "$ref": "NodeId" }, "optional": true, "description": "Array of <code>DOMNode</code> ids of any children marked as selected." }
            ]
        },
        {
            "id": "RGBA",
            "type": "object",
            "properties": [
                { "name": "r", "type": "integer", "description": "The red component, in the [0-255] range." },
                { "name": "g", "type": "integer", "description": "The green component, in the [0-255] range." },
                { "name": "b", "type": "integer", "description": "The blue component, in the [0-255] range." },
                { "name": "a", "type": "number", "optional": true, "description": "The alpha component, in the [0-1] range (default: 1)." }
            ],
            "description": "A structure holding an RGBA color."
        },
        {
            "id": "Quad",
            "type": "array",
            "items": { "type": "number" },
            "minItems": 8,
            "maxItems": 8,
            "description": "An array of quad vertices, x immediately followed by y for each point, points clock-wise."
        },
        {
            "id": "HighlightConfig",
            "type": "object",
            "properties": [
                { "name": "showInfo", "type": "boolean", "optional": true, "description": "Whether the node info tooltip should be shown (default: false)." },
                { "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)." }
            ],
            "description": "Configuration data for the highlighting of page elements."
        }
    ],
    "commands": [
        {
            "name": "getDocument",
            "returns": [
                { "name": "root", "$ref": "Node", "description": "Resulting node." }
            ],
            "description": "Returns the root DOM node to the caller."
        },
        {
            "name": "requestChildNodes",
            "parameters": [
                { "name": "nodeId", "$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." }
            ],
            "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."
        },
        {
            "name": "querySelector",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to query upon." },
                { "name": "selector", "type": "string", "description": "Selector string." }
            ],
            "returns": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Query selector result." }
            ],
            "description": "Executes <code>querySelector</code> on a given node."
        },
        {
            "name": "querySelectorAll",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to query upon." },
                { "name": "selector", "type": "string", "description": "Selector string." }
            ],
            "returns": [
                { "name": "nodeIds", "type": "array", "items": { "$ref": "NodeId" }, "description": "Query selector result." }
            ],
            "description": "Executes <code>querySelectorAll</code> on a given node."
        },
        {
            "name": "setNodeName",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to set name for." },
                { "name": "name", "type": "string", "description": "New node's name." }
            ],
            "returns": [
                { "name": "nodeId", "$ref": "NodeId", "description": "New node's id." }
            ],
            "description": "Sets node name for a node with given id."
        },
        {
            "name": "setNodeValue",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to set value for." },
                { "name": "value", "type": "string", "description": "New node's value." }
            ],
            "description": "Sets node value for a node with given id."
        },
        {
            "name": "removeNode",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to remove." }
            ],
            "description": "Removes node with given id."
        },
        {
            "name": "setAttributeValue",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the element to set attribute for." },
                { "name": "name", "type": "string", "description": "Attribute name." },
                { "name": "value", "type": "string", "description": "Attribute value." }
            ],
            "description": "Sets attribute for an element with given id."
        },
        {
            "name": "setAttributesAsText",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the element to set attributes for." },
                { "name": "text", "type": "string", "description": "Text with a number of attributes. Will parse this text using HTML parser." },
                { "name": "name", "type": "string", "optional": true, "description": "Attribute name to replace with new attributes derived from text in case text parsed successfully." }
            ],
            "description": "Sets attributes on element with given id. This method is useful when user edits some existing attribute value and types in several attribute name/value pairs."
        },
        {
            "name": "removeAttribute",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the element to remove attribute from." },
                { "name": "name", "type": "string", "description": "Name of the attribute to remove." }
            ],
            "description": "Removes attribute with given name from an element with given id."
        },
        {
            "name": "getEventListenersForNode",
            "parameters": [
                { "name": "nodeId", "$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": { "$ref": "EventListener"}, "description": "Array of relevant listeners." }
            ],
            "description": "Returns event listeners relevant to the node."
        },
        {
            "name": "getAccessibilityPropertiesForNode",
            "description": "Returns a dictionary of accessibility properties for the node.",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node for which to get accessibility properties." }
            ],
            "returns": [
                { "name": "properties", "$ref": "AccessibilityProperties", "description": "Dictionary of relevant accessibility properties." }
            ]
        },
        {
            "name": "getOuterHTML",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to get markup for." }
            ],
            "returns": [
                { "name": "outerHTML", "type": "string", "description": "Outer HTML markup." }
            ],
            "description": "Returns node's HTML markup."
        },
        {
            "name": "setOuterHTML",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to set markup for." },
                { "name": "outerHTML", "type": "string", "description": "Outer HTML markup to set." }
            ],
            "description": "Sets node HTML markup, returns new node id."
        },
        {
            "name": "performSearch",
            "parameters": [
                { "name": "query", "type": "string", "description": "Plain text or query selector or XPath search query." },
                { "name": "nodeIds", "type": "array", "items": { "$ref": "NodeId" }, "optional": true, "description": "Ids of nodes to use as starting points for the search." }
            ],
            "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."
        },
        {
            "name": "getSearchResults",
            "parameters": [
                { "name": "searchId", "type": "string", "description": "Unique search session identifier." },
                { "name": "fromIndex", "type": "integer", "description": "Start index of the search result to be returned." },
                { "name": "toIndex", "type": "integer", "description": "End index of the search result to be returned." }
            ],
            "returns": [
                { "name": "nodeIds", "type": "array", "items": { "$ref": "NodeId" }, "description": "Ids of the search result nodes." }
            ],
            "description": "Returns search results from given <code>fromIndex</code> to given <code>toIndex</code> from the sarch with the given identifier."
        },
        {
            "name": "discardSearchResults",
            "parameters": [
                { "name": "searchId", "type": "string", "description": "Unique search session identifier." }
            ],
            "description": "Discards search results from the session with the given id. <code>getSearchResults</code> should no longer be called for that search."
        },
        {
            "name": "requestNode",
            "parameters": [
                { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "description": "JavaScript object id to convert into node." }
            ],
            "returns": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Node id for given object." }
            ],
            "description": "Requests that the node is sent to the caller given the JavaScript node object reference. All nodes that form the path from the node to the root are also sent to the client as a series of <code>setChildNodes</code> notifications."
        },
        {
            "name": "setInspectModeEnabled",
            "parameters": [
                { "name": "enabled", "type": "boolean", "description": "True to enable inspection mode, false to disable it." },
                { "name": "highlightConfig", "$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 'inspect' command upon element selection."
        },
        {
            "name": "highlightRect",
            "parameters": [
                { "name": "x", "type": "integer", "description": "X coordinate" },
                { "name": "y", "type": "integer", "description": "Y coordinate" },
                { "name": "width", "type": "integer", "description": "Rectangle width" },
                { "name": "height", "type": "integer", "description": "Rectangle height" },
                { "name": "color", "$ref": "RGBA", "optional": true, "description": "The highlight fill color (default: transparent)." },
                { "name": "outlineColor", "$ref": "RGBA", "optional": true, "description": "The highlight outline color (default: transparent)." },
                { "name": "usePageCoordinates", "type": "boolean", "optional": true, "description": "Indicates whether the provided parameters are in page coordinates or in viewport coordinates (the default)." }
            ],
            "description": "Highlights given rectangle. Coordinates are absolute with respect to the main frame viewport."
        },
        {
            "name": "highlightQuad",
            "parameters": [
                { "name": "quad", "$ref": "Quad", "description": "Quad to highlight" },
                { "name": "color", "$ref": "RGBA", "optional": true, "description": "The highlight fill color (default: transparent)." },
                { "name": "outlineColor", "$ref": "RGBA", "optional": true, "description": "The highlight outline color (default: transparent)." },
                { "name": "usePageCoordinates", "type": "boolean", "optional": true, "description": "Indicates whether the provided parameters are in page coordinates or in viewport coordinates (the default)." }
            ],
            "description": "Highlights given quad. Coordinates are absolute with respect to the main frame viewport."
        },
        {
            "name": "highlightNode",
            "parameters": [
                { "name": "highlightConfig", "$ref": "HighlightConfig", "description": "A descriptor for the highlight appearance." },
                { "name": "nodeId", "$ref": "NodeId", "optional": true, "description": "Identifier of the node to highlight." },
                { "name": "objectId", "$ref": "Runtime.RemoteObjectId", "optional": true, "description": "JavaScript object id of the node to be highlighted." }
            ],
            "description": "Highlights DOM node with given id or with the given JavaScript object wrapper. Either nodeId or objectId must be specified."
        },
        {
            "name": "hideHighlight",
            "description": "Hides DOM node highlight."
        },
        {
            "name": "highlightFrame",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Identifier of the frame to highlight." },
                { "name": "contentColor", "$ref": "RGBA", "optional": true, "description": "The content box highlight fill color (default: transparent)." },
                { "name": "contentOutlineColor", "$ref": "RGBA", "optional": true, "description": "The content box highlight outline color (default: transparent)." }
            ],
            "description": "Highlights owner element of the frame with given id."
        },
        {
            "name": "pushNodeByPathToFrontend",
            "parameters": [
                { "name": "path", "type": "string", "description": "Path to node in the proprietary format." }
            ],
            "returns": [
                { "name": "nodeId", "$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"
        },
        {
            "name": "pushNodeByBackendIdToFrontend",
            "parameters": [
                { "name": "backendNodeId", "$ref": "BackendNodeId", "description": "The backend node id of the node." }
            ],
            "returns": [
                { "name": "nodeId", "$ref": "NodeId", "description": "The pushed node's id." }
            ],
            "description": "Requests that the node is sent to the caller given its backend node id."
        },
        {
            "name": "releaseBackendNodeIds",
            "parameters": [
                { "name": "nodeGroup", "type": "string", "description": "The backend node ids group name." }
            ],
            "description": "Requests that group of <code>BackendNodeIds</code> is released."
        },
        {
            "name": "resolveNode",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to resolve." },
                { "name": "objectGroup", "type": "string", "optional": true, "description": "Symbolic group name that can be used to release multiple objects." }
            ],
            "returns": [
                { "name": "object", "$ref": "Runtime.RemoteObject", "description": "JavaScript object wrapper for given node." }
            ],
            "description": "Resolves JavaScript node object for given node id."
        },
        {
            "name": "getAttributes",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to retrieve attibutes for." }
            ],
            "returns": [
                { "name": "attributes", "type": "array", "items": { "type": "string" }, "description": "An interleaved array of node attribute names and values." }
            ],
            "description": "Returns attributes for the specified node."
        },
        {
            "name": "moveTo",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to drop." },
                { "name": "targetNodeId", "$ref": "NodeId", "description": "Id of the element to drop into." },
                { "name": "insertBeforeNodeId", "$ref": "NodeId", "optional": true, "description": "Drop node before given one." }
            ],
            "returns": [
                { "name": "nodeId", "$ref": "NodeId", "description": "New id of the moved node." }
            ],
            "description": "Moves node into the new container, places it before the given anchor."
        },
        {
            "name": "undo",
            "description": "Undoes the last performed action."
        },
        {
            "name": "redo",
            "description": "Re-does the last undone action."
        },
        {
            "name": "markUndoableState",
            "description": "Marks last undoable state."
        },
        {
            "name": "focus",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node to focus." }
            ],
            "description": "Focuses the given element."
        }
    ],
    "events": [
        {
            "name": "documentUpdated",
            "description": "Fired when <code>Document</code> has been totally updated. Node ids are no longer valid."
        },
        {
            "name": "setChildNodes",
            "parameters": [
                { "name": "parentId", "$ref": "NodeId", "description": "Parent node id to populate with children." },
                { "name": "nodes", "type": "array", "items": { "$ref": "Node"}, "description": "Child nodes array." }
            ],
            "description": "Fired when backend wants to provide client with the missing DOM structure. This happens upon most of the calls requesting node ids."
        },
        {
            "name": "attributeModified",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node that has changed." },
                { "name": "name", "type": "string", "description": "Attribute name." },
                { "name": "value", "type": "string", "description": "Attribute value." }
            ],
            "description": "Fired when <code>Element</code>'s attribute is modified."
        },
        {
            "name": "attributeRemoved",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node that has changed." },
                { "name": "name", "type": "string", "description": "A ttribute name." }
            ],
            "description": "Fired when <code>Element</code>'s attribute is removed."
        },
        {
            "name": "inlineStyleInvalidated",
            "parameters": [
                { "name": "nodeIds", "type": "array", "items": { "$ref": "NodeId" }, "description": "Ids of the nodes for which the inline styles have been invalidated." }
            ],
            "description": "Fired when <code>Element</code>'s inline style is modified via a CSS property modification."
        },
        {
            "name": "characterDataModified",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node that has changed." },
                { "name": "characterData", "type": "string", "description": "New text value." }
            ],
            "description": "Mirrors <code>DOMCharacterDataModified</code> event."
        },
        {
            "name": "childNodeCountUpdated",
            "parameters": [
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node that has changed." },
                { "name": "childNodeCount", "type": "integer", "description": "New node count." }
            ],
            "description": "Fired when <code>Container</code>'s child node count has changed."
        },
        {
            "name": "childNodeInserted",
            "parameters": [
                { "name": "parentNodeId", "$ref": "NodeId", "description": "Id of the node that has changed." },
                { "name": "previousNodeId", "$ref": "NodeId", "description": "If of the previous siblint." },
                { "name": "node", "$ref": "Node", "description": "Inserted node data." }
            ],
            "description": "Mirrors <code>DOMNodeInserted</code> event."
        },
        {
            "name": "childNodeRemoved",
            "parameters": [
                { "name": "parentNodeId", "$ref": "NodeId", "description": "Parent id." },
                { "name": "nodeId", "$ref": "NodeId", "description": "Id of the node that has been removed." }
            ],
            "description": "Mirrors <code>DOMNodeRemoved</code> event."
        },
        {
            "name": "shadowRootPushed",
            "parameters": [
                { "name": "hostId", "$ref": "NodeId", "description": "Host element id." },
                { "name": "root", "$ref": "Node", "description": "Shadow root." }
            ],
            "description": "Called when shadow root is pushed into the element."
        },
        {
            "name": "shadowRootPopped",
            "parameters": [
                { "name": "hostId", "$ref": "NodeId", "description": "Host element id." },
                { "name": "rootId", "$ref": "NodeId", "description": "Shadow root id." }
            ],
            "description": "Called when shadow root is popped from the element."
        }
    ]
}
,
{
    "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.",
    "availability": "web",
    "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)." }
            ],
            "description": "Sets breakpoint on particular DOM event."
        },
        {
            "name": "removeEventListenerBreakpoint",
            "parameters": [
                { "name": "eventName", "type": "string", "description": "Event name." }
            ],
            "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."
        },
        {
            "name": "removeInstrumentationBreakpoint",
            "parameters": [
                { "name": "eventName", "type": "string", "description": "Instrumentation name to stop on." }
            ],
            "description": "Sets breakpoint on particular native event."
        },
        {
            "name": "setXHRBreakpoint",
            "parameters": [
                { "name": "url", "type": "string", "description": "Resource URL substring. All XHRs having this substring in the URL will get stopped upon." }
            ],
            "description": "Sets breakpoint on XMLHttpRequest."
        },
        {
            "name": "removeXHRBreakpoint",
            "parameters": [
                { "name": "url", "type": "string", "description": "Resource URL substring." }
            ],
            "description": "Removes breakpoint from XMLHttpRequest."
        }
    ]
}
,
{
    "domain": "DOMStorage",
    "description": "Query and modify DOM storage.",
    "availability": "web",
    "types": [
        {
            "id": "StorageId",
            "type": "object",
            "description": "DOM Storage identifier.",
            "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)." }
            ]
        },
        {
            "id": "Item",
            "type": "array",
            "description": "DOM Storage item.",
            "items": { "type": "string" }
        }
    ],
    "commands": [
        {
            "name": "enable",
            "description": "Enables storage tracking, storage events will now be delivered to the client."
        },
        {
            "name": "disable",
            "description": "Disables storage tracking, prevents storage events from being sent to the client."
        },
        {
            "name": "getDOMStorageItems",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" }
            ],
            "returns": [
                { "name": "entries", "type": "array", "items": { "$ref": "Item" } }
            ]
        },
        {
            "name": "setDOMStorageItem",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" },
                { "name": "key", "type": "string" },
                { "name": "value", "type": "string" }
            ]
        },
        {
            "name": "removeDOMStorageItem",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" },
                { "name": "key", "type": "string" }
            ]
        }
    ],
    "events": [
        {
            "name": "domStorageItemsCleared",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" }
            ]
        },
        {
            "name": "domStorageItemRemoved",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" },
                { "name": "key", "type": "string" }
            ]
        },
        {
            "name": "domStorageItemAdded",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" },
                { "name": "key", "type": "string" },
                { "name": "newValue", "type": "string" }
            ]
        },
        {
            "name": "domStorageItemUpdated",
            "parameters": [
                { "name": "storageId", "$ref": "StorageId" },
                { "name": "key", "type": "string" },
                { "name": "oldValue", "type": "string" },
                { "name": "newValue", "type": "string" }
            ]
        }
    ]
}
,
{
    "domain": "Database",
    "availability": "web",
    "types": [
        {
            "id": "DatabaseId",
            "type": "string",
            "description": "Unique identifier of Database object."
        },
        {
            "id": "Database",
            "type": "object",
            "description": "Database object.",
            "properties": [
                { "name": "id", "$ref": "DatabaseId", "description": "Database ID." },
                { "name": "domain", "type": "string", "description": "Database domain." },
                { "name": "name", "type": "string", "description": "Database name." },
                { "name": "version", "type": "string", "description": "Database version." }
            ]
        },
        {
            "id": "Error",
            "type": "object",
            "description": "Database error.",
            "properties": [
                { "name": "message", "type": "string", "description": "Error message." },
                { "name": "code", "type": "integer", "description": "Error code." }
            ]
        }
    ],
    "commands": [
        {
            "name": "enable",
            "description": "Enables database tracking, database events will now be delivered to the client."
        },
        {
            "name": "disable",
            "description": "Disables database tracking, prevents database events from being sent to the client."
        },
        {
            "name": "getDatabaseTableNames",
            "parameters": [
                { "name": "databaseId", "$ref": "DatabaseId" }
            ],
            "returns": [
                { "name": "tableNames", "type": "array", "items": { "type": "string" } }
            ]
        },
        {
            "name": "executeSQL",
            "async": true,
            "parameters": [
                { "name": "databaseId", "$ref": "DatabaseId" },
                { "name": "query", "type": "string" }
            ],
            "returns": [
                { "name": "columnNames", "type": "array", "optional": true, "items": { "type": "string" } },
                { "name": "values", "type": "array", "optional": true, "items": { "type": "any" }},
                { "name": "sqlError", "$ref": "Error", "optional": true }
            ]
        }
    ],
    "events": [
        {
            "name": "addDatabase",
            "parameters": [
                { "name": "database", "$ref": "Database" }
            ]
        }
    ]
}
,
{
    "domain": "IndexedDB",
    "availability": "web",
    "types": [
        {
            "id": "DatabaseWithObjectStores",
            "type": "object",
            "description": "Database with an array of object stores.",
            "properties": [
                { "name": "name", "type": "string", "description": "Database name." },
                { "name": "version", "type": "number", "description": "Database version." },
                { "name": "objectStores", "type": "array", "items": { "$ref": "ObjectStore" }, "description": "Object stores in this database." }
            ]
        },
        {
            "id": "ObjectStore",
            "type": "object",
            "description": "Object store.",
            "properties": [
                { "name": "name", "type": "string", "description": "Object store name." },
                { "name": "keyPath", "$ref": "KeyPath", "description": "Object store key path." },
                { "name": "autoIncrement", "type": "boolean", "description": "If true, object store has auto increment flag set." },
                { "name": "indexes", "type": "array", "items": { "$ref": "ObjectStoreIndex" }, "description": "Indexes in this object store." }
            ]
        },
        {
            "id": "ObjectStoreIndex",
            "type": "object",
            "description": "Object store index.",
            "properties": [
                { "name": "name", "type": "string", "description": "Index name." },
                { "name": "keyPath", "$ref": "KeyPath", "description": "Index key path." },
                { "name": "unique", "type": "boolean", "description": "If true, index is unique." },
                { "name": "multiEntry", "type": "boolean", "description": "If true, index allows multiple entries for a key." }
            ]
        },
        {
            "id": "Key",
            "type": "object",
            "description": "Key.",
            "properties": [
                { "name": "type", "type": "string", "enum": ["number", "string", "date", "array"], "description": "Key type." },
                { "name": "number", "type": "number", "optional": true, "description": "Number value." },
                { "name": "string", "type": "string", "optional": true, "description": "String value." },
                { "name": "date", "type": "number", "optional": true, "description": "Date value." },
                { "name": "array", "type": "array", "optional": true, "items": { "$ref": "Key" }, "description": "Array value." }
            ]
        },
        {
            "id": "KeyRange",
            "type": "object",
            "description": "Key range.",
            "properties": [
                { "name": "lower", "$ref": "Key", "optional": true, "description": "Lower bound." },
                { "name": "upper", "$ref": "Key", "optional": true, "description": "Upper bound." },
                { "name": "lowerOpen", "type": "boolean", "description": "If true lower bound is open." },
                { "name": "upperOpen", "type": "boolean", "description": "If true upper bound is open." }
            ]
        },
        {
            "id": "DataEntry",
            "type": "object",
            "description": "Data entry.",
            "properties": [
                { "name": "key", "$ref": "Runtime.RemoteObject", "description": "Key." },
                { "name": "primaryKey", "$ref": "Runtime.RemoteObject", "description": "Primary key." },
                { "name": "value", "$ref": "Runtime.RemoteObject", "description": "Value." }
            ]
        },
        {
            "id": "KeyPath",
            "type": "object",
            "description": "Key path.",
            "properties": [
                { "name": "type", "type": "string", "enum": ["null", "string", "array"], "description": "Key path type." },
                { "name": "string", "type": "string", "optional": true, "description": "String value." },
                { "name": "array", "type": "array", "optional": true, "items": { "type": "string" }, "description": "Array value." }
            ]
        }
    ],
    "commands": [
        {
            "name": "enable",
            "description": "Enables events from backend."
        },
        {
            "name": "disable",
            "description": "Disables events from backend."
        },
        {
            "name": "requestDatabaseNames",
            "async": true,
            "parameters": [
                { "name": "securityOrigin", "type": "string", "description": "Security origin." }
            ],
            "returns": [
                { "name": "databaseNames", "type": "array", "items": { "type": "string" }, "description": "Database names for origin." }
            ],
            "description": "Requests database names for given security origin."
        },
        {
            "name": "requestDatabase",
            "async": true,
            "parameters": [
                { "name": "securityOrigin", "type": "string", "description": "Security origin." },
                { "name": "databaseName", "type": "string", "description": "Database name." }
            ],
            "returns": [
                { "name": "databaseWithObjectStores", "$ref": "DatabaseWithObjectStores", "description": "Database with an array of object stores." }
            ],
            "description": "Requests database with given name in given frame."
        },
        {
            "name": "requestData",
            "async": true,
            "parameters": [
                { "name": "securityOrigin", "type": "string", "description": "Security origin." },
                { "name": "databaseName", "type": "string", "description": "Database name." },
                { "name": "objectStoreName", "type": "string", "description": "Object store name." },
                { "name": "indexName", "type": "string", "description": "Index name, empty string for object store data requests." },
                { "name": "skipCount", "type": "integer", "description": "Number of records to skip." },
                { "name": "pageSize", "type": "integer", "description": "Number of records to fetch." },
                { "name": "keyRange", "$ref": "KeyRange", "optional": true, "description": "Key range." }
            ],
            "returns": [
                { "name": "objectStoreDataEntries", "type": "array", "items": { "$ref": "DataEntry" }, "description": "Array of object store data entries." },
                { "name": "hasMore", "type": "boolean", "description": "If true, there are more entries to fetch in the given range." }
            ],
            "description": "Requests data from object store or index."
        },
        {
            "name": "clearObjectStore",
            "async": true,
            "parameters": [
                { "name": "securityOrigin", "type": "string", "description": "Security origin." },
                { "name": "databaseName", "type": "string", "description": "Database name." },
                { "name": "objectStoreName", "type": "string", "description": "Object store name." }
            ],
            "returns": [
            ],
            "description": "Clears all entries from an object store."
        }
    ]
}
,
{
    "domain": "LayerTree",
    "availability": "web",
    "types": [
        {
            "id": "LayerId",
            "type": "string",
            "description": "Unique RenderLayer identifier."
        },
        {
            "id": "PseudoElementId",
            "type": "string",
            "description": "Unique PseudoElement identifier."
        },
        {
            "id": "IntRect",
            "type": "object",
            "description": "A rectangle.",
            "properties": [
                { "name": "x", "type": "integer", "description": "The x position." },
                { "name": "y", "type": "integer", "description": "The y position." },
                { "name": "width", "type": "integer", "description": "The width metric." },
                { "name": "height", "type": "integer", "description": "The height metric." }
2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458 2459 2460 2461 2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474 2475 2476 2477 2478 2479 2480 2481 2482 2483 2484 2485 2486 2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497 2498 2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513 2514 2515 2516 2517 2518 2519 2520 2521 2522 2523 2524 2525 2526 2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599 2600 2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614 2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630 2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711 2712 2713 2714 2715 2716 2717 2718 2719 2720 2721 2722 2723 2724 2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737 2738 2739 2740 2741 2742 2743 2744 2745 2746 2747 2748 2749 2750 2751 2752 2753 2754 2755 2756 2757 2758 2759 2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798 2799 2800 2801 2802 2803 2804 2805 2806 2807 2808 2809 2810 2811 2812 2813 2814 2815 2816 2817 2818 2819 2820 2821 2822 2823 2824 2825 2826 2827 2828 2829 2830 2831 2832 2833 2834 2835 2836 2837 2838 2839 2840 2841 2842 2843 2844 2845 2846 2847 2848 2849 2850 2851 2852 2853 2854 2855 2856 2857 2858 2859 2860 2861 2862 2863 2864 2865 2866 2867 2868 2869 2870 2871 2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884 2885 2886 2887 2888 2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913 2914 2915 2916 2917 2918 2919 2920 2921 2922 2923 2924 2925 2926 2927 2928 2929 2930 2931 2932 2933 2934 2935 2936 2937 2938 2939 2940 2941 2942 2943 2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957 2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974 2975 2976 2977 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999 3000 3001 3002 3003 3004 3005 3006 3007 3008 3009 3010 3011 3012 3013 3014
            ]
        },
        {
            "id": "Layer",
            "type": "object",
            "description": "Information about a compositing layer.",
            "properties": [
                { "name": "layerId", "$ref": "LayerId", "description": "The unique id for this layer." },
                { "name": "nodeId", "$ref": "DOM.NodeId", "description": "The id for the node associated with this layer." },
                { "name": "bounds", "$ref": "IntRect", "description": "Bounds of the layer in absolute page coordinates." },
                { "name": "paintCount", "type": "integer", "description": "Indicates how many time this layer has painted." },
                { "name": "memory", "type": "integer", "description": "Estimated memory used by this layer." },
                { "name": "compositedBounds", "$ref": "IntRect", "description": "The bounds of the composited layer." },
                { "name": "isInShadowTree", "type": "boolean", "optional": true, "description": "Indicates whether this layer is associated with an element hosted in a shadow tree." },
                { "name": "isReflection", "type": "boolean", "optional": true, "description": "Indicates whether this layer was used to provide a reflection for the element." },
                { "name": "isGeneratedContent", "type": "boolean", "optional": true, "description": "Indicates whether the layer is attached to a pseudo element that is CSS generated content." },
                { "name": "isAnonymous", "type": "boolean", "optional": true, "description": "Indicates whether the layer was created for a CSS anonymous block or box." },
                { "name": "pseudoElementId", "$ref": "PseudoElementId", "optional": true, "description": "The id for the pseudo element associated with this layer." },
                { "name": "pseudoElement", "type": "string", "optional": true, "description": "The name of the CSS pseudo-element that prompted the layer to be generated." }
            ]
        },
        {
            "id": "CompositingReasons",
            "type": "object",
            "description": "An object containing the reasons why the layer was composited as properties.",
            "properties": [
                { "name": "transform3D", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a CSS 3D transform." },
                { "name": "video", "type": "boolean", "optional": true, "description": "Composition due to association with a <video> element." },
                { "name": "canvas", "type": "boolean", "optional": true, "description": "Composition due to the element being a <canvas> element." },
                { "name": "plugin", "type": "boolean", "optional": true, "description": "Composition due to association with a plugin." },
                { "name": "iFrame", "type": "boolean", "optional": true, "description": "Composition due to association with an <iframe> element." },
                { "name": "backfaceVisibilityHidden", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a \"backface-visibility: hidden\" style." },
                { "name": "clipsCompositingDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element clipping compositing descendants." },
                { "name": "animation", "type": "boolean", "optional": true, "description": "Composition due to association with an animated element." },
                { "name": "filters", "type": "boolean", "optional": true, "description": "Composition due to association with an element with CSS filters applied." },
                { "name": "positionFixed", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a \"position: fixed\" style." },
                { "name": "positionSticky", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a \"position: sticky\" style." },
                { "name": "overflowScrollingTouch", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a \"overflow-scrolling: touch\" style." },
                { "name": "stacking", "type": "boolean", "optional": true, "description": "Composition due to association with an element establishing a stacking context." },
                { "name": "overlap", "type": "boolean", "optional": true, "description": "Composition due to association with an element overlapping other composited elements." },
                { "name": "negativeZIndexChildren", "type": "boolean", "optional": true, "description": "Composition due to association with an element with descendants that have a negative z-index." },
                { "name": "transformWithCompositedDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element with composited descendants." },
                { "name": "opacityWithCompositedDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element with opacity applied and composited descendants." },
                { "name": "maskWithCompositedDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with a masked element and composited descendants." },
                { "name": "reflectionWithCompositedDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a reflection and composited descendants." },
                { "name": "filterWithCompositedDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element with CSS filters applied and composited descendants." },
                { "name": "blendingWithCompositedDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element with CSS blending applied and composited descendants." },
                { "name": "isolatesCompositedBlendingDescendants", "type": "boolean", "optional": true, "description": "Composition due to association with an element isolating compositing descendants having CSS blending applied." },
                { "name": "perspective", "type": "boolean", "optional": true, "description": "Composition due to association with an element with perspective applied." },
                { "name": "preserve3D", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a \"transform-style: preserve-3d\" style." },
                { "name": "root", "type": "boolean", "optional": true, "description": "Composition due to association with the root element." },
                { "name": "blending", "type": "boolean", "optional": true, "description": "Composition due to association with an element with a \"blend-mode\" style." }
            ]
        }
    ],
    "commands": [
        {
            "name": "enable",
            "description": "Enables compositing tree inspection."
        },
        {
            "name": "disable",
            "description": "Disables compositing tree inspection."
        },
        {
            "name": "layersForNode",
            "parameters": [
                { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Root of the subtree for which we want to gather layers." }                ],
            "description": "Returns the layer tree structure of the current page.",
            "returns": [
                { "name": "layers", "type": "array", "items": { "$ref": "Layer" }, "description": "Child layers." }
            ]
        },
        {
            "name": "reasonsForCompositingLayer",
            "parameters": [
                { "name": "layerId", "$ref": "LayerId", "description": "The id of the layer for which we want to get the reasons it was composited." }
            ],
            "description": "Provides the reasons why the given layer was composited.",
            "returns": [
                { "name": "compositingReasons", "$ref": "CompositingReasons", "description": "An object containing the reasons why the layer was composited as properties." }
            ]
        }
    ],
    "events": [
        {
            "name": "layerTreeDidChange"
        }
    ]
}
,
{
    "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.",
    "availability": "web",
    "types": [
        {
            "id": "LoaderId",
            "type": "string",
            "description": "Unique loader identifier."
        },
        {
            "id": "FrameId",
            "type": "string",
            "description": "Unique frame 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": "navigationStart", "type": "number", "description": "Timing's navigationStart is a baseline in seconds, while the other numbers are ticks in milliseconds relatively to this navigationStart." },
                { "name": "domainLookupStart", "type": "number", "description": "Started DNS address resolve." },
                { "name": "domainLookupEnd", "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": "secureConnectionStart", "type": "number", "description": "Started SSL handshake." },
                { "name": "requestStart", "type": "number", "description": "Started sending request." },
                { "name": "responseStart", "type": "number", "description": "Started 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": "fromDiskCache", "type": "boolean", "optional": true, "description": "Specifies that the request was served from the disk cache." },
                { "name": "timing", "$ref": "ResourceTiming", "optional": true, "description": "Timing information for the given request." }
            ]
        },
        {
            "id": "WebSocketRequest",
            "type": "object",
            "description": "WebSocket request data.",
            "properties": [
                { "name": "headers", "$ref": "Headers", "description": "HTTP response headers." }
            ]
        },
        {
            "id": "WebSocketResponse",
            "type": "object",
            "description": "WebSocket response data.",
            "properties": [
                { "name": "status", "type": "number", "description": "HTTP response status code." },
                { "name": "statusText", "type": "string", "description": "HTTP response status text." },
                { "name": "headers", "$ref": "Headers", "description": "HTTP response headers." }
            ]
        },
        {
            "id": "WebSocketFrame",
            "type": "object",
            "description": "WebSocket frame data.",
            "properties": [
                { "name": "opcode", "type": "number", "description": "WebSocket frame opcode." },
                { "name": "mask", "type": "boolean", "description": "WebSocket frame mask." },
                { "name": "payloadData", "type": "string", "description": "WebSocket frame payload data." }
            ]
        },
        {
            "id": "CachedResource",
            "type": "object",
            "description": "Information about the cached resource.",
            "properties": [
                { "name": "url", "type": "string", "description": "Resource URL. This is the url of the original network request." },
                { "name": "type", "$ref": "Page.ResourceType", "description": "Type of this resource." },
                { "name": "response", "$ref": "Response", "optional": true, "description": "Cached response data." },
                { "name": "bodySize", "type": "number", "description": "Cached response body size." },
                { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with this resource (if any)." }
            ]
        },
        {
            "id": "Initiator",
            "type": "object",
            "description": "Information about the request initiator.",
            "properties": [
                { "name": "type", "type": "string", "enum": ["parser", "script", "other"], "description": "Type of this initiator." },
                { "name": "stackTrace", "$ref": "Console.StackTrace", "optional": true, "description": "Initiator JavaScript stack trace, set for Script only." },
                { "name": "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." }
            ]
        }
    ],
    "commands": [
        {
            "name": "enable",
            "description": "Enables network tracking, network events will now be delivered to the client."
        },
        {
            "name": "disable",
            "description": "Disables network tracking, prevents network events from being sent to the client."
        },
        {
            "name": "setExtraHTTPHeaders",
            "description": "Specifies whether to always send extra HTTP headers with the requests from this page.",
            "parameters": [
                { "name": "headers", "$ref": "Headers", "description": "Map with extra HTTP headers." }
            ]
        },
        {
            "name": "getResponseBody",
            "description": "Returns content served for the given request.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Identifier of the network request to get content for." }
            ],
            "returns": [
                { "name": "body", "type": "string", "description": "Response body." },
                { "name": "base64Encoded", "type": "boolean", "description": "True, if content was sent as base64." }
            ]
        },
        {
            "name": "setCacheDisabled",
            "parameters": [
                { "name": "cacheDisabled", "type": "boolean", "description": "Cache disabled state." }
            ],
            "description": "Toggles ignoring cache for each request. If <code>true</code>, cache will not be used."
        },
        {
            "name": "loadResource",
            "async": true,
            "parameters": [
                { "name": "frameId", "$ref": "FrameId", "description": "Frame to load the resource from." },
                { "name": "url", "type": "string", "description": "URL of the resource to load." }
            ],
            "returns": [
                { "name": "content", "type": "string", "description": "Resource content." },
                { "name": "mimeType", "type": "string", "description": "Resource mimeType." },
                { "name": "status", "type": "number", "description": "HTTP response status code." }
            ],
            "description": "Loads a resource in the context of a frame on the inspected page without cross origin checks."
        }
    ],
    "events": [
        {
            "name": "requestWillBeSent",
            "description": "Fired when page is about to send HTTP request.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "frameId", "$ref": "FrameId", "description": "Frame identifier." },
                { "name": "loaderId", "$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": "initiator", "$ref": "Initiator", "description": "Request initiator." },
                { "name": "redirectResponse", "optional": true, "$ref": "Response", "description": "Redirect response data." },
                { "name": "type", "$ref": "Page.ResourceType", "optional": true, "description": "Resource type." }
            ]
        },
        {
            "name": "requestServedFromCache",
            "description": "Fired if request ended up loading from cache.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." }
            ]
        },
        {
            "name": "responseReceived",
            "description": "Fired when HTTP response is available.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "frameId", "$ref": "FrameId", "description": "Frame identifier." },
                { "name": "loaderId", "$ref": "LoaderId", "description": "Loader identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "type", "$ref": "Page.ResourceType", "description": "Resource type." },
                { "name": "response", "$ref": "Response", "description": "Response data." }
            ]
        },
        {
            "name": "dataReceived",
            "description": "Fired when data chunk was received over the network.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "dataLength", "type": "integer", "description": "Data chunk length." },
                { "name": "encodedDataLength", "type": "integer", "description": "Actual bytes received (might be less than dataLength for compressed encodings)." }
            ]
        },
        {
            "name": "loadingFinished",
            "description": "Fired when HTTP request has finished loading.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with this resource (if any)." }
            ]
        },
        {
            "name": "loadingFailed",
            "description": "Fired when HTTP request has failed to load.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "errorText", "type": "string", "description": "User friendly error message." },
                { "name": "canceled", "type": "boolean", "optional": true, "description": "True if loading was canceled." }
            ]
        },
        {
            "name": "requestServedFromMemoryCache",
            "description": "Fired when HTTP request has been served from memory cache.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "frameId", "$ref": "FrameId", "description": "Frame identifier." },
                { "name": "loaderId", "$ref": "LoaderId", "description": "Loader identifier." },
                { "name": "documentURL", "type": "string", "description": "URL of the document this request is loaded for." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "initiator", "$ref": "Initiator", "description": "Request initiator." },
                { "name": "resource", "$ref": "CachedResource", "description": "Cached resource data." }
            ]
        },
        {
            "name": "webSocketWillSendHandshakeRequest",
            "description": "Fired when WebSocket is about to initiate handshake.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "request", "$ref": "WebSocketRequest", "description": "WebSocket request data." }
            ]
        },
        {
            "name": "webSocketHandshakeResponseReceived",
            "description": "Fired when WebSocket handshake response becomes available.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "response", "$ref": "WebSocketResponse", "description": "WebSocket response data." }
            ]
        },
        {
            "name": "webSocketCreated",
            "description": "Fired upon WebSocket creation.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "url", "type": "string", "description": "WebSocket request URL." }
            ]
        },
        {
            "name": "webSocketClosed",
            "description": "Fired when WebSocket is closed.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." }
            ]
        },
        {
            "name": "webSocketFrameReceived",
            "description": "Fired when WebSocket frame is received.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "response", "$ref": "WebSocketFrame", "description": "WebSocket response data." }
            ]
        },
        {
            "name": "webSocketFrameError",
            "description": "Fired when WebSocket frame error occurs.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "errorMessage", "type": "string", "description": "WebSocket frame error message." }
            ]
        },
        {
            "name": "webSocketFrameSent",
            "description": "Fired when WebSocket frame is sent.",
            "parameters": [
                { "name": "requestId", "$ref": "RequestId", "description": "Request identifier." },
                { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp." },
                { "name": "response", "$ref": "WebSocketFrame", "description": "WebSocket response data." }
            ]
        }
    ]
}
,
{
    "domain": "Page",
    "description": "Actions and events related to the inspected page belong to the page domain.",
    "availability": "web",
    "types": [
        {
            "id": "ResourceType",
            "type": "string",
            "enum": ["Document", "Stylesheet", "Image", "Font", "Script", "XHR", "WebSocket", "Other"],
            "description": "Resource type as it was perceived by the rendering engine."
        },
        {
            "id": "CoordinateSystem",
            "type": "string",
            "enum": ["Viewport", "Page"],
            "description": "Coordinate system used by supplied coordinates."
        },
        {
            "id": "Frame",
            "type": "object",
            "description": "Information about the Frame on the page.",
            "properties": [
                { "name": "id", "type": "string", "description": "Frame unique identifier." },
                { "name": "parentId", "type": "string", "optional": true, "description": "Parent frame identifier." },
                { "name": "loaderId", "$ref": "Network.LoaderId", "description": "Identifier of the loader associated with this frame." },
                { "name": "name", "type": "string", "optional": true, "description": "Frame's name as specified in the tag." },
                { "name": "url", "type": "string", "description": "Frame document's URL." },
                { "name": "securityOrigin", "type": "string", "description": "Frame document's security origin." },
                { "name": "mimeType", "type": "string", "description": "Frame document's mimeType as determined by the browser." }
            ]
        },
        {
            "id": "FrameResourceTree",
            "type": "object",
            "description": "Information about the Frame hierarchy along with their cached resources.",
            "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", "$ref": "ResourceType", "description": "Type of this resource." },
                            { "name": "mimeType", "type": "string", "description": "Resource mimeType as determined by the browser." },
                            { "name": "failed", "type": "boolean", "optional": true, "description": "True if the resource failed to load." },
                            { "name": "canceled", "type": "boolean", "optional": true, "description": "True if the resource was canceled during loading." },
                            { "name": "sourceMapURL", "type": "string", "optional": true, "description": "URL of source map associated with this resource (if any)." }
                        ]
                    },
                    "description": "Information about frame resources."
                }
            ]
        },
        {
            "id": "SearchResult",
            "type": "object",
            "description": "Search result for resource.",
            "properties": [
                { "name": "url", "type": "string", "description": "Resource URL." },
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Resource frame id." },
                { "name": "matchesCount", "type": "number", "description": "Number of matches in the resource content." }
            ]
        },
        {
            "id": "Cookie",
            "type": "object",
            "description": "Cookie object",
            "properties": [
                { "name": "name", "type": "string", "description": "Cookie name." },
                { "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": "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." }
            ]
        },
        {
            "id": "ScriptIdentifier",
            "type": "string",
            "description": "Unique script identifier."
        }
    ],
    "commands": [
        {
            "name": "enable",
            "description": "Enables page domain notifications."
        },
        {
            "name": "disable",
            "description": "Disables page domain notifications."
        },
        {
            "name": "addScriptToEvaluateOnLoad",
            "parameters": [
                { "name": "scriptSource", "type": "string" }
            ],
            "returns": [
                { "name": "identifier", "$ref": "ScriptIdentifier", "description": "Identifier of the added script." }
            ]
        },
        {
            "name": "removeScriptToEvaluateOnLoad",
            "parameters": [
                { "name": "identifier", "$ref": "ScriptIdentifier" }
            ]
        },
        {
            "name": "reload",
            "parameters": [
                { "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."
        },
        {
            "name": "navigate",
            "parameters": [
                { "name": "url", "type": "string", "description": "URL to navigate the page to." }
            ],
            "description": "Navigates current page to the given URL."
        },
        {
            "name": "getCookies",
            "returns": [
                { "name": "cookies", "type": "array", "items": { "$ref": "Cookie"}, "description": "Array of cookie objects." }
            ],
            "description": "Returns all browser cookies. Depending on the backend support, will return detailed cookie information in the <code>cookies</code> field."
        },
        {
            "name": "deleteCookie",
            "parameters": [
                { "name": "cookieName", "type": "string", "description": "Name of the cookie to remove." },
                { "name": "url", "type": "string", "description": "URL to match cooke domain and path." }
            ],
            "description": "Deletes browser cookie with given name, domain and path."
        },
        {
            "name": "getResourceTree",
            "description": "Returns present frame / resource tree structure.",
            "returns": [
                { "name": "frameTree", "$ref": "FrameResourceTree", "description": "Present frame / resource tree structure." }
            ]
        },
        {
            "name": "getResourceContent",
            "description": "Returns content of the given resource.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Frame id to get resource for." },
                { "name": "url", "type": "string", "description": "URL of the resource to get content for." }
            ],
            "returns": [
                { "name": "content", "type": "string", "description": "Resource content." },
                { "name": "base64Encoded", "type": "boolean", "description": "True, if content was served as base64." }
            ]
        },
        {
            "name": "searchInResource",
            "description": "Searches for given string in resource content.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Frame id for resource to search in." },
                { "name": "url", "type": "string", "description": "URL of the resource 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": { "$ref": "GenericTypes.SearchMatch" }, "description": "List of search matches." }
            ]
        },
        {
            "name": "searchInResources",
            "description": "Searches for given string in frame / resource tree structure.",
            "parameters": [
                { "name": "text", "type": "string", "description": "String to search for."  },
                { "name": "caseSensitive", "type": "boolean", "optional": true, "description": "If true, search is case sensitive." },
                { "name": "isRegex", "type": "boolean", "optional": true, "description": "If true, treats string parameter as regex." }
            ],
            "returns": [
                { "name": "result", "type": "array", "items": { "$ref": "SearchResult" }, "description": "List of search results." }
            ]
        },
        {
            "name": "setDocumentContent",
            "description": "Sets given markup as the document's HTML.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Frame id to set HTML for." },
                { "name": "html", "type": "string", "description": "HTML content to set."  }
            ]
        },
        {
            "name": "getScriptExecutionStatus",
            "description": "Determines if scripts can be executed in the page.",
            "returns": [
                { "name": "result", "type": "string", "enum": ["allowed", "disabled", "forbidden"], "description": "Script execution status: \"allowed\" if scripts can be executed, \"disabled\" if script execution has been disabled through page settings, \"forbidden\" if script execution for the given page is not possible for other reasons." }
            ]
        },
        {
            "name": "setScriptExecutionDisabled",
            "description": "Switches script execution in the page.",
            "parameters": [
                { "name": "value", "type": "boolean", "description": "Whether script execution should be disabled in the page." }
            ]
        },
        {
            "name": "setTouchEmulationEnabled",
            "parameters": [
                { "name": "enabled", "type": "boolean", "description": "Whether the touch event emulation should be enabled." }
            ],
            "description": "Toggles mouse event-based touch event emulation."
        },
        {
            "name": "setEmulatedMedia",
            "parameters": [
                { "name": "media", "type": "string", "description": "Media type to emulate. Empty string disables the override." }
            ],
            "description": "Emulates the given media for CSS media queries."
        },
        {
            "name": "getCompositingBordersVisible",
            "description": "Indicates the visibility of compositing borders.",
            "returns": [
                { "name": "result", "type": "boolean", "description": "If true, compositing borders are visible." }
            ]
        },
        {
            "name": "setCompositingBordersVisible",
            "description": "Controls the visibility of compositing borders.",
            "parameters": [
                { "name": "visible", "type": "boolean", "description": "True for showing compositing borders." }
            ]
        },
        {
            "name": "snapshotNode",
            "description": "Capture a snapshot of the specified node that does not include unrelated layers.",
            "parameters": [
                { "name": "nodeId", "$ref": "DOM.NodeId", "description": "Id of the node to snapshot." }
            ],
            "returns": [
                { "name": "dataURL", "type": "string", "description": "Base64-encoded image data (PNG)." }
            ]
        },
        {
            "name": "snapshotRect",
            "description": "Capture a snapshot of the page within the specified rectangle and coordinate system.",
            "parameters": [
                { "name": "x", "type": "integer", "description": "X coordinate" },
                { "name": "y", "type": "integer", "description": "Y coordinate" },
                { "name": "width", "type": "integer", "description": "Rectangle width" },
                { "name": "height", "type": "integer", "description": "Rectangle height" },
                { "name": "coordinateSystem", "$ref": "CoordinateSystem", "description": "Indicates the coordinate system of the supplied rectangle." }
            ],
            "returns": [
                { "name": "dataURL", "type": "string", "description": "Base64-encoded image data (PNG)." }
            ]
        },
        {
            "name": "handleJavaScriptDialog",
            "description": "Accepts or dismisses a JavaScript initiated dialog (alert, confirm, prompt, or onbeforeunload).",
            "parameters": [
                { "name": "accept", "type": "boolean", "description": "Whether to accept or dismiss the dialog." },
                { "name": "promptText", "type": "string", "optional": true, "description": "The text to enter into the dialog prompt before accepting. Used only if this is a prompt dialog." }
            ]
        },
        {
            "name": "archive",
            "description": "Grab an archive of the page.",
            "returns": [
                { "name": "data", "type": "string", "description": "Base64-encoded web archive." }
            ]
        }
    ],
    "events": [
        {
            "name": "domContentEventFired",
            "parameters": [
                { "name": "timestamp", "type": "number" }
            ]
        },
        {
            "name": "loadEventFired",
            "parameters": [
                { "name": "timestamp", "type": "number" }
            ]
        },
        {
            "name": "frameNavigated",
            "description": "Fired once navigation of the frame has completed. Frame is now associated with the new loader.",
            "parameters": [
                { "name": "frame", "$ref": "Frame", "description": "Frame object." }
            ]
        },
        {
            "name": "frameDetached",
            "description": "Fired when frame has been detached from its parent.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Id of the frame that has been detached." }
            ]
        },
        {
            "name": "frameStartedLoading",
            "description": "Fired when frame has started loading.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Id of the frame that has started loading." }
            ]
        },
        {
            "name": "frameStoppedLoading",
            "description": "Fired when frame has stopped loading.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Id of the frame that has stopped loading." }
            ]
        },
        {
            "name": "frameScheduledNavigation",
            "description": "Fired when frame schedules a potential navigation.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.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." }
            ]
        },
        {
            "name": "frameClearedScheduledNavigation",
            "description": "Fired when frame no longer has a scheduled navigation.",
            "parameters": [
                { "name": "frameId", "$ref": "Network.FrameId", "description": "Id of the frame that has cleared its scheduled navigation." }
            ]
        },
        {
            "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." }
            ]
        },
        {
            "name": "javascriptDialogClosed",
            "description": "Fired when a JavaScript initiated dialog (alert, confirm, prompt, or onbeforeunload) has been closed."
        },
        {
            "name": "scriptsEnabled",
            "description": "Fired when the JavaScript is enabled/disabled on the page",
            "parameters": [
                { "name": "isEnabled", "type": "boolean", "description": "Whether script execution is enabled or disabled on the page." }
            ]
        }
    ]
}
,
{
    "domain": "Timeline",
    "description": "Timeline provides its clients with instrumentation records that are generated during the page runtime. Timeline instrumentation can be started and stopped using corresponding commands. While timeline is started, it is generating timeline event records.",
    "availability": "web",
    "types": [
        {
            "id": "EventType",
            "type": "string",
            "enum": ["EventDispatch", "ScheduleStyleRecalculation", "RecalculateStyles", "InvalidateLayout", "Layout", "Paint", "ResizeImage", "ParseHTML", "TimerInstall", "TimerRemove", "TimerFire", "EvaluateScript", "MarkLoad", "MarkDOMContent", "TimeStamp", "Time", "TimeEnd", "ScheduleResourceRequest", "ResourceSendRequest", "ResourceReceiveResponse", "ResourceReceivedData", "ResourceFinish", "XHRReadyStateChange", "XHRLoad", "FunctionCall", "ProbeSample", "ConsoleProfile", "RequestAnimationFrame", "CancelAnimationFrame", "FireAnimationFrame", "WebSocketCreate", "WebSocketSendHandshakeRequest", "WebSocketReceiveHandshakeResponse", "WebSocketDestroy"],
            "description": "Timeline record type."
        },
        {
            "id": "TimelineEvent",
            "type": "object",
            "properties": [
                { "name": "type", "$ref": "EventType", "description": "Event type." },
                { "name": "data", "type": "object", "description": "Event data." },
                { "name": "children", "type": "array", "optional": true, "items": { "$ref": "TimelineEvent" }, "description": "Nested records." }
            ],
            "description": "Timeline record contains information about the recorded activity."
        }
    ],
    "commands": [
        {
            "name": "start",
            "parameters": [
                { "name": "maxCallStackDepth", "optional": true, "type": "integer", "description": "Samples JavaScript stack traces up to <code>maxCallStackDepth</code>, defaults to 5." }
            ],
            "description": "Starts capturing instrumentation events."
        },
        {
            "name": "stop",
            "description": "Stops capturing instrumentation events."
        }
    ],
    "events": [
        {
            "name": "eventRecorded",
            "parameters": [
                { "name": "record", "$ref": "TimelineEvent", "description": "Timeline event record data." }
            ],
            "description": "Fired for every instrumentation event while timeline is started."
        },
        {
            "name": "recordingStarted",
            "description": "Fired when recording has started."
        },
        {
            "name": "recordingStopped",
            "description": "Fired when recording has stopped."
        }
    ]
}
]}