IDL roll and expectations fix

tools/dom/dom.json

 {
   "AbstractWorker": {
     "comment": "http://www.w3.org/TR/workers/#the-abstractworker-abstract-interface",
     "members": {
       "addEventListener": {},
       "dispatchEvent": {},
       "onerror": {},
       "removeEventListener": {}
     },
     "support_level": "stable"
@@ skipping 157 matching lines @@
       "setOrientation": {},
       "setPosition": {},
       "setVelocity": {},
       "speedOfSound": {}
     },
     "support_level": "experimental"
   },
   "AudioNode": {
     "comment": "https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AudioNode-section",
     "members": {
+      "addEventListener": {
+        "support_level": "untriaged"
+      },
       "channelCount": {},
       "channelCountMode": {},
       "channelInterpretation": {},
       "connect": {},
       "context": {},
       "disconnect": {},
+      "dispatchEvent": {
+        "support_level": "untriaged"
+      },
       "numberOfInputs": {},
-      "numberOfOutputs": {}
+      "numberOfOutputs": {},
+      "removeEventListener": {
+        "support_level": "untriaged"
+      }
     },
     "support_level": "experimental"
   },
   "AudioParam": {
     "comment": "https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AudioParam",
     "members": {
       "cancelScheduledValues": {},
       "defaultValue": {},
       "exponentialRampToValueAtTime": {},
       "linearRampToValueAtTime": {},
@@ skipping 31 matching lines @@
     },
     "support_level": "experimental"
   },
   "BarInfo": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/browsers.html#barprop (Rename to BarProp?)",
     "members": {
       "visible": {}
     },
     "support_level": "nonstandard"
   },
+  "BarProp": {
+    "members": {
+      "visible": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "BatteryManager": {
     "comment": "https://dvcs.w3.org/hg/dap/raw-file/default/battery/Overview.html#batterymanager-interface",
     "dart_action": "experimental",
     "members": {
       "addEventListener": {},
       "charging": {},
       "chargingTime": {},
       "dischargingTime": {},
       "dispatchEvent": {},
       "level": {},
@@ skipping 40 matching lines @@
       "type": {}
     },
     "support_level": "stable"
   },
   "CDATASection": {
     "comment": "http://dom.spec.whatwg.org/#cdatasection",
     "dart_action": "suppress",
     "members": {},
     "support_level": "deprecated"
   },
+  "CSS": {
+    "members": {
+      "supports": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "CSSCharsetRule": {
     "comment": "http://dev.w3.org/csswg/cssom/#the-csscharsetrule-interface",
     "members": {
       "encoding": {}
     },
     "support_level": "experimental"
   },
   "CSSFontFaceLoadEvent": {
     "comment": "http://www.w3.org/TR/css3-fonts/",
     "members": {
@@ skipping 400 matching lines @@
     "support_level": "experimental"
   },
   "CharacterData": {
     "comment": "http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-FF21A306",
     "members": {
       "appendData": {},
       "data": {},
       "deleteData": {},
       "insertData": {},
       "length": {},
+      "nextElementSibling": {
+        "support_level": "untriaged"
+      },
+      "previousElementSibling": {
+        "support_level": "untriaged"
+      },
       "remove": {
         "support_level": "nonstandard"
       },
       "replaceData": {},
       "substringData": {}
     },
     "support_level": "stable"
   },
   "ClientRect": {
     "comment": "http://www.w3.org/TR/cssom-view/#the-clientrect-interface",
@@ skipping 34 matching lines @@
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/network.html#closeevent",
     "members": {
       "code": {},
       "reason": {},
       "wasClean": {}
     },
     "support_level": "stable"
   },
   "Comment": {
     "comment": "http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-1728279322",
-    "members": {},
+    "members": {
+      "Comment": {}
+    },
     "support_level": "stable"
   },
   "Composition": {
     "members": {
       "caret": {
         "support_level": "untriaged"
       },
       "text": {
         "support_level": "untriaged"
       }
@@ skipping 1002 matching lines @@
       "body": {},
       "caretRangeFromPoint": {
         "comment": "http://www.w3.org/TR/2009/WD-cssom-view-20090804/#dom-documentview-caretrangefrompoint",
         "support_level": "experimental"
       },
       "characterSet": {},
       "charset": {
         "dart_action": "suppress",
         "support_level": "nonstandard"
       },
+      "childElementCount": {
+        "support_level": "untriaged"
+      },
+      "children": {
+        "support_level": "untriaged"
+      },
       "compatMode": {
         "dart_action": "suppress"
       },
       "cookie": {},
       "createAttribute": {
         "comment": "http://dom.spec.whatwg.org/#dom-document-createattribute",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "createAttributeNS": {
@@ skipping 50 matching lines @@
         "dart_action": "suppress"
       },
       "documentElement": {},
       "documentURI": {},
       "domain": {},
       "elementFromPoint": {},
       "evaluate": {
         "dart_action": "suppress"
       },
       "execCommand": {},
+      "firstElementChild": {
+        "support_level": "untriaged"
+      },
       "fontloader": {
         "comment": "http://www.w3.org/TR/css3-fonts/#document-fontloader",
         "support_level": "experimental"
       },
       "forms": {},
       "getCSSCanvasContext": {
         "comment": "https://developer.apple.com/library/safari/#documentation/AppleApplications/Reference/SafariCSSRef/Articles/Functions.html",
         "support_level": "nonstandard"
       },
       "getElementById": {},
@@ skipping 12 matching lines @@
       "images": {
         "dart_action": "suppress"
       },
       "implementation": {},
       "importNode": {},
       "inputEncoding": {
         "comment": "http://www.w3.org/TR/domcore/",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
+      "lastElementChild": {
+        "support_level": "untriaged"
+      },
       "lastModified": {},
       "links": {
         "dart_action": "suppress"
       },
       "location": {
         "dart_action": "suppress"
       },
       "onabort": {},
       "onbeforecopy": {},
       "onbeforecut": {},
@@ skipping 171 matching lines @@
       "xmlVersion": {
         "comment": "http://dom.spec.whatwg.org/#dom-document-xmlversion",
         "dart_action": "suppress",
         "support_level": "deprecated"
       }
     },
     "support_level": "stable"
   },
   "DocumentFragment": {
     "members": {
+      "DocumentFragment": {},
+      "childElementCount": {
+        "support_level": "untriaged"
+      },
+      "firstElementChild": {
+        "support_level": "untriaged"
+      },
+      "lastElementChild": {
+        "support_level": "untriaged"
+      },
       "querySelector": {},
       "querySelectorAll": {}
     },
     "support_level": "stable"
   },
   "DocumentType": {
     "comment": "http://www.w3.org/TR/DOM-Level-3-Core/core.html#ID-412266927",
     "dart_action": "suppress",
     "members": {
       "entities": {
@@ skipping 142 matching lines @@
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "getBoundingClientRect": {},
       "getClientRects": {},
       "getElementsByClassName": {},
       "getElementsByTagName": {},
       "getElementsByTagNameNS": {
         "dart_action": "suppress"
       },
+      "getInputContext": {
+        "support_level": "untriaged"
+      },
       "hasAttribute": {},
       "hasAttributeNS": {},
       "hasAttributes": {},
       "hidden": {
         "comment": "http://www.whatwg.org/specs/web-apps/2007-10-26/multipage/section-elements.html#htmlelement",
         "dart_action": "stable",
         "support_level": "nonstandard"
       },
       "id": {
         "comment": "http://www.whatwg.org/specs/web-apps/2007-10-26/multipage/section-elements.html#htmlelement",
@@ skipping 232 matching lines @@
     "dart_action": "unstable",
     "members": {
       "childElementCount": {},
       "firstElementChild": {},
       "lastElementChild": {},
       "nextElementSibling": {},
       "previousElementSibling": {}
     },
     "support_level": "stable"
   },
+  "Entity": {
+    "members": {
+      "notationName": {
+        "support_level": "untriaged"
+      },
+      "publicId": {
+        "support_level": "untriaged"
+      },
+      "systemId": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "EntityReference": {
     "dart_action": "suppress",
     "members": {},
     "support_level": "deprecated"
   },
   "EntriesCallback": {
     "comment": "http://www.w3.org/TR/file-system-api/#the-entriescallback-interface",
     "members": {
       "handleEvent": {}
     },
@@ skipping 172 matching lines @@
       "cancelable": {},
       "clipboardData": {
         "comment": "Part of copy/paste",
         "dart_action": "experimental",
         "support_level": "nonstandard"
       },
       "currentTarget": {},
       "defaultPrevented": {},
       "eventPhase": {},
       "initEvent": {},
+      "path": {
+        "support_level": "untriaged"
+      },
       "preventDefault": {},
       "returnValue": {
         "comment": "http://dev.w3.org/html5/spec-LC/history.html#dom-beforeunloadevent-returnvalue",
         "support_level": "nonstandard"
       },
       "srcElement": {
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "stopImmediatePropagation": {},
@@ skipping 270 matching lines @@
       "notifyWhenFontsReady": {},
       "onerror": {},
       "onload": {},
       "onloading": {},
       "onloadingdone": {},
       "onloadstart": {},
       "removeEventListener": {}
     },
     "support_level": "experimental"
   },
+  "FormData": {
+    "members": {
+      "FormData": {},
+      "append": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "GainNode": {
     "comment": "https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#GainNode",
     "members": {
       "gain": {}
     },
     "support_level": "experimental"
   },
   "Gamepad": {
     "comment": "https://dvcs.w3.org/hg/gamepad/raw-file/default/gamepad.html#gamepad-interface",
     "members": {
@@ skipping 432 matching lines @@
   },
   "HTMLElement": {
     "comment": "http://www.whatwg.org/specs/web-apps/2007-10-26/multipage/section-elements.html#htmlelement",
     "members": {
       "accessKey": {},
       "children": {},
       "click": {},
       "contentEditable": {},
       "dir": {},
       "draggable": {},
+      "getInputContext": {
+        "support_level": "untriaged"
+      },
       "hidden": {},
       "id": {},
       "innerHTML": {},
       "innerText": {
         "dart_action": "suppress",
         "support_level": "nonstandard"
       },
       "insertAdjacentElement": {
         "support_level": "nonstandard"
       },
@@ skipping 581 matching lines @@
       "duration": {},
       "ended": {},
       "error": {},
       "initialTime": {
         "comment": "http://www.w3.org/TR/2011/WD-html5-20110113/video.html#dom-media-initialtime",
         "support_level": "experimental"
       },
       "load": {},
       "loop": {},
       "mediaGroup": {},
+      "mediaKeys": {
+        "support_level": "untriaged"
+      },
       "muted": {},
       "networkState": {},
       "oncanplay": {},
       "oncanplaythrough": {},
       "ondurationchange": {},
       "onemptied": {},
       "onended": {},
       "onloadeddata": {},
       "onloadedmetadata": {},
       "onloadstart": {
@@ skipping 1239 matching lines @@
     "members": {
       "data": {
         "support_level": "untriaged"
       },
       "receivedTime": {
         "support_level": "untriaged"
       }
     },
     "support_level": "untriaged"
   },
+  "MIDIOutput": {
+    "members": {
+      "send": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "MIDIPort": {
     "members": {
       "addEventListener": {
         "support_level": "untriaged"
       },
       "dispatchEvent": {
         "support_level": "untriaged"
       },
       "id": {
         "support_level": "untriaged"
@@ skipping 70 matching lines @@
   },
   "MediaKeyError": {
     "comment": "https://dvcs.w3.org/hg/html-media/raw-file/eme-v0.1/encrypted-media/encrypted-media.html#error-codes",
     "members": {
       "MEDIA_KEYERR_CLIENT": {},
       "MEDIA_KEYERR_DOMAIN": {},
       "MEDIA_KEYERR_HARDWARECHANGE": {},
       "MEDIA_KEYERR_OUTPUT": {},
       "MEDIA_KEYERR_SERVICE": {},
       "MEDIA_KEYERR_UNKNOWN": {},
-      "code": {}
+      "code": {},
+      "systemCode": {
+        "support_level": "untriaged"
+      }
     },
     "support_level": "experimental"
   },
   "MediaKeyEvent": {
     "comment": "https://dvcs.w3.org/hg/html-media/raw-file/eme-v0.1/encrypted-media/encrypted-media.html#event-definitions",
     "members": {
       "defaultURL": {},
       "errorCode": {},
       "initData": {},
       "keySystem": {},
       "message": {},
       "sessionId": {},
       "systemCode": {}
     },
     "support_level": "experimental"
   },
+  "MediaKeyMessageEvent": {
+    "members": {
+      "destinationURL": {
+        "support_level": "untriaged"
+      },
+      "message": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "MediaKeyNeededEvent": {
+    "members": {
+      "initData": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "MediaKeySession": {
+    "members": {
+      "addEventListener": {
+        "support_level": "untriaged"
+      },
+      "close": {
+        "support_level": "untriaged"
+      },
+      "dispatchEvent": {
+        "support_level": "untriaged"
+      },
+      "error": {
+        "support_level": "untriaged"
+      },
+      "keySystem": {
+        "support_level": "untriaged"
+      },
+      "removeEventListener": {
+        "support_level": "untriaged"
+      },
+      "sessionId": {
+        "support_level": "untriaged"
+      },
+      "update": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "MediaKeys": {
+    "members": {
+      "MediaKeys": {},
+      "createSession": {
+        "support_level": "untriaged"
+      },
+      "keySystem": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "MediaList": {
     "comment": "http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSMediaRule",
     "dart_action": "unstable",
     "members": {
       "appendMedium": {},
       "deleteMedium": {},
       "item": {},
       "length": {},
       "mediaText": {}
     },
@@ skipping 168 matching lines @@
     },
     "support_level": "experimental"
   },
   "MetadataCallback": {
     "comment": "http://www.w3.org/TR/file-system-api/#idl-def-MetadataCallback",
     "members": {
       "handleEvent": {}
     },
     "support_level": "experimental"
   },
+  "MimeType": {
+    "members": {
+      "description": {
+        "support_level": "untriaged"
+      },
+      "enabledPlugin": {
+        "support_level": "untriaged"
+      },
+      "suffixes": {
+        "support_level": "untriaged"
+      },
+      "type": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "MimeTypeArray": {
+    "members": {
+      "item": {
+        "support_level": "untriaged"
+      },
+      "length": {
+        "support_level": "untriaged"
+      },
+      "namedItem": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "MouseEvent": {
     "comment": "http://www.w3.org/TR/DOM-Level-3-Events/#events-mouseevents",
     "members": {
       "altKey": {},
       "button": {},
       "clientX": {},
       "clientY": {},
       "ctrlKey": {},
       "dataTransfer": {
         "dart_action": "unstable",
@@ skipping 471 matching lines @@
       "FRAGMENT_SHADER_DERIVATIVE_HINT_OES": {}
     },
     "support_level": "experimental"
   },
   "OESTextureFloat": {
     "comment": "http://www.khronos.org/registry/webgl/extensions/OES_texture_float/",
     "dart_action": "experimental",
     "members": {},
     "support_level": "experimental"
   },
+  "OESTextureFloatLinear": {
+    "members": {},
+    "support_level": "untriaged"
+  },
   "OESTextureHalfFloat": {
     "comment": "http://www.khronos.org/registry/webgl/extensions/OES_texture_half_float/",
     "dart_action": "experimental",
     "members": {
       "HALF_FLOAT_OES": {
         "support_level": "untriaged"
       }
     },
     "support_level": "experimental"
   },
+  "OESTextureHalfFloatLinear": {
+    "members": {},
+    "support_level": "untriaged"
+  },
   "OESVertexArrayObject": {
     "comment": "http://www.khronos.org/registry/webgl/extensions/OES_vertex_array_object/",
     "dart_action": "experimental",
     "members": {
       "VERTEX_ARRAY_BINDING_OES": {},
       "bindVertexArrayOES": {},
       "createVertexArrayOES": {},
       "deleteVertexArrayOES": {},
       "isVertexArrayOES": {}
     },
@@ skipping 133 matching lines @@
       "maxDistance": {},
       "panningModel": {},
       "refDistance": {},
       "rolloffFactor": {},
       "setOrientation": {},
       "setPosition": {},
       "setVelocity": {}
     },
     "support_level": "experimental"
   },
+  "Path": {
+    "members": {
+      "Path": {},
+      "arc": {
+        "support_level": "untriaged"
+      },
+      "arcTo": {
+        "support_level": "untriaged"
+      },
+      "bezierCurveTo": {
+        "support_level": "untriaged"
+      },
+      "closePath": {
+        "support_level": "untriaged"
+      },
+      "lineTo": {
+        "support_level": "untriaged"
+      },
+      "moveTo": {
+        "support_level": "untriaged"
+      },
+      "quadraticCurveTo": {
+        "support_level": "untriaged"
+      },
+      "rect": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "Performance": {
     "comment": "http://www.w3.org/TR/navigation-timing/#performance",
     "members": {
       "clearMarks": {
         "support_level": "untriaged"
       },
       "clearMeasures": {
         "support_level": "untriaged"
       },
       "getEntries": {
@@ skipping 152 matching lines @@
       "redirectStart": {},
       "requestStart": {},
       "responseEnd": {},
       "responseStart": {},
       "secureConnectionStart": {},
       "unloadEventEnd": {},
       "unloadEventStart": {}
     },
     "support_level": "stable"
   },
+  "Plugin": {
+    "members": {
+      "description": {
+        "support_level": "untriaged"
+      },
+      "filename": {
+        "support_level": "untriaged"
+      },
+      "item": {
+        "support_level": "untriaged"
+      },
+      "length": {
+        "support_level": "untriaged"
+      },
+      "name": {
+        "support_level": "untriaged"
+      },
+      "namedItem": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "PluginArray": {
+    "members": {
+      "item": {
+        "support_level": "untriaged"
+      },
+      "length": {
+        "support_level": "untriaged"
+      },
+      "namedItem": {
+        "support_level": "untriaged"
+      },
+      "refresh": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "PopStateEvent": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/history.html#popstateevent",
     "members": {
       "state": {}
     },
     "support_level": "stable"
   },
   "PositionCallback": {
     "comment": "http://www.w3.org/TR/geolocation-API/#position-callback",
     "dart_action": "unstable",
@@ skipping 232 matching lines @@
         "support_level": "nonstandard"
       },
       "NODE_BEFORE_AND_AFTER": {
         "dart_action": "experimental",
         "support_level": "nonstandard"
       },
       "NODE_INSIDE": {
         "dart_action": "experimental",
         "support_level": "nonstandard"
       },
+      "Range": {},
       "START_TO_END": {},
       "START_TO_START": {},
       "cloneContents": {},
       "cloneRange": {},
       "collapse": {},
       "collapsed": {},
       "commonAncestorContainer": {},
       "compareNode": {
         "dart_action": "suppress",
         "support_level": "deprecated"
@@ skipping 3239 matching lines @@
       "functionName": {},
       "lineNumber": {},
       "numberOfCalls": {},
       "selfTime": {},
       "totalTime": {},
       "url": {},
       "visible": {}
     },
     "support_level": "nonstandard"
   },
+  "SecurityPolicy": {
+    "members": {
+      "allowsConnectionTo": {
+        "support_level": "untriaged"
+      },
+      "allowsEval": {
+        "support_level": "untriaged"
+      },
+      "allowsFontFrom": {
+        "support_level": "untriaged"
+      },
+      "allowsFormAction": {
+        "support_level": "untriaged"
+      },
+      "allowsFrameFrom": {
+        "support_level": "untriaged"
+      },
+      "allowsImageFrom": {
+        "support_level": "untriaged"
+      },
+      "allowsInlineScript": {
+        "support_level": "untriaged"
+      },
+      "allowsInlineStyle": {
+        "support_level": "untriaged"
+      },
+      "allowsMediaFrom": {
+        "support_level": "untriaged"
+      },
+      "allowsObjectFrom": {
+        "support_level": "untriaged"
+      },
+      "allowsPluginType": {
+        "support_level": "untriaged"
+      },
+      "allowsScriptFrom": {
+        "support_level": "untriaged"
+      },
+      "allowsStyleFrom": {
+        "support_level": "untriaged"
+      },
+      "isActive": {
+        "support_level": "untriaged"
+      },
+      "reportURIs": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "SecurityPolicyViolationEvent": {
     "comment": "https://dvcs.w3.org/hg/content-security-policy/raw-file/tip/csp-specification.dev.html#securitypolicyviolationevent-events",
     "members": {
       "blockedURI": {},
       "columnNumber": {
         "support_level": "untriaged"
       },
       "documentURI": {},
       "effectiveDirective": {},
       "lineNumber": {},
       "originalPolicy": {},
       "referrer": {},
       "sourceFile": {},
       "violatedDirective": {}
     },
     "support_level": "experimental"
   },
+  "Selection": {
+    "members": {
+      "addRange": {
+        "support_level": "untriaged"
+      },
+      "anchorNode": {
+        "support_level": "untriaged"
+      },
+      "anchorOffset": {
+        "support_level": "untriaged"
+      },
+      "baseNode": {
+        "support_level": "untriaged"
+      },
+      "baseOffset": {
+        "support_level": "untriaged"
+      },
+      "collapse": {
+        "support_level": "untriaged"
+      },
+      "collapseToEnd": {
+        "support_level": "untriaged"
+      },
+      "collapseToStart": {
+        "support_level": "untriaged"
+      },
+      "containsNode": {
+        "support_level": "untriaged"
+      },
+      "deleteFromDocument": {
+        "support_level": "untriaged"
+      },
+      "empty": {
+        "support_level": "untriaged"
+      },
+      "extend": {
+        "support_level": "untriaged"
+      },
+      "extentNode": {
+        "support_level": "untriaged"
+      },
+      "extentOffset": {
+        "support_level": "untriaged"
+      },
+      "focusNode": {
+        "support_level": "untriaged"
+      },
+      "focusOffset": {
+        "support_level": "untriaged"
+      },
+      "getRangeAt": {
+        "support_level": "untriaged"
+      },
+      "isCollapsed": {
+        "support_level": "untriaged"
+      },
+      "modify": {
+        "support_level": "untriaged"
+      },
+      "rangeCount": {
+        "support_level": "untriaged"
+      },
+      "removeAllRanges": {
+        "support_level": "untriaged"
+      },
+      "selectAllChildren": {
+        "support_level": "untriaged"
+      },
+      "setBaseAndExtent": {
+        "support_level": "untriaged"
+      },
+      "setPosition": {
+        "support_level": "untriaged"
+      },
+      "toString": {
+        "support_level": "untriaged"
+      },
+      "type": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "ShadowRoot": {
     "comment": "https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/shadow/index.html#api-shadow-root",
     "members": {
       "activeElement": {},
       "applyAuthorStyles": {},
       "cloneNode": {},
       "elementFromPoint": {},
       "getElementById": {},
       "getElementsByClassName": {},
       "getElementsByTagName": {},
@@ skipping 365 matching lines @@
     "comment": "http://dev.w3.org/csswg/cssom/#the-stylesheetlist-sequence",
     "members": {
       "item": {},
       "length": {}
     },
     "support_level": "stable"
   },
   "Text": {
     "comment": "http://dom.spec.whatwg.org/#interface-text",
     "members": {
+      "Text": {},
       "replaceWholeText": {
         "comment": "http://dom.spec.whatwg.org/#dom-text-replacewholetext",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "splitText": {},
       "webkitInsertionParent": {
         "comment": "https://www.w3.org/Bugs/Public/show_bug.cgi?id=21067",
         "support_level": "experimental"
       },
@@ skipping 247 matching lines @@
       },
       "view": {},
       "which": {
         "comment": "http://dev.w3.org/2006/webapi/DOM-Level-3-Events/html/DOM3-Events.html#legacy-key-attributes",
         "dart_action": "unstable",
         "support_level": "deprecated"
       }
     },
     "support_level": "stable"
   },
+  "URL": {
+    "members": {
+      "revokeObjectURL": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "Uint16Array": {
     "comment": "http://www.khronos.org/registry/typedarray/specs/latest/",
     "members": {
       "BYTES_PER_ELEMENT": {},
       "length": {},
       "setElements": {},
       "subarray": {}
     },
     "support_level": "stable"
   },
@@ skipping 779 matching lines @@
       "CSS_SKEWY": {},
       "CSS_TRANSLATE": {},
       "CSS_TRANSLATE3D": {},
       "CSS_TRANSLATEX": {},
       "CSS_TRANSLATEY": {},
       "CSS_TRANSLATEZ": {},
       "operationType": {}
     },
     "support_level": "deprecated"
   },
+  "WebKitMediaSource": {
+    "members": {
+      "WebKitMediaSource": {},
+      "activeSourceBuffers": {
+        "support_level": "untriaged"
+      },
+      "addEventListener": {
+        "support_level": "untriaged"
+      },
+      "addSourceBuffer": {
+        "support_level": "untriaged"
+      },
+      "dispatchEvent": {
+        "support_level": "untriaged"
+      },
+      "duration": {
+        "support_level": "untriaged"
+      },
+      "endOfStream": {
+        "support_level": "untriaged"
+      },
+      "isTypeSupported": {
+        "support_level": "untriaged"
+      },
+      "readyState": {
+        "support_level": "untriaged"
+      },
+      "removeEventListener": {
+        "support_level": "untriaged"
+      },
+      "removeSourceBuffer": {
+        "support_level": "untriaged"
+      },
+      "sourceBuffers": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "WebKitSourceBuffer": {
+    "members": {
+      "abort": {
+        "support_level": "untriaged"
+      },
+      "append": {
+        "support_level": "untriaged"
+      },
+      "buffered": {
+        "support_level": "untriaged"
+      },
+      "timestampOffset": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
+  "WebKitSourceBufferList": {
+    "members": {
+      "addEventListener": {
+        "support_level": "untriaged"
+      },
+      "dispatchEvent": {
+        "support_level": "untriaged"
+      },
+      "item": {
+        "support_level": "untriaged"
+      },
+      "length": {
+        "support_level": "untriaged"
+      },
+      "removeEventListener": {
+        "support_level": "untriaged"
+      }
+    },
+    "support_level": "untriaged"
+  },
   "WebSocket": {
     "comment": "http://www.w3.org/TR/websockets/#the-websocket-interface",
     "dart_action": "unstable",
     "members": {
       "CLOSED": {},
       "CLOSING": {},
       "CONNECTING": {},
       "OPEN": {},
       "URL": {
         "dart_action": "suppress",
@@ skipping 371 matching lines @@
       "importStylesheet": {},
       "removeParameter": {},
       "reset": {},
       "setParameter": {},
       "transformToDocument": {},
       "transformToFragment": {}
     },
     "support_level": "nonstandard"
   }
 }