Updating metadata after Chrome rolls.

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 281 matching lines @@
     }
   },
   "CSSCharsetRule": {
     "comment": "http://dev.w3.org/csswg/cssom/#the-csscharsetrule-interface",
     "members": {
       "encoding": {}
     },
     "support_level": "experimental"
   },
   "CSSFilterRule": {
+    "comment": "http://www.w3.org/TR/filter-effects/",
     "members": {
-      "style": {
-        "support_level": "untriaged"
-      }
+      "style": {}
     },
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "CSSFilterValue": {
+    "comment": "http://dev.w3.org/csswg/cssom/",
+    "dart_action": "suppress",
     "members": {
-      "CSS_FILTER_BLUR": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_BRIGHTNESS": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_CONTRAST": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_CUSTOM": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_DROP_SHADOW": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_GRAYSCALE": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_HUE_ROTATE": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_INVERT": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_OPACITY": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_REFERENCE": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_SATURATE": {
-        "support_level": "untriaged"
-      },
-      "CSS_FILTER_SEPIA": {
-        "support_level": "untriaged"
-      },
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "operationType": {
-        "support_level": "untriaged"
-      }
+      "CSS_FILTER_BLUR": {},
+      "CSS_FILTER_BRIGHTNESS": {},
+      "CSS_FILTER_CONTRAST": {},
+      "CSS_FILTER_CUSTOM": {},
+      "CSS_FILTER_DROP_SHADOW": {},
+      "CSS_FILTER_GRAYSCALE": {},
+      "CSS_FILTER_HUE_ROTATE": {},
+      "CSS_FILTER_INVERT": {},
+      "CSS_FILTER_OPACITY": {},
+      "CSS_FILTER_REFERENCE": {},
+      "CSS_FILTER_SATURATE": {},
+      "CSS_FILTER_SEPIA": {},
+      "__getter__": {},
+      "operationType": {}
     },
-    "support_level": "untriaged"
+    "support_level": "deprecated"
   },
   "CSSFontFaceLoadEvent": {
     "comment": "http://www.w3.org/TR/css3-fonts/",
     "members": {
       "error": {},
       "fontface": {}
     },
     "support_level": "experimental"
   },
   "CSSFontFaceRule": {
@@ skipping 15 matching lines @@
   "CSSImportRule": {
     "comment": "http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSImportRule",
     "members": {
       "href": {},
       "media": {},
       "styleSheet": {}
     },
     "support_level": "stable"
   },
   "CSSKeyframeRule": {
+    "comment": "http://www.w3.org/TR/css3-animations/#CSSKeyframeRule-interface",
     "members": {
-      "keyText": {
-        "support_level": "untriaged"
-      },
-      "style": {
-        "support_level": "untriaged"
-      }
+      "keyText": {},
+      "style": {}
     },
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "CSSKeyframesRule": {
+    "comment": "http://www.w3.org/TR/css3-animations/#csskeyframesrule",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "cssRules": {
-        "support_level": "untriaged"
-      },
-      "deleteRule": {
-        "support_level": "untriaged"
-      },
-      "findRule": {
-        "support_level": "untriaged"
-      },
-      "insertRule": {
-        "support_level": "untriaged"
-      },
-      "name": {
-        "support_level": "untriaged"
-      }
+      "__getter__": {},
+      "cssRules": {},
+      "deleteRule": {},
+      "findRule": {},
+      "insertRule": {},
+      "name": {}
     },
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "CSSMatrix": {
+    "comment": "http://dev.w3.org/csswg/cssom/",
+    "dart_action": "suppress",
     "members": {
       "CSSMatrix": {},
-      "a": {
-        "support_level": "untriaged"
-      },
-      "b": {
-        "support_level": "untriaged"
-      },
-      "c": {
-        "support_level": "untriaged"
-      },
-      "d": {
-        "support_level": "untriaged"
-      },
-      "e": {
-        "support_level": "untriaged"
-      },
-      "f": {
-        "support_level": "untriaged"
-      },
-      "inverse": {
-        "support_level": "untriaged"
-      },
-      "m11": {
-        "support_level": "untriaged"
-      },
-      "m12": {
-        "support_level": "untriaged"
-      },
-      "m13": {
-        "support_level": "untriaged"
-      },
-      "m14": {
-        "support_level": "untriaged"
-      },
-      "m21": {
-        "support_level": "untriaged"
-      },
-      "m22": {
-        "support_level": "untriaged"
-      },
-      "m23": {
-        "support_level": "untriaged"
-      },
-      "m24": {
-        "support_level": "untriaged"
-      },
-      "m31": {
-        "support_level": "untriaged"
-      },
-      "m32": {
-        "support_level": "untriaged"
-      },
-      "m33": {
-        "support_level": "untriaged"
-      },
-      "m34": {
-        "support_level": "untriaged"
-      },
-      "m41": {
-        "support_level": "untriaged"
-      },
-      "m42": {
-        "support_level": "untriaged"
-      },
-      "m43": {
-        "support_level": "untriaged"
-      },
-      "m44": {
-        "support_level": "untriaged"
-      },
-      "multiply": {
-        "support_level": "untriaged"
-      },
-      "rotate": {
-        "support_level": "untriaged"
-      },
-      "rotateAxisAngle": {
-        "support_level": "untriaged"
-      },
-      "scale": {
-        "support_level": "untriaged"
-      },
-      "setMatrixValue": {
-        "support_level": "untriaged"
-      },
-      "skewX": {
-        "support_level": "untriaged"
-      },
-      "skewY": {
-        "support_level": "untriaged"
-      },
-      "toString": {
-        "support_level": "untriaged"
-      },
-      "translate": {
-        "support_level": "untriaged"
-      }
+      "a": {},
+      "b": {},
+      "c": {},
+      "d": {},
+      "e": {},
+      "f": {},
+      "inverse": {},
+      "m11": {},
+      "m12": {},
+      "m13": {},
+      "m14": {},
+      "m21": {},
+      "m22": {},
+      "m23": {},
+      "m24": {},
+      "m31": {},
+      "m32": {},
+      "m33": {},
+      "m34": {},
+      "m41": {},
+      "m42": {},
+      "m43": {},
+      "m44": {},
+      "multiply": {},
+      "rotate": {},
+      "rotateAxisAngle": {},
+      "scale": {},
+      "setMatrixValue": {},
+      "skewX": {},
+      "skewY": {},
+      "toString": {},
+      "translate": {}
     },
-    "support_level": "untriaged"
+    "support_level": "deprecated"
   },
   "CSSMediaRule": {
     "comment": "http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSMediaRule",
     "members": {
       "cssRules": {},
       "deleteRule": {},
       "insertRule": {},
       "media": {}
     },
     "support_level": "stable"
   },
   "CSSMixFunctionValue": {
+    "comment": "http://dev.w3.org/csswg/cssom/",
+    "dart_action": "suppress",
     "members": {},
-    "support_level": "untriaged"
+    "support_level": "deprecated"
   },
   "CSSPageRule": {
     "comment": "http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSPageRule",
     "members": {
       "selectorText": {},
       "style": {}
     },
     "support_level": "stable"
   },
   "CSSPrimitiveValue": {
@@ skipping 35 matching lines @@
       "getRGBColorValue": {},
       "getRectValue": {},
       "getStringValue": {},
       "primitiveType": {},
       "setFloatValue": {},
       "setStringValue": {}
     },
     "support_level": "deprecated"
   },
   "CSSRegionRule": {
+    "comment": "http://dev.w3.org/csswg/css-regions/#region-style-rule-interface",
     "members": {
-      "cssRules": {
-        "support_level": "untriaged"
-      }
+      "cssRules": {}
     },
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "CSSRule": {
     "comment": "http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSRule",
     "members": {
       "CHARSET_RULE": {},
       "FONT_FACE_RULE": {},
       "HOST_RULE": {
         "comment": "https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/shadow/index.html#api-css-rule-host-rule",
         "support_level": "experimental"
       },
@@ skipping 34 matching lines @@
     "comment": "http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSRuleList",
     "members": {
       "item": {},
       "length": {}
     },
     "support_level": "stable"
   },
   "CSSStyleDeclaration": {
     "comment": "http://dev.w3.org/csswg/cssom/#the-cssstyledeclaration-interface",
     "members": {
-      "__setter__": {
-        "support_level": "untriaged"
-      },
+      "__setter__": {},
       "cssText": {},
       "getPropertyCSSValue": {
         "comment": "http://dev.w3.org/csswg/cssom/#the-cssstyledeclaration-interface",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "getPropertyPriority": {},
       "getPropertyValue": {},
       "item": {},
       "length": {},
@@ skipping 34 matching lines @@
     "comment": "http://www.w3.org/TR/css3-conditional/#csssupportsrule",
     "members": {
       "conditionText": {},
       "cssRules": {},
       "deleteRule": {},
       "insertRule": {}
     },
     "support_level": "standard"
   },
   "CSSTransformValue": {
+    "comment": "http://dev.w3.org/csswg/cssom/",
+    "dart_action": "suppress",
     "members": {
-      "CSS_MATRIX": {
-        "support_level": "untriaged"
-      },
-      "CSS_MATRIX3D": {
-        "support_level": "untriaged"
-      },
-      "CSS_PERSPECTIVE": {
-        "support_level": "untriaged"
-      },
-      "CSS_ROTATE": {
-        "support_level": "untriaged"
-      },
-      "CSS_ROTATE3D": {
-        "support_level": "untriaged"
-      },
-      "CSS_ROTATEX": {
-        "support_level": "untriaged"
-      },
-      "CSS_ROTATEY": {
-        "support_level": "untriaged"
-      },
-      "CSS_ROTATEZ": {
-        "support_level": "untriaged"
-      },
-      "CSS_SCALE": {
-        "support_level": "untriaged"
-      },
-      "CSS_SCALE3D": {
-        "support_level": "untriaged"
-      },
-      "CSS_SCALEX": {
-        "support_level": "untriaged"
-      },
-      "CSS_SCALEY": {
-        "support_level": "untriaged"
-      },
-      "CSS_SCALEZ": {
-        "support_level": "untriaged"
-      },
-      "CSS_SKEW": {
-        "support_level": "untriaged"
-      },
-      "CSS_SKEWX": {
-        "support_level": "untriaged"
-      },
-      "CSS_SKEWY": {
-        "support_level": "untriaged"
-      },
-      "CSS_TRANSLATE": {
-        "support_level": "untriaged"
-      },
-      "CSS_TRANSLATE3D": {
-        "support_level": "untriaged"
-      },
-      "CSS_TRANSLATEX": {
-        "support_level": "untriaged"
-      },
-      "CSS_TRANSLATEY": {
-        "support_level": "untriaged"
-      },
-      "CSS_TRANSLATEZ": {
-        "support_level": "untriaged"
-      },
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "operationType": {
-        "support_level": "untriaged"
-      }
+      "CSS_MATRIX": {},
+      "CSS_MATRIX3D": {},
+      "CSS_PERSPECTIVE": {},
+      "CSS_ROTATE": {},
+      "CSS_ROTATE3D": {},
+      "CSS_ROTATEX": {},
+      "CSS_ROTATEY": {},
+      "CSS_ROTATEZ": {},
+      "CSS_SCALE": {},
+      "CSS_SCALE3D": {},
+      "CSS_SCALEX": {},
+      "CSS_SCALEY": {},
+      "CSS_SCALEZ": {},
+      "CSS_SKEW": {},
+      "CSS_SKEWX": {},
+      "CSS_SKEWY": {},
+      "CSS_TRANSLATE": {},
+      "CSS_TRANSLATE3D": {},
+      "CSS_TRANSLATEX": {},
+      "CSS_TRANSLATEY": {},
+      "CSS_TRANSLATEZ": {},
+      "__getter__": {},
+      "operationType": {}
     },
-    "support_level": "untriaged"
+    "support_level": "deprecated"
   },
   "CSSUnknownRule": {
     "comment": "http://dev.w3.org/csswg/cssom/#the-cssstylesheet-interface",
     "dart_action": "suppress",
     "members": {},
     "support_level": "deprecated"
   },
   "CSSValue": {
     "comment": "http://dev.w3.org/csswg/cssom/",
     "dart_action": "suppress",
@@ skipping 541 matching lines @@
       "createDocument": {},
       "createDocumentType": {},
       "createHTMLDocument": {},
       "hasFeature": {}
     },
     "support_level": "stable"
   },
   "DOMNamedFlowCollection": {
     "comment": "http://dev.w3.org/csswg/css-regions/#dom-named-flow-collection",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "item": {},
       "length": {},
       "namedItem": {}
     },
     "support_level": "experimental"
   },
   "DOMParser": {
     "members": {
       "DOMParser": {},
       "parseFromString": {}
     },
     "support_level": "stable"
   },
   "DOMPoint": {
     "comment": "http://developer.apple.com/library/safari/#documentation/DataManagement/Reference/DOMWindowAdditionsReference/DOMWindowAdditions/DOMWindowAdditions.html",
     "members": {
       "DOMPoint": {},
       "_DomPoint": {},
       "x": {},
       "y": {}
     },
     "support_level": "nonstandard"
   },
   "DOMSettableTokenList": {
     "comment": "http://dev.w3.org/html5/spec-LC/common-dom-interfaces.html#domsettabletokenlist-0",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "value": {}
     },
     "support_level": "stable"
   },
   "DOMStringList": {
     "comment": "http://www.w3.org/TR/DOM-Level-3-Core/core.html#DOMStringList",
     "members": {
       "contains": {},
       "item": {},
       "length": {}
     },
     "support_level": "stable"
   },
   "DOMStringMap": {
     "comment": "http://dev.w3.org/html5/spec-LC/common-dom-interfaces.html#domstringmap-0",
     "members": {
-      "__delete__": {
-        "support_level": "untriaged"
-      },
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "__setter__": {
-        "support_level": "untriaged"
-      }
+      "__delete__": {},
+      "__getter__": {},
+      "__setter__": {}
     },
     "support_level": "stable"
   },
   "DOMTokenList": {
     "comment": "http://dev.w3.org/html5/spec-LC/common-dom-interfaces.html#domtokenlist-0",
     "members": {
       "contains": {},
       "item": {},
       "length": {},
       "toString": {},
       "toggle": {}
     },
     "support_level": "stable"
   },
   "DOMWindow": {
     "members": {
       "CSS": {
         "comment": "http://www.w3.org/TR/css3-conditional/#the-css-interface"
       },
       "PERSISTENT": {
         "comment": "http://www.w3.org/TR/file-system-api/#idl-def-LocalFileSystem",
         "support_level": "experimental"
       },
       "TEMPORARY": {
         "comment": "http://www.w3.org/TR/file-system-api/#idl-def-LocalFileSystem",
         "support_level": "experimental"
       },
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "addEventListener": {},
       "alert": {},
       "applicationCache": {},
       "atob": {},
       "blur": {
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "btoa": {},
       "cancelAnimationFrame": {},
@@ skipping 675 matching lines @@
       },
       "onwebkitpointerlockchange": {
         "comment": "https://dvcs.w3.org/hg/pointerlock/raw-file/default/index.html#widl-Document-onpointerlockchange",
         "support_level": "experimental"
       },
       "onwebkitpointerlockerror": {
         "comment": "https://dvcs.w3.org/hg/pointerlock/raw-file/default/index.html#widl-Document-onpointerlockerror",
         "support_level": "experimental"
       },
       "preferredStylesheetSet": {
-        "comment": "http://dev.w3.org/csswg/cssom/#widl-Document-preferredStyleSheetSet",
-        "dart_action": "private"
+        "comment": "http://dev.w3.org/csswg/cssom/#widl-Document-preferredStyleSheetSet"
       },
       "queryCommandEnabled": {},
       "queryCommandIndeterm": {},
       "queryCommandState": {},
       "queryCommandSupported": {},
       "queryCommandValue": {},
       "querySelector": {},
       "querySelectorAll": {},
       "readyState": {},
       "referrer": {},
       "securityPolicy": {
         "comment": "https://dvcs.w3.org/hg/content-security-policy/raw-file/tip/csp-specification.dev.html#idl-def-SecurityPolicy",
         "support_level": "experimental"
       },
       "selectedStylesheetSet": {
-        "comment": "http://dev.w3.org/csswg/cssom/#widl-Document-selectedStyleSheetSet",
-        "dart_action": "private"
+        "comment": "http://dev.w3.org/csswg/cssom/#widl-Document-selectedStyleSheetSet"
       },
       "styleSheets": {},
       "title": {},
       "webkitCancelFullScreen": {
         "comment": "https://dvcs.w3.org/hg/fullscreen/raw-file/tip/Overview.html",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "webkitCurrentFullScreenElement": {
         "comment": "https://dvcs.w3.org/hg/fullscreen/raw-file/tip/Overview.html",
@@ skipping 159 matching lines @@
       "DRAW_BUFFER6_EXT": {},
       "DRAW_BUFFER7_EXT": {},
       "DRAW_BUFFER8_EXT": {},
       "DRAW_BUFFER9_EXT": {},
       "MAX_COLOR_ATTACHMENTS_EXT": {},
       "MAX_DRAW_BUFFERS_EXT": {}
     },
     "support_level": "stable"
   },
   "EXTFragDepth": {
+    "comment": "http://www.khronos.org/registry/webgl/extensions/EXT_frag_depth/",
     "members": {},
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "EXTTextureFilterAnisotropic": {
     "comment": "http://www.khronos.org/registry/webgl/extensions/EXT_texture_filter_anisotropic/",
     "members": {
       "MAX_TEXTURE_MAX_ANISOTROPY_EXT": {},
       "TEXTURE_MAX_ANISOTROPY_EXT": {}
     },
     "support_level": "experimental"
   },
   "Element": {
@@ skipping 314 matching lines @@
     "members": {
       "childElementCount": {},
       "firstElementChild": {},
       "lastElementChild": {},
       "nextElementSibling": {},
       "previousElementSibling": {}
     },
     "support_level": "stable"
   },
   "Entity": {
+    "dart_action": "suppress",
     "members": {
       "notationName": {},
       "publicId": {},
       "systemId": {}
     },
-    "support_level": "untriaged"
+    "support_level": "deprecated"
   },
   "EntityReference": {
     "dart_action": "suppress",
     "members": {},
     "support_level": "deprecated"
   },
   "EntriesCallback": {
     "comment": "http://www.w3.org/TR/file-system-api/#the-entriescallback-interface",
     "members": {
       "handleEvent": {}
@@ skipping 524 matching lines @@
     "members": {
       "coords": {},
       "timestamp": {}
     },
     "support_level": "stable"
   },
   "HTMLAllCollection": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#dom-document-all",
     "dart_action": "suppress",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "item": {},
       "length": {},
       "namedItem": {},
       "tags": {}
     },
     "support_level": "deprecated"
   },
   "HTMLAnchorElement": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/text-level-semantics.html#the-a-element",
     "members": {
@@ skipping 222 matching lines @@
       "getContext": {},
       "height": {},
       "toDataURL": {},
       "width": {}
     },
     "support_level": "stable"
   },
   "HTMLCollection": {
     "comment": "http://www.w3.org/TR/domcore/#interface-htmlcollection",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "item": {},
       "length": {},
       "namedItem": {}
     },
     "support_level": "stable"
   },
   "HTMLContentElement": {
     "comment": "https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/shadow/index.html#content-element",
     "members": {
       "HTMLContentElement": {},
@@ skipping 188 matching lines @@
         "support_level": "experimental"
       }
     },
     "support_level": "stable"
   },
   "HTMLEmbedElement": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/the-iframe-element.html#the-embed-element",
     "dart_action": "unstable",
     "members": {
       "HTMLEmbedElement": {},
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "__setter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
+      "__setter__": {},
       "align": {
         "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#HTMLEmbedElement-partial",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "getSVGDocument": {
         "comment": "http://www.w3.org/TR/SVG11/struct.html#InterfaceGetSVGDocument",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
@@ skipping 29 matching lines @@
     "members": {
       "color": {},
       "face": {},
       "size": {}
     },
     "support_level": "deprecated"
   },
   "HTMLFormControlsCollection": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/common-dom-interfaces.html#htmlformcontrolscollection-0",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "namedItem": {}
     },
     "support_level": "stable"
   },
   "HTMLFormElement": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/forms.html#the-form-element",
     "members": {
       "HTMLFormElement": {},
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "acceptCharset": {},
       "action": {},
       "autocomplete": {
         "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/association-of-controls-and-forms.html#autofilling-form-controls:-the-autocomplete-attribute",
         "support_level": "experimental"
       },
       "checkValidity": {},
       "elements": {},
       "encoding": {},
       "enctype": {},
@@ skipping 399 matching lines @@
       "HTMLLinkElement": {},
       "charset": {
         "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#HTMLLinkElement-partial",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "disabled": {},
       "href": {},
       "hreflang": {},
       "import": {
-        "support_level": "untriaged"
+        "comment": "https://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/imports/index.html#interface-import",
+        "support_level": "experimental"
       },
       "media": {},
       "rel": {},
       "rev": {
         "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#HTMLLinkElement-partial",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "sheet": {},
       "sizes": {},
@@ skipping 263 matching lines @@
       "start": {},
       "type": {}
     },
     "support_level": "stable"
   },
   "HTMLObjectElement": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/the-iframe-element.html#the-object-element",
     "dart_action": "unstable",
     "members": {
       "HTMLObjectElement": {},
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "__setter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
+      "__setter__": {},
       "align": {
         "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#HTMLObjectElement-partial",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
       "archive": {
         "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/obsolete.html#HTMLObjectElement-partial",
         "dart_action": "suppress",
         "support_level": "deprecated"
       },
@@ skipping 213 matching lines @@
       "src": {},
       "text": {},
       "type": {}
     },
     "support_level": "stable"
   },
   "HTMLSelectElement": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/the-button-element.html#the-select-element",
     "members": {
       "HTMLSelectElement": {},
-      "__setter__": {
-        "support_level": "untriaged"
-      },
+      "__setter__": {},
       "autofocus": {},
       "checkValidity": {},
       "disabled": {},
       "form": {},
       "item": {},
       "labels": {
         "comment": "http://www.w3.org/TR/html5/forms.html#dom-lfe-labels",
         "dart_action": "unstable"
       },
       "length": {},
@@ skipping 775 matching lines @@
       },
       "toString": {},
       "valueOf": {
         "dart_action": "experimental",
         "support_level": "nonstandard"
       }
     },
     "support_level": "stable"
   },
   "MIDIAccess": {
+    "comment": "http://webaudio.github.io/web-midi-api/#midiaccess-interface",
     "members": {
-      "addEventListener": {
-        "support_level": "untriaged"
-      },
-      "dispatchEvent": {
-        "support_level": "untriaged"
-      },
-      "inputs": {
-        "support_level": "untriaged"
-      },
-      "outputs": {
-        "support_level": "untriaged"
-      },
-      "removeEventListener": {
-        "support_level": "untriaged"
-      }
+      "addEventListener": {},
+      "dispatchEvent": {},
+      "inputs": {},
+      "onconnect": {},
+      "ondisconnect": {},
+      "outputs": {},
+      "removeEventListener": {}
     },
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "MIDIConnectionEvent": {
     "comment": "http://webaudio.github.io/web-midi-api/#midiconnectionevent-interface",
     "members": {
       "port": {}
     },
     "support_level": "experimental"
   },
   "MIDIErrorCallback": {
     "comment": "http://webaudio.github.io/web-midi-api/#midierrorcallback",
     "members": {},
     "support_level": "experimental"
   },
   "MIDIInput": {
     "comment": "http://webaudio.github.io/web-midi-api/#idl-def-MIDIInput",
-    "members": {},
+    "members": {
+      "onmidimessage": {}
+    },
     "support_level": "experimental"
   },
   "MIDIMessageEvent": {
     "comment": "http://webaudio.github.io/web-midi-api/#midimessageevent-interface",
     "members": {
       "data": {},
       "receivedTime": {}
     },
     "support_level": "experimental"
   },
@@ skipping 113 matching lines @@
     "support_level": "experimental"
   },
   "MediaKeySession": {
     "comment": "https://dvcs.w3.org/hg/html-media/raw-file/eme-v0.1/encrypted-media/encrypted-media.html#dom-mediakeysession",
     "members": {
       "addEventListener": {},
       "close": {},
       "dispatchEvent": {},
       "error": {},
       "keySystem": {},
+      "onwebkitkeyadded": {},
+      "onwebkitkeyerror": {},
+      "onwebkitkeymessage": {},
       "removeEventListener": {},
       "sessionId": {},
       "update": {}
     },
     "support_level": "experimental"
   },
   "MediaKeys": {
     "comment": "https://dvcs.w3.org/hg/html-media/raw-file/eme-v0.1/encrypted-media/encrypted-media.html",
     "members": {
       "MediaKeys": {},
@@ skipping 174 matching lines @@
     "members": {
       "description": {},
       "enabledPlugin": {},
       "suffixes": {},
       "type": {}
     },
     "support_level": "nonstandard"
   },
   "MimeTypeArray": {
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "item": {},
       "length": {},
       "namedItem": {}
     },
     "support_level": "nonstandard"
   },
   "MouseEvent": {
     "comment": "http://www.w3.org/TR/DOM-Level-3-Events/#events-mouseevents",
     "members": {
       "altKey": {},
@@ skipping 104 matching lines @@
       "name": {},
       "overset": {},
       "removeEventListener": {}
     },
     "support_level": "experimental"
   },
   "NamedNodeMap": {
     "comment": "http://dom.spec.whatwg.org/#namednodemap",
     "dart_action": "suppress",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "getNamedItem": {},
       "getNamedItemNS": {},
       "item": {},
       "length": {},
       "removeNamedItem": {},
       "removeNamedItemNS": {},
       "setNamedItem": {},
       "setNamedItemNS": {}
     },
     "support_level": "deprecated"
@@ skipping 102 matching lines @@
     "comment": "http://dev.w3.org/2011/webrtc/editor/getusermedia.html#idl-def-NavigatorUserMediaError",
     "members": {
       "PERMISSION_DENIED": {
         "dart_action": "experimental",
         "support_level": "nonstandard"
       },
       "code": {
         "dart_action": "experimental",
         "support_level": "nonstandard"
       },
-      "constraintName": {
-        "support_level": "untriaged"
-      },
-      "message": {
-        "support_level": "untriaged"
-      },
-      "name": {
-        "support_level": "untriaged"
-      }
+      "constraintName": {},
+      "message": {},
+      "name": {}
     },
     "support_level": "experimental"
   },
   "NavigatorUserMediaErrorCallback": {
     "comment": "http://dev.w3.org/2011/webrtc/editor/getusermedia.html#idl-def-NavigatorUserMediaErrorCallback",
     "members": {
       "handleEvent": {}
     },
     "support_level": "experimental"
   },
@@ skipping 566 matching lines @@
       "responseEnd": {},
       "responseStart": {},
       "secureConnectionStart": {},
       "unloadEventEnd": {},
       "unloadEventStart": {}
     },
     "support_level": "stable"
   },
   "Plugin": {
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "description": {},
       "filename": {},
       "item": {},
       "length": {},
       "name": {},
       "namedItem": {}
     },
     "support_level": "nonstandard"
   },
   "PluginArray": {
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "item": {},
       "length": {},
       "namedItem": {},
       "refresh": {}
     },
     "support_level": "nonstandard"
   },
   "PopStateEvent": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/history.html#popstateevent",
     "members": {
@@ skipping 205 matching lines @@
       "remote": {},
       "stat": {},
       "timestamp": {},
       "type": {}
     },
     "support_level": "experimental"
   },
   "RTCStatsResponse": {
     "comment": "http://dev.w3.org/2011/webrtc/editor/webrtc.html#widl-RTCStatsReport-RTCStats-getter-DOMString-id",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "namedItem": {},
       "result": {}
     },
     "support_level": "experimental"
   },
   "RadioNodeList": {
     "comment": "http://www.whatwg.org/specs/web-apps/current-work/#radionodelist",
     "members": {
       "value": {}
     },
@@ skipping 97 matching lines @@
     "support_level": "deprecated"
   },
   "RequestAnimationFrameCallback": {
     "comment": "http://www.w3.org/TR/animation-timing/#FrameRequestCallback",
     "members": {
       "handleEvent": {}
     },
     "support_level": "stable"
   },
   "ResourceProgressEvent": {
+    "comment": "https://chromiumcodereview.appspot.com/14773025/",
+    "dart_action": "suppress",
     "members": {
-      "url": {
-        "support_level": "untriaged"
-      }
+      "url": {}
     },
-    "support_level": "untriaged"
+    "support_level": "experimental"
   },
   "SQLError": {
     "comment": "http://www.w3.org/TR/webdatabase/#sqlerror",
     "dart_action": "experimental",
     "members": {
       "CONSTRAINT_ERR": {},
       "DATABASE_ERR": {},
       "QUOTA_ERR": {},
       "SYNTAX_ERR": {},
       "TIMEOUT_ERR": {},
@@ skipping 3429 matching lines @@
       "localService": {},
       "name": {},
       "voiceURI": {}
     },
     "support_level": "experimental"
   },
   "Storage": {
     "comment": "http://www.w3.org/TR/webstorage/#the-storage-interface",
     "dart_action": "unstable",
     "members": {
-      "__delete__": {
-        "support_level": "untriaged"
-      },
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "__setter__": {
-        "support_level": "untriaged"
-      },
+      "__delete__": {},
+      "__getter__": {},
+      "__setter__": {},
       "clear": {},
       "getItem": {},
       "key": {},
       "length": {},
       "removeItem": {},
       "setItem": {}
     },
     "support_level": "stable"
   },
   "StorageErrorCallback": {
@@ skipping 73 matching lines @@
       "ownerNode": {},
       "parentStyleSheet": {},
       "title": {},
       "type": {}
     },
     "support_level": "stable"
   },
   "StyleSheetList": {
     "comment": "http://dev.w3.org/csswg/cssom/#the-stylesheetlist-sequence",
     "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
+      "__getter__": {},
       "item": {},
       "length": {}
     },
     "support_level": "stable"
   },
   "Text": {
     "comment": "http://dom.spec.whatwg.org/#interface-text",
     "members": {
       "Text": {},
       "replaceWholeText": {
@@ skipping 330 matching lines @@
     "comment": "http://www.w3.org/TR/file-system-api/#the-voidcallback-interface",
     "members": {
       "handleEvent": {}
     },
     "support_level": "experimental"
   },
   "WaveShaperNode": {
     "comment": "https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#dfn-WaveShaperNode",
     "members": {
       "curve": {},
-      "oversample": {
-        "support_level": "untriaged"
-      }
+      "oversample": {}
     },
     "support_level": "experimental"
   },
   "WaveTable": {
     "comment": "https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#WaveTable-section",
     "members": {},
     "support_level": "experimental"
   },
   "WebGLActiveInfo": {
     "comment": "http://www.khronos.org/registry/webgl/specs/latest/#5.11",
@@ skipping 585 matching lines @@
     "comment": "http://www.khronos.org/registry/webgl/specs/latest/#5.10",
     "members": {},
     "support_level": "stable"
   },
   "WebGLVertexArrayObjectOES": {
     "comment": "http://www.khronos.org/registry/webgl/extensions/OES_vertex_array_object/",
     "dart_action": "experimental",
     "members": {},
     "support_level": "experimental"
   },
-  "WebKitCSSFilterRule": {
-    "comment": "http://www.w3.org/TR/filter-effects/",
-    "members": {
-      "style": {}
-    },
-    "support_level": "experimental"
-  },
-  "WebKitCSSFilterValue": {
-    "comment": "http://dev.w3.org/csswg/cssom/",
-    "dart_action": "suppress",
-    "members": {
-      "CSS_FILTER_BLUR": {},
-      "CSS_FILTER_BRIGHTNESS": {},
-      "CSS_FILTER_CONTRAST": {},
-      "CSS_FILTER_CUSTOM": {},
-      "CSS_FILTER_DROP_SHADOW": {},
-      "CSS_FILTER_GRAYSCALE": {},
-      "CSS_FILTER_HUE_ROTATE": {},
-      "CSS_FILTER_INVERT": {},
-      "CSS_FILTER_OPACITY": {},
-      "CSS_FILTER_REFERENCE": {},
-      "CSS_FILTER_SATURATE": {},
-      "CSS_FILTER_SEPIA": {},
-      "operationType": {}
-    },
-    "support_level": "deprecated"
-  },
-  "WebKitCSSKeyframeRule": {
-    "comment": "http://www.w3.org/TR/css3-animations/#CSSKeyframeRule-interface",
-    "members": {
-      "keyText": {},
-      "style": {}
-    },
-    "support_level": "experimental"
-  },
-  "WebKitCSSKeyframesRule": {
-    "comment": "http://www.w3.org/TR/css3-animations/#csskeyframesrule",
-    "members": {
-      "__getter__": {
-        "support_level": "untriaged"
-      },
-      "cssRules": {},
-      "deleteRule": {},
-      "findRule": {},
-      "insertRule": {},
-      "name": {}
-    },
-    "support_level": "experimental"
-  },
-  "WebKitCSSMatrix": {
-    "comment": "http://dev.w3.org/csswg/cssom/",
-    "dart_action": "suppress",
-    "members": {
-      "WebKitCSSMatrix": {},
-      "a": {},
-      "b": {},
-      "c": {},
-      "d": {},
-      "e": {},
-      "f": {},
-      "inverse": {},
-      "m11": {},
-      "m12": {},
-      "m13": {},
-      "m14": {},
-      "m21": {},
-      "m22": {},
-      "m23": {},
-      "m24": {},
-      "m31": {},
-      "m32": {},
-      "m33": {},
-      "m34": {},
-      "m41": {},
-      "m42": {},
-      "m43": {},
-      "m44": {},
-      "multiply": {},
-      "rotate": {},
-      "rotateAxisAngle": {},
-      "scale": {},
-      "setMatrixValue": {},
-      "skewX": {},
-      "skewY": {},
-      "toString": {},
-      "translate": {}
-    },
-    "support_level": "deprecated"
-  },
-  "WebKitCSSMixFunctionValue": {
-    "comment": "http://dev.w3.org/csswg/cssom/",
-    "dart_action": "suppress",
-    "members": {},
-    "support_level": "deprecated"
-  },
-  "WebKitCSSRegionRule": {
-    "comment": "http://dev.w3.org/csswg/css-regions/#region-style-rule-interface",
-    "members": {
-      "cssRules": {}
-    },
-    "support_level": "experimental"
-  },
-  "WebKitCSSTransformValue": {
-    "comment": "http://dev.w3.org/csswg/cssom/",
-    "dart_action": "suppress",
-    "members": {
-      "CSS_MATRIX": {},
-      "CSS_MATRIX3D": {},
-      "CSS_PERSPECTIVE": {},
-      "CSS_ROTATE": {},
-      "CSS_ROTATE3D": {},
-      "CSS_ROTATEX": {},
-      "CSS_ROTATEY": {},
-      "CSS_ROTATEZ": {},
-      "CSS_SCALE": {},
-      "CSS_SCALE3D": {},
-      "CSS_SCALEX": {},
-      "CSS_SCALEY": {},
-      "CSS_SCALEZ": {},
-      "CSS_SKEW": {},
-      "CSS_SKEWX": {},
-      "CSS_SKEWY": {},
-      "CSS_TRANSLATE": {},
-      "CSS_TRANSLATE3D": {},
-      "CSS_TRANSLATEX": {},
-      "CSS_TRANSLATEY": {},
-      "CSS_TRANSLATEZ": {},
-      "operationType": {}
-    },
-    "support_level": "deprecated"
-  },
   "WebKitMediaSource": {
     "comment": "https://dvcs.w3.org/hg/html-media/raw-file/tip/media-source/media-source.html#mediasource",
     "members": {
       "WebKitMediaSource": {},
       "activeSourceBuffers": {},
       "addEventListener": {},
       "addSourceBuffer": {},
       "dispatchEvent": {},
       "duration": {},
       "endOfStream": {},
@@ skipping 410 matching lines @@
       "importStylesheet": {},
       "removeParameter": {},
       "reset": {},
       "setParameter": {},
       "transformToDocument": {},
       "transformToFragment": {}
     },
     "support_level": "nonstandard"
   }
 }