Add supported checks to the SVG library, and library cleanup.

tools/dom/scripts/htmlrenamer.py

 #!/usr/bin/python
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 import logging
 import monitored
 import re
 
 html_interface_renames = monitored.Dict('htmlrenamer.html_interface_renames', {
     'CDATASection': 'CDataSection',
     'Clipboard': 'DataTransfer',
     'DOMApplicationCache': 'ApplicationCache',
     'DOMCoreException': 'DomException',
     'DOMFileSystem': 'FileSystem',
     'DOMFileSystemSync': 'FileSystemSync',
     'DOMFormData': 'FormData',
     'DOMURL': 'Url',
     'DOMWindow': 'Window',
-    'HTMLAppletElement' : '_AppletElement',
-    'HTMLBaseFontElement' : '_BaseFontElement',
-    'HTMLDirectoryElement' : '_DirectoryElement',
     'HTMLDocument' : 'HtmlDocument',
-    'HTMLFontElement' : '_FontElement',
-    'HTMLFrameElement' : '_FrameElement',
-    'HTMLFrameSetElement' : '_FrameSetElement',
-    'HTMLMarqueeElement' : '_MarqueeElement',
-    'IDBAny': '_Any', # Suppressed, but needs to exist for Dartium.
     'IDBFactory': 'IdbFactory', # Manual to avoid name conflicts.
     'NavigatorUserMediaErrorCallback': '_NavigatorUserMediaErrorCallback',
     'NavigatorUserMediaSuccessCallback': '_NavigatorUserMediaSuccessCallback',
     'SVGDocument': 'SvgDocument', # Manual to avoid name conflicts.
     'SVGElement': 'SvgElement', # Manual to avoid name conflicts.
     'SVGException': 'SvgException', # Manual of avoid conflict with Exception.
     'SVGSVGElement': 'SvgSvgElement', # Manual to avoid name conflicts.
     'WebGLVertexArrayObjectOES': 'WebGLVertexArrayObject',
     'WebKitAnimationEvent': 'AnimationEvent',
     'WebKitCSSKeyframeRule': 'CssKeyframeRule',
     'WebKitCSSKeyframesRule': 'CssKeyframesRule',
     'WebKitCSSMatrix': 'CssMatrix',
     'WebKitCSSTransformValue': 'CssTransformValue',
     'WebKitPoint': 'DomPoint',
     'WebKitTransitionEvent': 'TransitionEvent',
     'XMLHttpRequest': 'HttpRequest',
     'XMLHttpRequestException': 'HttpRequestException',
     'XMLHttpRequestProgressEvent': 'HttpRequestProgressEvent',
     'XMLHttpRequestUpload': 'HttpRequestUpload',
 })
 
+# Interfaces that are suppressed, but need to still exist for Dartium and to
+# properly wrap DOM objects if/when encountered.
+_removed_html_interfaces = [
+  'HTMLAppletElement',
+  'HTMLBaseFontElement',
+  'HTMLDirectoryElement',
+  'HTMLFontElement',
+  'HTMLFrameElement',
+  'HTMLFrameSetElement',
+  'HTMLMarqueeElement',
+  'IDBAny',
+  'SVGAltGlyphDefElement', # Webkit only.
+  'SVGAltGlyphItemElement', # Webkit only.
+  'SVGAnimateColorElement', # Deprecated. Use AnimateElement instead.
+  'SVGComponentTransferFunctionElement', # Currently not supported anywhere.
+  'SVGCursorElement', # Webkit only.
+  'SVGGradientElement', # Currently not supported anywhere.
+  'SVGFEDropShadowElement', # Webkit only for the following:
+  'SVGFontElement',
+  'SVGFontFaceElement',
+  'SVGFontFaceFormatElement',
+  'SVGFontFaceNameElement',
+  'SVGFontFaceSrcElement',
+  'SVGFontFaceUriElement',
+  'SVGGlyphElement',
+  'SVGGlyphRefElement',
+  'SVGHKernElement',
+  'SVGMissingGlyphElement',
+  'SVGMPathElement',
+  'SVGTRefElement',
+  'SVGVKernElement',
+]
+
+for interface in _removed_html_interfaces:
+  html_interface_renames[interface] = '_' + interface
+
 # Members from the standard dom that should not be exposed publicly in dart:html
 # but need to be exposed internally to implement dart:html on top of a standard
 # browser.
 _private_html_members = monitored.Set('htmlrenamer._private_html_members', [
   'CompositionEvent.initCompositionEvent',
   'CustomEvent.initCustomEvent',
   'DeviceOrientationEvent.initDeviceOrientationEvent',
   'Document.createElement',
   'Document.createElementNS',
   'Document.createEvent',
@@ skipping 487 matching lines @@
 
     # We're looking for a sequence of letters which start with capital letter
     # then a series of caps and finishes with either the end of the string or
     # a capital letter.
     # The [0-9] check is for names such as 2D or 3D
     # The following test cases should match as:
     #   WebKitCSSFilterValue: WebKit(C)(SS)(F)ilterValue
     #   XPathNSResolver: (X)()(P)ath(N)(S)(R)esolver (no change)
     #   IFrameElement: (I)()(F)rameElement (no change)
     return re.sub(r'([A-Z])([A-Z]{2,})([A-Z]|$)', toLower, name)