Fix sound not playing in Dartium checked mode.

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
 
 typed_array_renames = {
     'ArrayBuffer': 'ByteBuffer',
@@ skipping 204 matching lines @@
   'StorageEvent',           # 45 Roll hide default constructor use Dart's custom
   'UIEvent',                # 45 Roll hide default constructor use Dart's custom
   'WheelEvent',             # 45 Roll hide default constructor use Dart's custom
 ])
 
 # 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. They are exposed simply by placing an underscore in front of the
 # name.
 private_html_members = monitored.Set('htmlrenamer.private_html_members', [
-  'AudioContext.decodeAudioData',
   'AudioNode.connect',
   'Cache.add',
   'Cache.delete',
   'Cache.keys',
   'Cache.match',
   'Cache.matchAll',
   'Cache.put',
   'CanvasRenderingContext2D.arc',
   'CanvasRenderingContext2D.drawImage',
   'CanvasRenderingContext2D.getLineDash',
@@ skipping 291 matching lines @@
 # dart:html.  These could be expressed in the IDL instead but expressing this
 # as a simple table instead is more concise.
 # Syntax is: ClassName.(get\:|set\:|call\:|on\:)?MemberName
 # Using get: and set: is optional and should only be used when a getter needs
 # to be suppressed but not the setter, etc.
 # Prepending ClassName with = will only match against direct class, not for
 # subclasses.
 # TODO(jacobr): cleanup and augment this list.
 removed_html_members = monitored.Set('htmlrenamer.removed_html_members', [
     'Attr.textContent', # Not needed as it is the same as Node.textContent.
+    'AudioContext.decodeAudioData',
     'AudioBufferSourceNode.looping', # TODO(vsm): Use deprecated IDL annotation
     'CSSStyleDeclaration.getPropertyCSSValue',
     'CanvasRenderingContext2D.clearShadow',
     'CanvasRenderingContext2D.drawImageFromRect',
     'CanvasRenderingContext2D.setAlpha',
     'CanvasRenderingContext2D.setCompositeOperation',
     'CanvasRenderingContext2D.setFillColor',
     'CanvasRenderingContext2D.setLineCap',
     'CanvasRenderingContext2D.setLineJoin',
     'CanvasRenderingContext2D.setLineWidth',
@@ skipping 554 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)