Fixes for Chrome 34 merge

tools/dom/scripts/idlparser.py

 #!/usr/bin/python
 # Copyright (c) 2011, 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 re
 import subprocess
 import tempfile
 
 from pegparser import *
@@ skipping 332 matching lines @@
       return re.compile(r'[\w\_\:\.\<\>]+')
 
     # Extended Attributes:
     def ExtAttrs():
       return ['[', MAYBE(MANY(ExtAttr, ',')), ']']
 
     def ExtAttr():
       return [Id, MAYBE(OR(['=', ExtAttrValue], ExtAttrArgList))]
 
     def ExtAttrValue():
-      return OR(ExtAttrFunctionValue, re.compile(r'[\w&0-9:\-\| ]+'))
+      return OR(ExtAttrFunctionValue, re.compile(r'[\w&0-9:\-\| ]+'), re.compile(r'"[^"]+"\|"[^"]+"'), re.compile(r'"[^"]+"'))
 
     def ExtAttrFunctionValue():
       return [Id, ExtAttrArgList]
 
     def ExtAttrArgList():
       return ['(', MAYBE(MANY(Argument, ',')), ')']
 
     # Annotations - used in the FremontCut IDL grammar:
     def _Annotations():
       return MANY(Annotation)
@@ skipping 58 matching lines @@
     Args:
       content -- text to parse.
       defines -- an array of pre-processor defines.
       includePaths -- an array of path strings used by the
         gcc pre-processor.
     """
     if self._syntax == WEBKIT_SYNTAX:
       content = self._pre_process(content, defines, includePaths)
 
     return self._pegparser.parse(content)