Fixes for Chrome 34 merge

tools/dom/scripts/idlnode.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 os
 import sys
 
 
+_operation_suffix_map = {
+  '__getter__': "Getter",
+  '__setter__': "Setter",
+  '__delete__': "Deleter",
+}
+
 class IDLNode(object):
   """Base class for all IDL elements.
   IDLNode may contain various child nodes, and have properties. Examples
   of IDLNode are interfaces, interface members, function arguments,
   etc.
   """
 
   def __init__(self, ast):
     """Initializes an IDLNode from a PegParser AST output."""
     self.id = self._find_first(ast, 'Id') if ast is not None else None
@@ skipping 466 matching lines @@
         self.id = '__getter__'
       elif self.specials == ['setter']:
         self.id = '__setter__'
         # Special case: if it's a setter, ignore 'declared' return type
         self.type = IDLType([('VoidType', None)])
       elif self.specials == ['deleter']:
         self.id = '__delete__'
       else:
         raise Exception('Cannot handle %s: operation has no id' % ast)
 
+      if len(self.arguments) >= 1 and (self.id in _operation_suffix_map) and not self.ext_attrs.get('ImplementedAs'):
+        arg = self.arguments[0]
+        operation_category = 'Named' if arg.type.id == 'DOMString' else 'Indexed'
+        self.ext_attrs.setdefault('ImplementedAs', 'anonymous%s%s' % (operation_category, _operation_suffix_map[self.id]))
+
   def _extra_repr(self):
     return [self.arguments]
 
   def SameSignatureAs(self, operation):
     if self.type != operation.type:
       return False
     return [a.type for a in self.arguments] == [a.type for a in operation.arguments]
 
 class IDLAttribute(IDLMember):
   """IDLNode specialization for 'attribute type name' declarations."""
@@ skipping 55 matching lines @@
   """IDLDictNode specialization for one annotation."""
   def __init__(self, ast=None):
     IDLDictNode.__init__(self, ast)
     self.id = None
     if not ast:
       return
     for arg in self._find_all(ast, 'AnnotationArg'):
       name = self._find_first(arg, 'Id')
       value = self._find_first(arg, 'AnnotationArgValue')
       self[name] = value