Fix for Issue 1075

client/dom/scripts/dartgenerator.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.
 
 """This module generates Dart APIs from the IDL database."""
 
 import emitter
 import idlnode
 import logging
@@ skipping 649 matching lines @@
         argtexts.append('[' + ', '.join(map(FormatArg, optional)) + ']')
       return ', '.join(argtexts)
 
     args = map(lambda *args: DartArg(args),
                *(op.arguments for op in operations))
 
     info = OperationInfo()
     info.overloads = operations
     info.declared_name = operations[0].id
     info.name = operations[0].ext_attrs.get('DartName', info.declared_name)
-    info.js_name = operations[0].ext_attrs.get('ImplementationFunction',
-                                               info.declared_name)
+    info.js_name = info.declared_name
     info.type_name = operations[0].type.id   # TODO: widen.
     info.arg_interface_declaration = FormatArgs(args, True)
     info.arg_implementation_declaration = FormatArgs(args, False)
     info.arg_infos = args
     return info
 
 
   def GenerateOldLibFile(self, lib_template, lib_file_path, file_paths):
     """Generates a lib file from a template and a list of files."""
     # Generate the .lib file.
@@ skipping 1283 matching lines @@
     Arguments:
       info: An OperationInfo object.
     """
     # TODO(vsm): Handle overloads.
     self._members_emitter.Emit(
         '\n'
         '  $TYPE $NAME($ARGS) native;\n',
         TYPE=info.type_name,
         NAME=info.name,
         ARGS=info.arg_implementation_declaration)