Reapply 12799.

lib/html/scripts/systemnative.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.
 
 """This module provides shared functionality for the systems to generate
 native binding from the IDL database."""
 
 import emitter
 import os
@@ skipping 412 matching lines @@
         cpp_callback_name,
         True,
         function_expression,
         attr,
         [],
         attr.type.id,
         attr.get_raises)
 
   def _AddSetter(self, attr, html_name):
     type_info = self._TypeInfo(attr.type.id)
-    dart_declaration = 'void set %s(%s)' % (html_name, self._DartType(attr.type.id))
+    dart_declaration = 'void set %s(%s value)' % (html_name, self._DartType(attr.type.id))
     is_custom = set(['Custom', 'CustomSetter', 'V8CustomSetter']) & set(attr.ext_attrs)
     cpp_callback_name = self._GenerateNativeBinding(attr.id, 2,
         dart_declaration, 'Setter', is_custom)
     if is_custom:
       return
 
     if 'Reflect' in attr.ext_attrs:
       webcore_function_name = self._TypeInfo(attr.type.id).webcore_setter_name()
     else:
       webcore_function_name = re.sub(r'^(xml(?=[A-Z])|\w)',
@@ skipping 494 matching lines @@
     parent_interface = _FindInHierarchy(database, parent_interface, test)
     if parent_interface:
       return parent_interface
 
 def _ToWebKitName(name):
   name = name[0].lower() + name[1:]
   name = re.sub(r'^(hTML|uRL|jS|xML|xSLT)', lambda s: s.group(1).lower(),
                 name)
   return re.sub(r'^(create|exclusive)', lambda s: 'is' + s.group(1).capitalize(),
                 name)