IDL compiler: [ImplementedAs] for [InitializedByEventConstructor]

Source/bindings/scripts/unstable/v8_attributes.py

 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 63 matching lines @@
         attribute.name == 'onerror'):
         includes.add('bindings/v8/V8ErrorHandler.h')
 
     contents = {
         'access_control_list': access_control_list(attribute),
         'activity_logging_world_list_for_getter': v8_utilities.activity_logging_world_list(attribute, 'Getter'),  # [ActivityLogging]
         'activity_logging_world_list_for_setter': v8_utilities.activity_logging_world_list(attribute, 'Setter'),  # [ActivityLogging]
         'cached_attribute_validation_method': extended_attributes.get('CachedAttribute'),
         'conditional_string': v8_utilities.conditional_string(attribute),
         'constructor_type': v8_types.constructor_type(idl_type) if is_constructor_attribute(attribute) else None,
+        'cpp_name': cpp_name(attribute),
         'cpp_type': v8_types.cpp_type(idl_type),
         'deprecate_as': v8_utilities.deprecate_as(attribute),  # [DeprecateAs]
         'enum_validation_expression':
             v8_utilities.enum_validation_expression(idl_type),
         'has_custom_getter': has_custom_getter,
         'has_custom_setter': has_custom_setter,
         'has_strict_type_checking': (
             'StrictTypeChecking' in extended_attributes and
             v8_types.is_interface_type(idl_type)),
         'idl_type': idl_type,
@@ skipping 232 matching lines @@
     if ('NotEnumerable' in extended_attributes or
         is_constructor_attribute(attribute)):
         property_attributes_list.append('v8::DontEnum')
     if 'Unforgeable' in extended_attributes:
         property_attributes_list.append('v8::DontDelete')
     return property_attributes_list or ['v8::None']
 
 
 def is_constructor_attribute(attribute):
     return attribute.idl_type.endswith('Constructor')