Fix bindings when using [CachedAttribute] on Array.

Source/bindings/scripts/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 183 matching lines @@
         if base_idl_type != 'EventHandler' and idl_type.is_interface_type:
             release = True
 
     def v8_set_return_value_statement(for_main_world=False):
         if contents['is_keep_alive_for_gc']:
             return 'v8SetReturnValue(info, wrapper)'
         return idl_type.v8_set_return_value(cpp_value, extended_attributes=extended_attributes, script_wrappable='impl', release=release, for_main_world=for_main_world)
 
     contents.update({
         'cpp_value': cpp_value,
+        # We need to override cpp_value_to_v8_value to make sure the cpp_value being used is in sync.

[haraken, 2014/05/16 11:06:22]

I'd remove this comment.

+        'cpp_value_to_v8_value': idl_type.cpp_value_to_v8_value(cpp_value=cpp_value, creation_context='info.Holder()'),
         'v8_set_return_value_for_main_world': v8_set_return_value_statement(for_main_world=True),
         'v8_set_return_value': v8_set_return_value_statement(),
     })
 
 
 def getter_expression(interface, attribute, contents):
     arguments = []
     this_getter_base_name = getter_base_name(interface, attribute, arguments)
     getter_name = scoped_name(interface, attribute, this_getter_base_name)
 
@@ skipping 207 matching lines @@
     lambda self: strip_suffix(self.base_type, 'Constructor'))
 
 
 def is_constructor_attribute(attribute):
     # FIXME: replace this with [ConstructorAttribute] extended attribute
     return attribute.idl_type.base_type.endswith('Constructor')
 
 
 def generate_constructor_getter(interface, attribute, contents):
     contents['needs_constructor_getter_callback'] = contents['measure_as'] or contents['deprecate_as']