Remove GarbageCollected support from the bindings

sky/engine/bindings/scripts/code_generator_v8.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 106 matching lines @@
             for interface_name, interface_info in interfaces_info.iteritems()
             if interface_info['is_callback_interface']))
         IdlType.set_dictionaries(set(
             dictionary_name
             for dictionary_name, interface_info in interfaces_info.iteritems()
             if interface_info['is_dictionary']))
         IdlType.set_implemented_as_interfaces(dict(
             (interface_name, interface_info['implemented_as'])
             for interface_name, interface_info in interfaces_info.iteritems()
             if interface_info['implemented_as']))
-        IdlType.set_garbage_collected_types(set(
-            interface_name
-            for interface_name, interface_info in interfaces_info.iteritems()
-            if 'GarbageCollected' in interface_info['inherited_extended_attributes']))
-        IdlType.set_will_be_garbage_collected_types(set(
-            interface_name
-            for interface_name, interface_info in interfaces_info.iteritems()
-            if 'WillBeGarbageCollected' in interface_info['inherited_extended_attributes']))
         v8_types.set_component_dirs(dict(
             (interface_name, interface_info['component_dir'])
             for interface_name, interface_info in interfaces_info.iteritems()))
 
     def generate_code(self, definitions, definition_name):
         """Returns .h/.cpp code as ((path, content)...)."""
         # Set local type info
         IdlType.set_callback_functions(definitions.callback_functions.keys())
         IdlType.set_enums((enum.name, enum.values)
                           for enum in definitions.enumerations.values())
@@ skipping 175 matching lines @@
 
     # Create a dummy file as output for the build system,
     # since filenames of individual cache files are unpredictable and opaque
     # (they are hashes of the template path, which varies based on environment)
     with open(dummy_filename, 'w') as dummy_file:
         pass  # |open| creates or touches the file
 
 
 if __name__ == '__main__':
     sys.exit(main(sys.argv))