Oilpan: Enable oilpan for callback classes

Source/bindings/scripts/v8_methods.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 278 matching lines @@
 # Value handling
 ################################################################################
 
 def cpp_value(interface, method, number_of_arguments):
     def cpp_argument(argument):
         idl_type = argument.idl_type
         if idl_type.name == 'EventListener':
             return argument.name
         if idl_type.is_dictionary:
             return '*%s' % argument.name
-        if (idl_type.is_callback_interface or
-            idl_type.name in ['NodeFilter', 'NodeFilterOrNull',
+        if (idl_type.name in ['NodeFilter', 'NodeFilterOrNull',
                               'XPathNSResolver', 'XPathNSResolverOrNull']):
             # FIXME: remove this special case
             return '%s.release()' % argument.name
         return argument.name
 
     # Truncate omitted optional arguments
     arguments = method.arguments[:number_of_arguments]
     cpp_arguments = []
     if 'ImplementedInPrivateScript' in method.extended_attributes:
         cpp_arguments.append('toFrameIfNotDetached(info.GetIsolate()->GetCurrentContext())')
@@ skipping 160 matching lines @@
 IdlTypeBase.union_arguments = None
 IdlUnionType.union_arguments = property(union_arguments)
 IdlArgument.default_cpp_value = property(argument_default_cpp_value)
 
 
 def v8_conversion_needs_exception_state(argument):
     return (argument.idl_type.v8_conversion_needs_exception_state or
             argument.is_variadic)
 
 IdlArgument.v8_conversion_needs_exception_state = property(v8_conversion_needs_exception_state)