Implement cross-origin attributes using access check interceptors.

third_party/WebKit/Source/bindings/scripts/v8_interface.py

 # Copyright (C) 2013 Google Inc. All rights reserved.
 # coding=utf-8
 #
 # 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
@@ skipping 1373 matching lines @@
     if is_raises_exception:
         cpp_arguments.append('exceptionState')
     if use_output_parameter_for_result:
         cpp_arguments.append('result')
 
     cpp_value = '%s(%s)' % (cpp_method_name, ', '.join(cpp_arguments))
 
     return {
         'cpp_type': idl_type.cpp_type,
         'cpp_value': cpp_value,
-        'do_not_check_security': 'DoNotCheckSecurity' in extended_attributes,
         'is_call_with_script_state': is_call_with_script_state,
+        'is_cross_origin': 'CrossOrigin' in extended_attributes,
         'is_custom':
             'Custom' in extended_attributes and
             (not extended_attributes['Custom'] or
              has_extended_attribute_value(getter, 'Custom', 'PropertyGetter')),
         'is_custom_property_enumerator': has_extended_attribute_value(
             getter, 'Custom', 'PropertyEnumerator'),
         'is_custom_property_query': has_extended_attribute_value(
             getter, 'Custom', 'PropertyQuery'),
         'is_enumerable': 'NotEnumerable' not in extended_attributes,
         'is_null_expression': is_null_expression(idl_type),
@@ skipping 43 matching lines @@
     extended_attributes = deleter.extended_attributes
     is_call_with_script_state = v8_utilities.has_extended_attribute_value(deleter, 'CallWith', 'ScriptState')
     is_ce_reactions = 'CEReactions' in extended_attributes
     return {
         'is_call_with_script_state': is_call_with_script_state,
         'is_ce_reactions': is_ce_reactions,
         'is_custom': 'Custom' in extended_attributes,
         'is_raises_exception': 'RaisesException' in extended_attributes,
         'name': cpp_name(deleter),
     }