IDL compiler: [PerContextEnabled] for getters

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 31 matching lines @@
 
 def generate_attributes(interface):
     def generate_attribute(attribute):
         attribute_contents, attribute_includes = generate_attribute_and_includes(interface, attribute)
         includes.update(attribute_includes)
         return attribute_contents
 
     includes = set()
     contents = generate_attributes_common(interface)
     contents['attributes'] = [generate_attribute(attribute) for attribute in interface.attributes]
+    contents['has_per_context_enabled_attributes'] = any(attribute['per_context_enabled_function_name'] for attribute in contents['attributes'])
     contents['has_runtime_enabled_attributes'] = any(attribute['runtime_enabled_function_name'] for attribute in contents['attributes'])
     return contents, includes
 
 
 def generate_attributes_common(interface):
     attributes = interface.attributes
     v8_class_name = v8_utilities.v8_class_name(interface)
     return {
         # Size 0 constant array is not allowed in VC++
         'number_of_attributes': 'WTF_ARRAY_LENGTH(%sAttributes)' % v8_class_name if attributes else '0',
         'attribute_templates': '%sAttributes' % v8_class_name if attributes else '0',
     }
 
 
 def generate_attribute_and_includes(interface, attribute):
     idl_type = attribute.data_type
     extended_attributes = attribute.extended_attributes
     this_is_keep_alive_for_gc = is_keep_alive_for_gc(attribute)
     contents = {
         'access_control_list': access_control_list(attribute),
         'cached_attribute_validation_method': extended_attributes.get('CachedAttribute'),
         'conditional_string': v8_utilities.generate_conditional_string(attribute),
         'cpp_type': v8_types.cpp_type(idl_type),
-        'runtime_enabled_function_name': v8_utilities.runtime_enabled_function_name(attribute),  # EnabledAtRuntime
+        'per_context_enabled_function_name': v8_utilities.per_context_enabled_function_name(attribute),  # [PerContextEnabled]
+        'runtime_enabled_function_name': v8_utilities.runtime_enabled_function_name(attribute),  # [RuntimeEnabled]
         'idl_type': idl_type,
         'is_keep_alive_for_gc': this_is_keep_alive_for_gc,
         'is_nullable': attribute.is_nullable,
         'is_static': attribute.is_static,
         'name': attribute.name,
         'property_attributes': property_attributes(attribute),
         'v8_type': v8_types.v8_type(idl_type),
     }
     if has_extended_attribute(attribute, ('Custom', 'CustomGetter')):
         contents['is_custom_getter'] = True
@@ skipping 135 matching lines @@
         return ['v8::ALL_CAN_READ']
     return ['v8::DEFAULT']
 
 
 # [NotEnumerable]
 def property_attributes(attribute):
     property_attributes_list = []
     if 'NotEnumerable' in attribute.extended_attributes:
         property_attributes_list.append('v8::DontEnum')
     return property_attributes_list or ['v8::None']