Implement '[SecureContext]' IDL attribute for interfaces, methods and attributes.

third_party/WebKit/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 39 matching lines @@
 ])
 
 
 def method_is_visible(method, interface_is_partial):
     if 'overloads' in method:
         return method['overloads']['visible'] and not (method['overloads']['has_partial_overloads'] and interface_is_partial)
     return method['visible'] and 'overload_index' not in method
 
 
 def conditionally_exposed(method):
-    return method['overloads']['exposed_test_all'] if 'overloads' in method else method['exposed_test']
+    exposed = method['overloads']['exposed_test_all'] if 'overloads' in method else method['exposed_test']
+    secure_context = method['overloads']['secure_context_test_all'] if 'overloads' in method else method['secure_context_test']
+    return exposed or secure_context
 
 
 def filter_conditionally_exposed(methods, interface_is_partial):
     return [method for method in methods if (
         method_is_visible(method, interface_is_partial) and conditionally_exposed(method))]
 
 
 def custom_registration(method):
     if 'overloads' in method:
         return (method['overloads']['has_custom_registration_all'] or
@@ skipping 174 matching lines @@
         'on_interface': v8_utilities.on_interface(interface, method),
         'on_prototype': v8_utilities.on_prototype(interface, method),
         'only_exposed_to_private_script': is_only_exposed_to_private_script,
         'origin_trial_enabled_function': v8_utilities.origin_trial_enabled_function_name(method),  # [OriginTrialEnabled]
         'origin_trial_feature_name': v8_utilities.origin_trial_feature_name(method),  # [OriginTrialEnabled]
         'private_script_v8_value_to_local_cpp_value': idl_type.v8_value_to_local_cpp_value(
             extended_attributes, 'v8Value', 'cppValue', isolate='scriptState->isolate()', bailout_return_value='false'),
         'property_attributes': property_attributes(interface, method),
         'returns_promise': method.returns_promise,
         'runtime_enabled_function': v8_utilities.runtime_enabled_function_name(method),  # [RuntimeEnabled]
+        'secure_context_test': v8_utilities.secure_context(method, interface),  # [SecureContext]
         'should_be_exposed_to_script': not (is_implemented_in_private_script and is_only_exposed_to_private_script),
         'use_output_parameter_for_result': idl_type.use_output_parameter_for_result,
         'use_local_result': use_local_result(method),
         'v8_set_return_value': v8_set_return_value(interface.name, method, this_cpp_value),
         'v8_set_return_value_for_main_world': v8_set_return_value(interface.name, method, this_cpp_value, for_main_world=True),
         'visible': is_visible,
         'world_suffixes': ['', 'ForMainWorld'] if 'PerWorldBindings' in extended_attributes else [''],  # [PerWorldBindings],
     }
 
 
@@ skipping 255 matching lines @@
     return method.idl_type and method.idl_type.name == 'Promise'
 
 IdlOperation.returns_promise = property(method_returns_promise)
 
 
 def argument_conversion_needs_exception_state(method, argument):
     idl_type = argument.idl_type
     return (idl_type.v8_conversion_needs_exception_state or
             argument.is_variadic or
             (method.returns_promise and idl_type.is_string_type))