IDL compiler: [CheckSecurity=Frame] interfaces (initial)

Source/bindings/templates/methods.cpp

 {##############################################################################}
 {% macro generate_method(method, world_suffix) %}
 {% filter conditional(method.conditional_string) %}
 static void {{method.name}}{{method.overload_index}}Method{{world_suffix}}(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     {% if method.name in ['addEventListener', 'removeEventListener'] %}
     {{add_remove_event_listener_method(method.name) | indent}}
     {% else %}
     {% if method.number_of_required_arguments %}
     if (UNLIKELY(info.Length() < {{method.number_of_required_arguments}})) {
         throwTypeError(ExceptionMessages::failedToExecute("{{method.name}}", "{{interface_name}}", ExceptionMessages::notEnoughArguments({{method.number_of_required_arguments}}, info.Length())), info.GetIsolate());
         return;
     }
     {% endif %}
     {% if not method.is_static %}
     {{cpp_class_name}}* imp = {{v8_class_name}}::toNative(info.Holder());
     {% endif %}
     {% if method.is_custom_element_callbacks %}
     CustomElementCallbackDispatcher::CallbackDeliveryScope deliveryScope;
     {% endif %}
-    {% if method.is_raises_exception %}
+    {% if method.is_raises_exception or method.is_check_security_for_frame %}
     ExceptionState exceptionState(info.Holder(), info.GetIsolate());
     {% endif %}
+    {% if method.is_check_security_for_frame %}
+    if (!BindingSecurity::shouldAllowAccessToFrame(imp->frame(), exceptionState)) {
+        exceptionState.throwIfNeeded();
+        return;
+    }
+    {% endif %}
     {% if method.is_check_security_for_node %}
     if (!BindingSecurity::shouldAllowAccessToNode(imp->{{method.name}}(exceptionState), exceptionState)) {
         v8SetReturnValueNull(info);
         exceptionState.throwIfNeeded();
         return;
     }
     {% endif %}
     {% for argument in method.arguments %}
     {% if argument.is_optional and not argument.has_default and
           argument.idl_type != 'Dictionary' %}
@@ skipping 168 matching lines @@
     {% endif %}
     {% if method.is_custom %}
     {{v8_class_name}}::{{method.name}}MethodCustom(info);
     {% else %}
     {{cpp_class_name}}V8Internal::{{method.name}}Method{{world_suffix}}(info);
     {% endif %}
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 {% endfilter %}
 {% endmacro %}