ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

third_party/WebKit/Source/modules/notifications/Notification.h

 /*
  * 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
@@ skipping 39 matching lines @@
 #include "public/platform/modules/permissions/permission_status.mojom-blink.h"
 
 namespace blink {
 
 class ExecutionContext;
 class NotificationOptions;
 class NotificationPermissionCallback;
 class NotificationResourcesLoader;
 class ScriptState;
 
-class MODULES_EXPORT Notification final : public EventTargetWithInlineData,
-                                          public ActiveScriptWrappable,
-                                          public SuspendableObject,
-                                          public WebNotificationDelegate {
+class MODULES_EXPORT Notification final
+    : public EventTargetWithInlineData,
+      public ActiveScriptWrappable<Notification>,
+      public SuspendableObject,
+      public WebNotificationDelegate {
   USING_GARBAGE_COLLECTED_MIXIN(Notification);
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   // Used for JavaScript instantiations of non-persistent notifications. Will
   // automatically schedule for the notification to be displayed to the user
   // when the developer-provided data is valid.
   static Notification* create(ExecutionContext*,
                               const String& title,
                               const NotificationOptions&,
@@ skipping 102 matching lines @@
   String m_notificationId;
 
   Member<AsyncMethodRunner<Notification>> m_prepareShowMethodRunner;
 
   Member<NotificationResourcesLoader> m_loader;
 };
 
 }  // namespace blink
 
 #endif  // Notification_h