scheduler: Make DOM window event tasks unthrottled

third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 86 matching lines @@
     : public GarbageCollectedFinalized<PostMessageTimer>,
       public SuspendableTimer {
   USING_GARBAGE_COLLECTED_MIXIN(PostMessageTimer);
 
  public:
   PostMessageTimer(LocalDOMWindow& window,
                    MessageEvent* event,
                    PassRefPtr<SecurityOrigin> targetOrigin,
                    std::unique_ptr<SourceLocation> location,
                    UserGestureToken* userGestureToken)
-      : SuspendableTimer(window.document()),
+      : SuspendableTimer(window.document(), TaskType::Timer),
         m_event(event),
         m_window(&window),
         m_targetOrigin(targetOrigin),
         m_location(std::move(location)),
         m_userGestureToken(userGestureToken),
         m_disposalAllowed(true) {
     InspectorInstrumentation::asyncTaskScheduled(window.document(),
                                                  "postMessage", this);
   }
 
@@ skipping 1497 matching lines @@
   DOMWindow::trace(visitor);
   Supplementable<LocalDOMWindow>::trace(visitor);
 }
 
 DEFINE_TRACE_WRAPPERS(LocalDOMWindow) {
   visitor->traceWrappers(m_customElements);
   DOMWindow::traceWrappers(visitor);
 }
 
 }  // namespace blink