HTMLDetailsElement should fire a 'toggle' event

Source/core/html/HTMLDetailsElement.h

 /*
  * Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 17 matching lines @@
 class HTMLDetailsElement FINAL : public HTMLElement {
 public:
     static PassRefPtr<HTMLDetailsElement> create(Document&);
     void toggleOpen();
 
     Element* findMainSummary() const;
 
 private:
     explicit HTMLDetailsElement(Document&);
 
+    void toggleEventTimerFired(Timer<HTMLDetailsElement>*);
+    void dispatchToggleEventAsync();
+
     virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     virtual void didAddUserAgentShadowRoot(ShadowRoot&) OVERRIDE;
     virtual bool isInteractiveContent() const OVERRIDE;
 
+    Timer<HTMLDetailsElement> m_toggleEventTimer;
     bool m_isOpen;
 };
 
 } // namespace WebCore
 
 #endif // HTMLDetailsElement_h