First part of work to move V8 binding integrity off of vtables.

Source/WebCore/dom/AnimationEvent.cpp

 /*
  * Copyright (C) 2007, 2008 Apple 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:
  * 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 21 matching lines @@
 
 AnimationEventInit::AnimationEventInit()
     : animationName()
     , elapsedTime(0.0)
 {
 }
 
 AnimationEvent::AnimationEvent()
     : m_elapsedTime(0.0)
 {
+    ScriptWrappable::init(this);
 }
 
 AnimationEvent::AnimationEvent(const AtomicString& type, const AnimationEventInit& initializer)
     : Event(type, initializer)
     , m_animationName(initializer.animationName)
     , m_elapsedTime(initializer.elapsedTime)
 {
+    ScriptWrappable::init(this);
 }
 
 AnimationEvent::AnimationEvent(const AtomicString& type, const String& animationName, double elapsedTime)
     : Event(type, true, true)
     , m_animationName(animationName)
     , m_elapsedTime(elapsedTime)
 {
+    ScriptWrappable::init(this);
 }
 
 AnimationEvent::~AnimationEvent()
 {
 }
 
 const String& AnimationEvent::animationName() const
 {
     return m_animationName;
 }
 
 double AnimationEvent::elapsedTime() const
 {
     return m_elapsedTime;
 }
 
 const AtomicString& AnimationEvent::interfaceName() const
 {
     return eventNames().interfaceForAnimationEvent;
 }
 
 } // namespace WebCore