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

Source/WebCore/html/canvas/WebGLContextEvent.cpp

 /*
  * Copyright (C) 2010 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:
  *
  * 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 18 matching lines @@
 #include "EventNames.h"
 
 namespace WebCore {
 
 WebGLContextEventInit::WebGLContextEventInit()
 {
 }
 
 WebGLContextEvent::WebGLContextEvent()
 {
+    ScriptWrappable::init(this);
 }
 
 WebGLContextEvent::WebGLContextEvent(const AtomicString& type, bool canBubble, bool cancelable, const String& statusMessage)
     : Event(type, canBubble, cancelable)
     , m_statusMessage(statusMessage)
 {
+    ScriptWrappable::init(this);
 }
 
 WebGLContextEvent::WebGLContextEvent(const AtomicString& type, const WebGLContextEventInit& initializer)
     : Event(type, initializer)
     , m_statusMessage(initializer.statusMessage)
 {
+    ScriptWrappable::init(this);
 }
 
 WebGLContextEvent::~WebGLContextEvent()
 {
 }
 
 const AtomicString& WebGLContextEvent::interfaceName() const
 {
     return eventNames().interfaceForWebGLContextEvent;
 }
 
 } // namespace WebCore