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

Source/WebCore/Modules/webaudio/AudioProcessingEvent.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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 27 matching lines @@
     return adoptRef(new AudioProcessingEvent);
 }
 
 PassRefPtr<AudioProcessingEvent> AudioProcessingEvent::create(PassRefPtr<AudioBuffer> inputBuffer, PassRefPtr<AudioBuffer> outputBuffer)
 {
     return adoptRef(new AudioProcessingEvent(inputBuffer, outputBuffer));
 }
 
 AudioProcessingEvent::AudioProcessingEvent()
 {
+    ScriptWrappable::init(this);
 }
 
 AudioProcessingEvent::AudioProcessingEvent(PassRefPtr<AudioBuffer> inputBuffer, PassRefPtr<AudioBuffer> outputBuffer)
     : Event(eventNames().audioprocessEvent, true, false)
     , m_inputBuffer(inputBuffer)
     , m_outputBuffer(outputBuffer)
 {
+    ScriptWrappable::init(this);
 }
 
 AudioProcessingEvent::~AudioProcessingEvent()
 {
 }
 
 const AtomicString& AudioProcessingEvent::interfaceName() const
 {
     return eventNames().interfaceForAudioProcessingEvent;
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(WEB_AUDIO)