Introduce XMLHttpRequestEventTarget IDL interface

Source/core/xml/XMLHttpRequestUpload.cpp

 /*
  * Copyright (C) 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 33 matching lines @@
 const AtomicString& XMLHttpRequestUpload::interfaceName() const
 {
     return eventNames().interfaceForXMLHttpRequestUpload;
 }
 
 ScriptExecutionContext* XMLHttpRequestUpload::scriptExecutionContext() const
 {
     return m_xmlHttpRequest->scriptExecutionContext();
 }
 
-EventTargetData* XMLHttpRequestUpload::eventTargetData()
-{
-    return &m_eventTargetData;
-}
-
-EventTargetData* XMLHttpRequestUpload::ensureEventTargetData()
-{
-    return &m_eventTargetData;
-}
-
 void XMLHttpRequestUpload::dispatchEventAndLoadEnd(PassRefPtr<Event> event)
 {
     ASSERT(event->type() == eventNames().loadEvent || event->type() == eventNames().abortEvent || event->type() == eventNames().errorEvent || event->type() == eventNames().timeoutEvent);
 
     dispatchEvent(event);
     dispatchEvent(XMLHttpRequestProgressEvent::create(eventNames().loadendEvent));
 }
 
 
 
 } // namespace WebCore