Revert the merge. Mac build is mysteriously broken.

third_party/WebKit/WebCore/html/HTMLFormElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *
  * 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
@@ skipping 98 matching lines @@
 void HTMLFormElement::removedFromDocument()
 {
     if (document()->isHTMLDocument())
         static_cast<HTMLDocument*>(document())->removeNamedItem(m_name);
    
     HTMLElement::removedFromDocument();
 }
 
 void HTMLFormElement::handleLocalEvents(Event* event, bool useCapture)
 {
-    Node* targetNode = event->target()->toNode();
+    EventTargetNode* targetNode = event->target()->toNode();
     if (!useCapture && targetNode && targetNode != this && (event->type() == eventNames().submitEvent || event->type() == eventNames().resetEvent)) {
         event->stopPropagation();
         return;
     }
     HTMLElement::handleLocalEvents(event, useCapture);
 }
 
 unsigned HTMLFormElement::length() const
 {
     int len = 0;
@@ skipping 500 matching lines @@
     ASSERT(inputElement->isChecked());
     ASSERT(element->isRadioButton());
 
     m_nameToCheckedRadioButtonMap->remove(it);
     if (m_nameToCheckedRadioButtonMap->isEmpty())
         m_nameToCheckedRadioButtonMap.clear();
 }
 
 } // namespace