Remove ThreadLocalEventNames

Source/core/events/MouseEvent.cpp

 /*
  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2003, 2005, 2006, 2008 Apple Inc. All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
@@ skipping 142 matching lines @@
     m_relatedTarget = relatedTarget;
 
     initCoordinates(IntPoint(clientX, clientY));
 
     // FIXME: m_isSimulated is not set to false here.
     // FIXME: m_clipboard is not set to 0 here.
 }
 
 const AtomicString& MouseEvent::interfaceName() const
 {
-    return eventNames().interfaceForMouseEvent;
+    return EventNames::MouseEvent;
 }
 
 bool MouseEvent::isMouseEvent() const
 {
     return true;
 }
 
 bool MouseEvent::isDragEvent() const
 {
     const AtomicString& t = type();
@@ skipping 107 matching lines @@
                                      event()->button(), relatedTarget);
     if (event()->defaultHandled())
         doubleClickEvent->setDefaultHandled();
     EventDispatcher::dispatchEvent(dispatcher->node(), MouseEventDispatchMediator::create(doubleClickEvent));
     if (doubleClickEvent->defaultHandled() || doubleClickEvent->defaultPrevented())
         return false;
     return !swallowEvent;
 }
 
 } // namespace WebCore