Create unprefixed versions of pointerlockchange & pointerlockerror events.

Source/core/dom/Document.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 252 matching lines @@
     bool hasFocus() const;
 
     // DOM methods & attributes for Document
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(beforecopy);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(beforecut);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(beforepaste);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(copy);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(cut);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(paste);
+    DEFINE_ATTRIBUTE_EVENT_LISTENER(pointerlockchange);
+    DEFINE_ATTRIBUTE_EVENT_LISTENER(pointerlockerror);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(readystatechange);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(search);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(securitypolicyviolation);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(selectionchange);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(selectstart);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchcancel);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchend);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchmove);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(touchstart);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(webkitfullscreenchange);
@@ skipping 1158 matching lines @@
 inline bool Node::isDocumentNode() const
 {
     return this == document();
 }
 
 Node* eventTargetNodeForDocument(Document*);
 
 } // namespace WebCore
 
 #endif // Document_h