Remove DOMSettableTokenList.

sky/engine/core/dom/Node.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.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 28 matching lines @@
 #include "sky/engine/platform/weborigin/KURLHash.h"
 #include "sky/engine/wtf/Forward.h"
 
 // This needs to be here because Document.h also depends on it.
 #define DUMP_NODE_STATISTICS 0
 
 namespace blink {
 
 class Attribute;
 class ContainerNode;
-class DOMSettableTokenList;
 class Document;
 class Element;
 class Event;
 class EventDispatchMediator;
 class EventListener;
 class ExceptionState;
 class FloatPoint;
 class LocalFrame;
 class HTMLQualifiedName;
 class IntRect;
@@ skipping 645 matching lines @@
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const blink::Node*);
 void showTree(const blink::Node*);
 void showNodePath(const blink::Node*);
 #endif
 
 #endif  // SKY_ENGINE_CORE_DOM_NODE_H_