Remove dead markup serialization code.

sky/engine/web/WebNode.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 18 matching lines @@
  */
 
 #include "sky/engine/config.h"
 #include "sky/engine/public/web/WebNode.h"
 
 #include "sky/engine/bindings/core/v8/ExceptionState.h"
 #include "sky/engine/core/dom/Document.h"
 #include "sky/engine/core/dom/Element.h"
 #include "sky/engine/core/dom/Node.h"
 #include "sky/engine/core/dom/NodeList.h"
-#include "sky/engine/core/editing/markup.h"
 #include "sky/engine/core/events/Event.h"
 #include "sky/engine/core/html/HTMLElement.h"
 #include "sky/engine/core/rendering/RenderObject.h"
 #include "sky/engine/platform/Widget.h"
 #include "sky/engine/public/platform/WebString.h"
 #include "sky/engine/public/platform/WebVector.h"
 #include "sky/engine/public/web/WebDocument.h"
 #include "sky/engine/public/web/WebElement.h"
 #include "sky/engine/web/FrameLoaderClientImpl.h"
 #include "sky/engine/web/WebLocalFrameImpl.h"
@@ skipping 58 matching lines @@
 WebNode WebNode::nextSibling() const
 {
     return WebNode(m_private->nextSibling());
 }
 
 bool WebNode::hasChildNodes() const
 {
     return m_private->hasChildren();
 }
 
-WebString WebNode::createMarkup() const
-{
-    return blink::createMarkup(m_private.get());
-}
-
 bool WebNode::isLink() const
 {
     return m_private->isLink();
 }
 
 bool WebNode::isTextNode() const
 {
     return m_private->isTextNode();
 }
 
@@ skipping 76 matching lines @@
     m_private = node;
     return *this;
 }
 
 WebNode::operator PassRefPtr<Node>() const
 {
     return m_private.get();
 }
 
 } // namespace blink