Remove more API from Node and ContainerNode.

sky/engine/core/dom/Document.cpp

 /*
  * 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, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 626 matching lines @@
             return false;
     }
 
     return true;
 }
 
 PassRefPtr<Node> Document::importNode(Node* importedNode, bool deep, ExceptionState& exceptionState)
 {
     switch (importedNode->nodeType()) {
     case TEXT_NODE:
-        return createTextNode(importedNode->nodeValue());
+        return createTextNode(toText(importedNode)->data());
     case ELEMENT_NODE: {
         Element* oldElement = toElement(importedNode);
         RefPtr<Element> newElement = createElement(oldElement->tagQName(), false);
 
         newElement->cloneDataFromElement(*oldElement);
 
         if (deep) {
             if (!importContainerNodeChildren(oldElement, newElement, exceptionState))
                 return nullptr;
             if (isHTMLTemplateElement(*oldElement)
@@ skipping 2468 matching lines @@
 using namespace blink;
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (WeakDocumentSet::const_iterator it = set.begin(); it != set.end(); ++it) {
         fprintf(stderr, "- Document %p URL: %s\n", *it, (*it)->url().string().utf8().data());
     }
 }
 #endif