Remove lots of Text APIs.

sky/engine/core/dom/Node.cpp

 /*
  * 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, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 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
@@ skipping 363 matching lines @@
     exceptionState.throwDOMException(HierarchyRequestError, "This node type does not support this method.");
     return nullptr;
 }
 
 void Node::remove(ExceptionState& exceptionState)
 {
     if (ContainerNode* parent = parentNode())
         parent->removeChild(this, exceptionState);
 }
 
-void Node::normalize()
-{
-    // Go through the subtree beneath us, normalizing all nodes. This means that
-    // any two adjacent text nodes are merged and any empty text nodes are removed.
-
-    RefPtr<Node> node = this;
-    while (Node* firstChild = node->firstChild())
-        node = firstChild;
-    while (node) {
-        if (node == this)
-            break;
-
-        if (node->nodeType() == TEXT_NODE)
-            node = toText(node)->mergeNextSiblingNodesIfPossible();
-        else
-            node = NodeTraversal::nextPostOrder(*node);
-    }
-}
-
 const AtomicString& Node::localName() const
 {
     return nullAtom;
 }
 
 bool Node::isContentEditable(UserSelectAllTreatment treatment)
 {
     document().updateRenderTreeIfNeeded();
     return hasEditableStyle(Editable, treatment);
 }
@@ skipping 1505 matching lines @@
         node->showTreeForThis();
 }
 
 void showNodePath(const blink::Node* node)
 {
     if (node)
         node->showNodePathForThis();
 }
 
 #endif