Revert of Remove webkitConvertPointFromPageToNode() and webkitConvertPointFromNodeToPage()

Source/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 468 matching lines @@
 
     // Used to determine whether range offsets use characters or node indices.
     virtual bool offsetInCharacters() const;
     // Number of DOM 16-bit units contained in node. Note that rendered text length can be different - e.g. because of
     // css-transform:capitalize breaking up precomposed characters and ligatures.
     virtual int maxCharacterOffset() const;
 
     // Whether or not a selection can be started in this object
     virtual bool canStartSelection() const;
 
+    // Getting points into and out of screen space
+    FloatPoint convertToPage(const FloatPoint&) const;
+    FloatPoint convertFromPage(const FloatPoint&) const;
+
     // -----------------------------------------------------------------------------
     // Integration with rendering tree
 
     // As renderer() includes a branch you should avoid calling it repeatedly in hot code paths.
     // Note that if a Node has a renderer, it's parentNode is guaranteed to have one as well.
     RenderObject* renderer() const { return hasRareData() ? m_data.m_rareData->renderer() : m_data.m_renderer; };
     void setRenderer(RenderObject* renderer)
     {
         if (hasRareData())
             m_data.m_rareData->setRenderer(renderer);
@@ skipping 385 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