Oilpan: Replace RefPtrs to Node and its subclasses in core/dom/ with Oilpan transtion types.

Source/core/inspector/DOMEditor.cpp

 /*
  * Copyright (C) 2012 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 287 matching lines @@
     {
     }
 
     virtual bool perform(ExceptionState& exceptionState) OVERRIDE
     {
         return redo(exceptionState);
     }
 
     virtual bool undo(ExceptionState& exceptionState) OVERRIDE
     {
-        m_parentNode->replaceChild(m_oldNode, m_newNode.get(), exceptionState);
+        // FIXME: Oilpan: The first .get() is unnecessary if m_oldNode is a
+        // Persistent or a Member.
+        m_parentNode->replaceChild(m_oldNode.get(), m_newNode.get(), exceptionState);
         return !exceptionState.hadException();
     }
 
     virtual bool redo(ExceptionState& exceptionState) OVERRIDE
     {
-        m_parentNode->replaceChild(m_newNode, m_oldNode.get(), exceptionState);
+        // FIXME: Oilpan: The first .get() is unnecessary if m_newNode is a
+        // Persistent or a Member.
+        m_parentNode->replaceChild(m_newNode.get(), m_oldNode.get(), exceptionState);
         return !exceptionState.hadException();
     }
 
 private:
     RefPtr<Node> m_parentNode;
     RefPtr<Node> m_newNode;
     RefPtr<Node> m_oldNode;
 };
 
 class DOMEditor::SetNodeValueAction FINAL : public InspectorHistory::Action {
@@ skipping 127 matching lines @@
 bool DOMEditor::replaceWholeText(Text* textNode, const String& text, ErrorString* errorString)
 {
     TrackExceptionState exceptionState;
     bool result = replaceWholeText(textNode, text, exceptionState);
     populateErrorString(exceptionState, errorString);
     return result;
 }
 
 } // namespace WebCore