Oilpan: Remove guardRef and guardDeref from TreeScope.

Source/core/dom/ContainerNode.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 Apple Inc. All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
@@ skipping 75 matching lines @@
 {
     while (RefPtr<Node> child = oldParent.firstChild()) {
         oldParent.parserRemoveChild(*child);
         treeScope().adoptIfNeeded(*child);
         parserAppendChild(child.get());
     }
 }
 
 ContainerNode::~ContainerNode()
 {
+#if !ENABLE(OILPAN)
     willBeDeletedFromDocument();
+#endif
     removeDetachedChildren();
 }
 
 bool ContainerNode::isChildTypeAllowed(const Node& child) const
 {
     if (!child.isDocumentFragment())
         return childTypeAllowed(child.nodeType());
 
     for (Node* node = child.firstChild(); node; node = node->nextSibling()) {
         if (!childTypeAllowed(node->nodeType()))
@@ skipping 1068 matching lines @@
         return true;
 
     if (node->isElementNode() && toElement(node)->shadow())
         return true;
 
     return false;
 }
 #endif
 
 } // namespace WebCore