Revert of [Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/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 815 matching lines @@
     // When a node has rare data we move the layoutObject into the rare data.
     union DataUnion {
         DataUnion() : m_layoutObject(nullptr) { }
         // LayoutObjects are fully owned by their DOM node. See LayoutObject's
         // LIFETIME documentation section.
         LayoutObject* m_layoutObject;
         NodeRareDataBase* m_rareData;
     } m_data;
 };
 
+inline void Node::setParentOrShadowHostNode(ContainerNode* parent)
+{
+    ASSERT(isMainThread());
+    m_parentOrShadowHostNode = parent;
+}
+
 inline ContainerNode* Node::parentOrShadowHostNode() const
 {
     ASSERT(isMainThread());
     return m_parentOrShadowHostNode;
 }
 
 inline ContainerNode* Node::parentNode() const
 {
     return isShadowRoot() ? nullptr : parentOrShadowHostNode();
 }
@@ skipping 63 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 // Node_h