FINALizing of the Node hierarchy.

Source/core/dom/ProcessingInstruction.h

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2006 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 13 matching lines @@
 
 #include "Node.h"
 #include "core/loader/cache/CachedResourceHandle.h"
 #include "core/loader/cache/CachedStyleSheetClient.h"
 
 namespace WebCore {
 
 class StyleSheet;
 class CSSStyleSheet;
 
-class ProcessingInstruction : public Node, private CachedStyleSheetClient {
+class ProcessingInstruction FINAL : public Node, private CachedStyleSheetClient {
 public:
     static PassRefPtr<ProcessingInstruction> create(Document*, const String& target, const String& data);
     virtual ~ProcessingInstruction();
 
     const String& target() const { return m_target; }
     const String& data() const { return m_data; }
     void setData(const String&, ExceptionCode&);
 
     void setCreatedByParser(bool createdByParser) { m_createdByParser = createdByParser; }
 
@@ skipping 41 matching lines @@
     bool m_loading;
     bool m_alternate;
     bool m_createdByParser;
     bool m_isCSS;
     bool m_isXSL;
 };
 
 } //namespace
 
 #endif