FINALizing of the Node hierarchy.

Source/core/html/HTMLEmbedElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2006, 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef HTMLEmbedElement_h
 #define HTMLEmbedElement_h
 
 #include "HTMLPlugInImageElement.h"
 
 namespace WebCore {
 
-class HTMLEmbedElement : public HTMLPlugInImageElement {
+class HTMLEmbedElement FINAL : public HTMLPlugInImageElement {
 public:
     static PassRefPtr<HTMLEmbedElement> create(const QualifiedName&, Document*, bool createdByParser);
 
 private:
     HTMLEmbedElement(const QualifiedName&, Document*, bool createdByParser);
 
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     virtual bool isPresentationAttribute(const QualifiedName&) const OVERRIDE;
     virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) OVERRIDE;
 
     virtual bool rendererIsNeeded(const NodeRenderingContext&);
 
     virtual bool isURLAttribute(const Attribute&) const OVERRIDE;
     virtual const AtomicString& imageSourceURL() const OVERRIDE;
 
     virtual RenderWidget* renderWidgetForJSBindings() const;
 
     virtual void updateWidget(PluginCreationOption);
 
     virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const;
 
     void parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues);
 
     virtual bool shouldRegisterAsNamedItem() const OVERRIDE { return true; }
 };
 
 }
 
 #endif