FINALizing of the Node hierarchy.

Source/core/html/shadow/MeterShadowElement.h

 /*
  * Copyright (C) 2011 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 30 matching lines @@
 
 class MeterShadowElement : public HTMLDivElement {
 public:
     MeterShadowElement(Document*);
     HTMLMeterElement* meterElement() const;
 
 private:
     virtual bool rendererIsNeeded(const NodeRenderingContext&);
 };
 
-class MeterInnerElement : public MeterShadowElement {
+class MeterInnerElement FINAL : public MeterShadowElement {
 public:
     MeterInnerElement(Document*);
     static PassRefPtr<MeterInnerElement> create(Document*);
 
 private:
     virtual bool rendererIsNeeded(const NodeRenderingContext&) OVERRIDE;
     virtual RenderObject* createRenderer(RenderArena*, RenderStyle*) OVERRIDE;
 };
 
 inline PassRefPtr<MeterInnerElement> MeterInnerElement::create(Document* document)
 {
     return adoptRef(new MeterInnerElement(document));
 }
 
-class MeterBarElement : public MeterShadowElement {
+class MeterBarElement FINAL : public MeterShadowElement {
 public:
     MeterBarElement(Document* document) 
         : MeterShadowElement(document)
     {
         DEFINE_STATIC_LOCAL(AtomicString, pseudoId, ("-webkit-meter-bar", AtomicString::ConstructFromLiteral));
         setPseudo(pseudoId);
     }
 
     static PassRefPtr<MeterBarElement> create(Document*);
 };
 
 inline PassRefPtr<MeterBarElement> MeterBarElement::create(Document* document)
 {
     return adoptRef(new MeterBarElement(document));
 }
 
-class MeterValueElement : public MeterShadowElement {
+class MeterValueElement FINAL : public MeterShadowElement {
 public:
     MeterValueElement(Document* document) 
         : MeterShadowElement(document)
     {
         updatePseudo();
     }
 
     static PassRefPtr<MeterValueElement> create(Document*);
     void setWidthPercentage(double);
     void updatePseudo() { setPseudo(valuePseudoId()); }
 
 private:
     const AtomicString& valuePseudoId() const;
 };
 
 inline PassRefPtr<MeterValueElement> MeterValueElement::create(Document* document)
 {
     return adoptRef(new MeterValueElement(document));
 }
 
 }
 
 #endif // MeterShadowElement_h