Update CSS classes to use OVERRIDE / FINAL when needed

Source/core/css/CSSFontSelector.h

 /*
  * Copyright (C) 2007, 2008, 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 44 matching lines @@
     void clearResourceFetcher();
 
 private:
     void beginLoadTimerFired(Timer<FontLoader>*);
 
     Timer<FontLoader> m_beginLoadingTimer;
     Vector<ResourcePtr<FontResource> > m_fontsToBeginLoading;
     ResourceFetcher* m_resourceFetcher;
 };
 
-class CSSFontSelector : public FontSelector {
+class CSSFontSelector FINAL : public FontSelector {
 public:
     static PassRefPtr<CSSFontSelector> create(Document* document)
     {
         return adoptRef(new CSSFontSelector(document));
     }
     virtual ~CSSFontSelector();
 
     virtual unsigned version() const OVERRIDE { return m_cssSegmentedFontFaceCache.version(); }
 
-    virtual PassRefPtr<FontData> getFontData(const FontDescription&, const AtomicString&);
+    virtual PassRefPtr<FontData> getFontData(const FontDescription&, const AtomicString&) OVERRIDE;
     CSSSegmentedFontFace* getFontFace(const FontDescription&, const AtomicString& family);
     virtual void willUseFontData(const FontDescription&, const AtomicString& family) OVERRIDE;
 
     void clearDocument();
 
     void addFontFaceRule(const StyleRuleFontFace*, PassRefPtr<CSSFontFace>);
     void removeFontFaceRule(const StyleRuleFontFace*);
 
     void fontLoaded();
-    virtual void fontCacheInvalidated();
+    virtual void fontCacheInvalidated() OVERRIDE;
 
-    virtual void registerForInvalidationCallbacks(FontSelectorClient*);
-    virtual void unregisterForInvalidationCallbacks(FontSelectorClient*);
+    virtual void registerForInvalidationCallbacks(FontSelectorClient*) OVERRIDE;
+    virtual void unregisterForInvalidationCallbacks(FontSelectorClient*) OVERRIDE;
 
     Document* document() const { return m_document; }
 
     const GenericFontFamilySettings& genericFontFamilySettings() const { return m_genericFontFamilySettings; }
 
     void beginLoadingFontSoon(FontResource*);
     void loadPendingFonts();
 
 private:
     explicit CSSFontSelector(Document*);
 
     void dispatchInvalidationCallbacks();
 
     Document* m_document;
     // FIXME: Move to Document or StyleEngine.
     CSSSegmentedFontFaceCache m_cssSegmentedFontFaceCache;
     HashSet<FontSelectorClient*> m_clients;
 
     FontLoader m_fontLoader;
     GenericFontFamilySettings m_genericFontFamilySettings;
 };
 
 } // namespace WebCore
 
 #endif // CSSFontSelector_h