Update web classes to use OVERRIDE / FINAL when needed

Source/web/WebDevToolsFrontendImpl.h

 /*
  * Copyright (C) 2010 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 29 matching lines @@
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class WebDevToolsClientDelegate;
 class WebViewImpl;
 struct WebDevToolsMessageData;
 
 using WTF::String;
 
-class WebDevToolsFrontendImpl : public blink::WebDevToolsFrontend {
+class WebDevToolsFrontendImpl FINAL : public blink::WebDevToolsFrontend {
     WTF_MAKE_NONCOPYABLE(WebDevToolsFrontendImpl);
 public:
     WebDevToolsFrontendImpl(
         blink::WebViewImpl* webViewImpl,
         blink::WebDevToolsFrontendClient* client,
         const String& applicationLocale);
     virtual ~WebDevToolsFrontendImpl();
 
     // WebDevToolsFrontend implementation.
-    virtual void dispatchOnInspectorFrontend(const WebString& message);
+    virtual void dispatchOnInspectorFrontend(const WebString& message) OVERRIDE;
 
 private:
     class InspectorFrontendResumeObserver;
     void resume();
     void maybeDispatch(WebCore::Timer<WebDevToolsFrontendImpl>*);
     void doDispatchOnInspectorFrontend(const WebString& message);
 
     blink::WebViewImpl* m_webViewImpl;
     blink::WebDevToolsFrontendClient* m_client;
     String m_applicationLocale;
     OwnPtr<InspectorFrontendResumeObserver> m_inspectorFrontendResumeObserver;
     Deque<WebString> m_messages;
     WebCore::Timer<WebDevToolsFrontendImpl> m_inspectorFrontendDispatchTimer;
 };
 
 } // namespace blink
 
 #endif