Update page & frame classes to use OVERRIDE / FINAL when needed

Source/core/frame/SuspendableTimer.h

 /*
  * Copyright (C) 2008 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 20 matching lines @@
 #include "platform/Timer.h"
 
 namespace WebCore {
 
 class SuspendableTimer : public TimerBase, public ActiveDOMObject {
 public:
     explicit SuspendableTimer(ExecutionContext*);
     virtual ~SuspendableTimer();
 
     // ActiveDOMObject
-    virtual bool hasPendingActivity() const;
-    virtual void stop();
-    virtual void suspend();
-    virtual void resume();
+    virtual bool hasPendingActivity() const OVERRIDE FINAL;
+    virtual void stop() OVERRIDE;
+    virtual void suspend() OVERRIDE FINAL;
+    virtual void resume() OVERRIDE FINAL;
 
 private:
     virtual void fired() = 0;
 
     double m_nextFireInterval;
     double m_repeatInterval;
     bool m_active;
 #if !ASSERT_DISABLED
     bool m_suspended;
 #endif
 };
 
 } // namespace WebCore
 
 #endif // SuspendableTimer_h