replace OVERRIDE and FINAL with override and final in chrome/browser/[r-z]*

chrome/browser/screensaver_window_finder_x11.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_SCREENSAVER_WINDOW_FINDER_X11_H_
 #define CHROME_BROWSER_SCREENSAVER_WINDOW_FINDER_X11_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/base/x/x11_util.h"
 
 class ScreensaverWindowFinder : public ui::EnumerateWindowsDelegate {
  public:
   static bool ScreensaverWindowExists();
 
  protected:
-  virtual bool ShouldStopIterating(XID window) OVERRIDE;
+  virtual bool ShouldStopIterating(XID window) override;
 
  private:
   ScreensaverWindowFinder();
 
   bool IsScreensaverWindow(XID window) const;
 
   bool exists_;
 
   DISALLOW_COPY_AND_ASSIGN(ScreensaverWindowFinder);
 };
 
 
 #endif  // CHROME_BROWSER_SCREENSAVER_WINDOW_FINDER_X11_H_