Standardize usage of virtual/override/final in chrome/browser/ui/

chrome/browser/ui/fullscreen/fullscreen_exit_bubble.h

 // Copyright (c) 2012 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_UI_FULLSCREEN_FULLSCREEN_EXIT_BUBBLE_H_
 #define CHROME_BROWSER_UI_FULLSCREEN_FULLSCREEN_EXIT_BUBBLE_H_
 
 #include "base/timer/timer.h"
 #include "chrome/browser/ui/fullscreen/fullscreen_exit_bubble_type.h"
 #include "ui/gfx/animation/animation_delegate.h"
 #include "ui/gfx/point.h"
 #include "url/gurl.h"
 
 class Browser;
 
 namespace gfx {
 class Rect;
 }
 
 class FullscreenExitBubble : public gfx::AnimationDelegate {
  public:
   explicit FullscreenExitBubble(Browser* browser,
                                 const GURL& url,
                                 FullscreenExitBubbleType bubble_type);
-  virtual ~FullscreenExitBubble();
+  ~FullscreenExitBubble() override;
 
  protected:
   static const int kPaddingPx;           // Amount of padding around the link
   static const int kInitialDelayMs;      // Initial time bubble remains onscreen
   static const int kIdleTimeMs;          // Time before mouse idle triggers hide
   static const int kPositionCheckHz;     // How fast to check the mouse position
   static const int kSlideInRegionHeightPx;
                                          // Height of region triggering
                                          // slide-in
   static const int kPopupTopPx;          // Space between the popup and the top
@@ skipping 70 matching lines @@
   base::RepeatingTimer<FullscreenExitBubble> mouse_position_checker_;
 
   // The most recently seen mouse position, in screen coordinates.  Used to see
   // if the mouse has moved since our last check.
   gfx::Point last_mouse_pos_;
 
   DISALLOW_COPY_AND_ASSIGN(FullscreenExitBubble);
 };
 
 #endif  // CHROME_BROWSER_UI_FULLSCREEN_FULLSCREEN_EXIT_BUBBLE_H_