Standardize usage of virtual/override/final specifiers.

ash/wm/immersive_fullscreen_controller.cc

 // Copyright 2013 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.
 
 #include "ash/wm/immersive_fullscreen_controller.h"
 
 #include <set>
 
 #include "ash/ash_constants.h"
 #include "ash/shell.h"
@@ skipping 114 matching lines @@
 // views revealed based on the visibility of bubbles anchored to
 // children of |ImmersiveFullscreenController::top_container_| is separate from
 // the logic related to |ImmersiveFullscreenController::focus_revealed_lock_|
 // so that bubbles which are not activatable and bubbles which do not close
 // upon deactivation also keep the top-of-window views revealed for the
 // duration of their visibility.
 class ImmersiveFullscreenController::BubbleManager
     : public aura::WindowObserver {
  public:
   explicit BubbleManager(ImmersiveFullscreenController* controller);
-  virtual ~BubbleManager();
+  ~BubbleManager() override;
 
   // Start / stop observing changes to |bubble|'s visibility.
   void StartObserving(aura::Window* bubble);
   void StopObserving(aura::Window* bubble);
 
  private:
   // Updates |revealed_lock_| based on whether any of |bubbles_| is visible.
   void UpdateRevealedLock();
 
   // aura::WindowObserver overrides:
-  virtual void OnWindowVisibilityChanged(aura::Window* window,
-                                         bool visible) override;
-  virtual void OnWindowDestroying(aura::Window* window) override;
+  void OnWindowVisibilityChanged(aura::Window* window, bool visible) override;
+  void OnWindowDestroying(aura::Window* window) override;
 
   ImmersiveFullscreenController* controller_;
 
   std::set<aura::Window*> bubbles_;
 
   // Lock which keeps the top-of-window views revealed based on whether any of
   // |bubbles_| is visible.
   scoped_ptr<ImmersiveRevealedLock> revealed_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(BubbleManager);
@@ skipping 789 matching lines @@
         AsBubbleDelegate(transient_child);
     if (bubble_delegate &&
         bubble_delegate->GetAnchorView() &&
         top_container_->Contains(bubble_delegate->GetAnchorView())) {
       bubble_manager_->StartObserving(transient_child);
     }
   }
 }
 
 }  // namespace ash