Standardize usage of virtual/override/final specifiers.

ash/display/display_controller.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 ASH_DISPLAY_DISPLAY_CONTROLLER_H_
 #define ASH_DISPLAY_DISPLAY_CONTROLLER_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 54 matching lines @@
 
     // Invoked when the all display configuration changes
     // have been applied.
     virtual void OnDisplayConfigurationChanged() {};
 
    protected:
     virtual ~Observer() {}
   };
 
   DisplayController();
-  virtual ~DisplayController();
+  ~DisplayController() override;
 
   void Start();
   void Shutdown();
 
   // Returns primary display's ID.
   // TODO(oshima): Move this out from DisplayController;
   static int64 GetPrimaryDisplayId();
 
   CursorWindowController* cursor_window_controller() {
     return cursor_window_controller_.get();
@@ skipping 51 matching lines @@
   void SetOverscanInsets(int64 display_id, const gfx::Insets& insets_in_dip);
 
   // Checks if the mouse pointer is on one of displays, and moves to
   // the center of the nearest display if it's outside of all displays.
   void EnsurePointerInDisplays();
 
   // Sets the work area's |insets| to the display assigned to |window|.
   bool UpdateWorkAreaOfDisplayNearestWindow(const aura::Window* window,
                                             const gfx::Insets& insets);
   // gfx::DisplayObserver overrides:
-  virtual void OnDisplayAdded(const gfx::Display& display) override;
-  virtual void OnDisplayRemoved(const gfx::Display& display) override;
-  virtual void OnDisplayMetricsChanged(const gfx::Display& display,
-                                       uint32_t metrics) override;
+  void OnDisplayAdded(const gfx::Display& display) override;
+  void OnDisplayRemoved(const gfx::Display& display) override;
+  void OnDisplayMetricsChanged(const gfx::Display& display,
+                               uint32_t metrics) override;
 
   // aura::WindowTreeHostObserver overrides:
-  virtual void OnHostResized(const aura::WindowTreeHost* host) override;
+  void OnHostResized(const aura::WindowTreeHost* host) override;
 
   // aura::DisplayManager::Delegate overrides:
-  virtual void CreateOrUpdateNonDesktopDisplay(const DisplayInfo& info)
-      override;
-  virtual void CloseNonDesktopDisplay() override;
-  virtual void PreDisplayConfigurationChange(bool clear_focus) override;
-  virtual void PostDisplayConfigurationChange() override;
+  void CreateOrUpdateNonDesktopDisplay(const DisplayInfo& info) override;
+  void CloseNonDesktopDisplay() override;
+  void PreDisplayConfigurationChange(bool clear_focus) override;
+  void PostDisplayConfigurationChange() override;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(DisplayControllerTest, BoundsUpdated);
   FRIEND_TEST_ALL_PREFIXES(DisplayControllerTest, SecondaryDisplayLayout);
   friend class DisplayManager;
   friend class MirrorWindowController;
 
   // Creates a WindowTreeHost for |display| and stores it in the
   // |window_tree_hosts_| map.
   AshWindowTreeHost* AddWindowTreeHostForDisplay(
@@ skipping 47 matching lines @@
   gfx::Point cursor_location_in_native_coords_for_restore_;
 
   base::WeakPtrFactory<DisplayController> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DisplayController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_DISPLAY_DISPLAY_CONTROLLER_H_