Standardize usage of virtual/override/final specifiers.

ash/host/ash_window_tree_host_x11.h

 // Copyright 2014 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_HOST_ASH_WINDOW_TREE_HOST_X11_H_
 #define ASH_HOST_ASH_WINDOW_TREE_HOST_X11_H_
 
 #include "ash/ash_export.h"
 #include "ash/host/ash_window_tree_host.h"
 #include "ash/host/transformer_helper.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/env_observer.h"
 #include "ui/aura/window_tree_host_x11.h"
 
 namespace ash {
 class RootWindowTransformer;
 class MouseCursorEventFilter;
 
 class ASH_EXPORT AshWindowTreeHostX11 : public AshWindowTreeHost,
                                         public aura::WindowTreeHostX11,
                                         public aura::EnvObserver {
  public:
   explicit AshWindowTreeHostX11(const gfx::Rect& initial_bounds);
-  virtual ~AshWindowTreeHostX11();
+  ~AshWindowTreeHostX11() override;
 
  private:
   // AshWindowTreeHost:
-  virtual void ToggleFullScreen() override;
-  virtual bool ConfineCursorToRootWindow() override;
-  virtual void UnConfineCursor() override;
-  virtual void SetRootWindowTransformer(
+  void ToggleFullScreen() override;
+  bool ConfineCursorToRootWindow() override;
+  void UnConfineCursor() override;
+  void SetRootWindowTransformer(
       scoped_ptr<RootWindowTransformer> transformer) override;
-  virtual gfx::Insets GetHostInsets() const override;
-  virtual aura::WindowTreeHost* AsWindowTreeHost() override;
-  virtual void UpdateDisplayID(int64 id1, int64 id2) override;
-  virtual void PrepareForShutdown() override;
+  gfx::Insets GetHostInsets() const override;
+  aura::WindowTreeHost* AsWindowTreeHost() override;
+  void UpdateDisplayID(int64 id1, int64 id2) override;
+  void PrepareForShutdown() override;
 
   // aura::WindowTreehost:
-  virtual void SetBounds(const gfx::Rect& bounds) override;
-  virtual gfx::Transform GetRootTransform() const override;
-  virtual void SetRootTransform(const gfx::Transform& transform) override;
-  virtual gfx::Transform GetInverseRootTransform() const override;
-  virtual void UpdateRootWindowSize(const gfx::Size& host_size) override;
-  virtual void OnCursorVisibilityChangedNative(bool show) override;
+  void SetBounds(const gfx::Rect& bounds) override;
+  gfx::Transform GetRootTransform() const override;
+  void SetRootTransform(const gfx::Transform& transform) override;
+  gfx::Transform GetInverseRootTransform() const override;
+  void UpdateRootWindowSize(const gfx::Size& host_size) override;
+  void OnCursorVisibilityChangedNative(bool show) override;
 
   // aura::WindowTreeHostX11:
-  virtual void OnConfigureNotify() override;
-  virtual bool CanDispatchEvent(const ui::PlatformEvent& event) override;
-  virtual void TranslateAndDispatchLocatedEvent(ui::LocatedEvent* event)
-      override;
+  void OnConfigureNotify() override;
+  bool CanDispatchEvent(const ui::PlatformEvent& event) override;
+  void TranslateAndDispatchLocatedEvent(ui::LocatedEvent* event) override;
 
   // EnvObserver overrides.
-  virtual void OnWindowInitialized(aura::Window* window) override;
-  virtual void OnHostInitialized(aura::WindowTreeHost* host) override;
+  void OnWindowInitialized(aura::Window* window) override;
+  void OnHostInitialized(aura::WindowTreeHost* host) override;
 
 #if defined(OS_CHROMEOS)
   // Set the CrOS touchpad "tap paused" property. It is used to temporarily
   // turn off the Tap-to-click feature when the mouse pointer is invisible.
   void SetCrOSTapPaused(bool state);
 #endif
 
   scoped_ptr<XID[]> pointer_barriers_;
 
   TransformerHelper transformer_helper_;
 
   // The display IDs associated with this root window.
   // In single monitor or extended mode dual monitor case, the root window
   // is associated with one display.
   // In mirror mode dual monitors case, the root window is associated with
   // both displays.
   std::pair<int64, int64> display_ids_;
 
   DISALLOW_COPY_AND_ASSIGN(AshWindowTreeHostX11);
 };
 
 }  // namespace ash
 
 #endif  // ASH_HOST_ASH_WINDOW_TREE_HOST_X11_H_