Standardize usage of virtual/override/final specifiers.

ash/wm/window_animations.cc

 // 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.
 
 #include "ash/wm/window_animations.h"
 
 #include <math.h>
 
 #include <algorithm>
 #include <vector>
@@ skipping 259 matching lines @@
  public:
   // Observes |window| for destruction, but does not take ownership.
   // Takes ownership of |layer| and its child layers.
   CrossFadeObserver(aura::Window* window,
                     scoped_ptr<ui::LayerTreeOwner> layer_owner)
       : window_(window),
         layer_owner_(layer_owner.Pass()) {
     window_->AddObserver(this);
     layer_owner_->root()->GetCompositor()->AddObserver(this);
   }
-  virtual ~CrossFadeObserver() {
+  ~CrossFadeObserver() override {
     window_->RemoveObserver(this);
     window_ = NULL;
     layer_owner_->root()->GetCompositor()->RemoveObserver(this);
   }
 
   // ui::CompositorObserver overrides:
-  virtual void OnCompositingDidCommit(ui::Compositor* compositor) override {
-  }
-  virtual void OnCompositingStarted(ui::Compositor* compositor,
-                                    base::TimeTicks start_time) override {
-  }
-  virtual void OnCompositingEnded(ui::Compositor* compositor) override {
-  }
-  virtual void OnCompositingAborted(ui::Compositor* compositor) override {
+  void OnCompositingDidCommit(ui::Compositor* compositor) override {}
+  void OnCompositingStarted(ui::Compositor* compositor,
+                            base::TimeTicks start_time) override {}
+  void OnCompositingEnded(ui::Compositor* compositor) override {}
+  void OnCompositingAborted(ui::Compositor* compositor) override {
     // Triggers OnImplicitAnimationsCompleted() to be called and deletes us.
     layer_owner_->root()->GetAnimator()->StopAnimating();
   }
-  virtual void OnCompositingLockStateChanged(
-      ui::Compositor* compositor) override {
-  }
+  void OnCompositingLockStateChanged(ui::Compositor* compositor) override {}
 
   // aura::WindowObserver overrides:
-  virtual void OnWindowDestroying(aura::Window* window) override {
+  void OnWindowDestroying(aura::Window* window) override {
     // Triggers OnImplicitAnimationsCompleted() to be called and deletes us.
     layer_owner_->root()->GetAnimator()->StopAnimating();
   }
-  virtual void OnWindowRemovingFromRootWindow(aura::Window* window,
-                                              aura::Window* new_root) override {
+  void OnWindowRemovingFromRootWindow(aura::Window* window,
+                                      aura::Window* new_root) override {
     layer_owner_->root()->GetAnimator()->StopAnimating();
   }
 
   // ui::ImplicitAnimationObserver overrides:
-  virtual void OnImplicitAnimationsCompleted() override {
-    delete this;
-  }
+  void OnImplicitAnimationsCompleted() override { delete this; }
 
  private:
   aura::Window* window_;  // not owned
   scoped_ptr<ui::LayerTreeOwner> layer_owner_;
 
   DISALLOW_COPY_AND_ASSIGN(CrossFadeObserver);
 };
 
 base::TimeDelta CrossFadeAnimation(
     aura::Window* window,
@@ skipping 184 matching lines @@
     case SHELF_ALIGNMENT_LEFT:
       return gfx::Rect(work_area.x(), work_area.y(), 0, 0);
     case SHELF_ALIGNMENT_RIGHT:
       return gfx::Rect(work_area.right(), work_area.y(), 0, 0);
   }
   NOTREACHED();
   return gfx::Rect();
 }
 
 }  // namespace ash