C++11 override style change for athena

athena/home/home_card_impl.h

Index: athena/home/home_card_impl.h
diff --git a/athena/home/home_card_impl.h b/athena/home/home_card_impl.h
index 5dca79933946b4a40ab85b9916f262fc9f28fe28..70ae0684a584373762c305c2e4c4845c84adcb68 100644
--- a/athena/home/home_card_impl.h
+++ b/athena/home/home_card_impl.h
@@ -41,7 +41,7 @@ class ATHENA_EXPORT HomeCardImpl : public HomeCard,
  public:
   HomeCardImpl(scoped_ptr<AppModelBuilder> model_builder,
                scoped_ptr<SearchControllerFactory> search_factory);
-  virtual ~HomeCardImpl();
+  ~HomeCardImpl() override;
 
   void Init();
 
@@ -54,29 +54,29 @@ class ATHENA_EXPORT HomeCardImpl : public HomeCard,
   void InstallAccelerators();
 
   // Overridden from HomeCard:
-  virtual void SetState(HomeCard::State state) override;
-  virtual State GetState() override;
-  virtual void UpdateVirtualKeyboardBounds(
+  void SetState(HomeCard::State state) override;
+  State GetState() override;
+  void UpdateVirtualKeyboardBounds(
       const gfx::Rect& bounds) override;
 
   // AcceleratorHandler:
-  virtual bool IsCommandEnabled(int command_id) const override;
-  virtual bool OnAcceleratorFired(int command_id,
+  bool IsCommandEnabled(int command_id) const override;
+  bool OnAcceleratorFired(int command_id,
                                   const ui::Accelerator& accelerator) override;
 
   // HomeCardGestureManager::Delegate:
-  virtual void OnGestureEnded(HomeCard::State final_state,
+  void OnGestureEnded(HomeCard::State final_state,
                               bool is_fling) override;
-  virtual void OnGestureProgressed(
+  void OnGestureProgressed(
       HomeCard::State from_state,
       HomeCard::State to_state,
       float progress) override;
 
   // WindowManagerObserver:
-  virtual void OnOverviewModeEnter() override;
-  virtual void OnOverviewModeExit() override;
-  virtual void OnSplitViewModeEnter() override;
-  virtual void OnSplitViewModeExit() override;
+  void OnOverviewModeEnter() override;
+  void OnOverviewModeExit() override;
+  void OnSplitViewModeEnter() override;
+  void OnSplitViewModeExit() override;
 
   scoped_ptr<AppModelBuilder> model_builder_;
   scoped_ptr<SearchControllerFactory> search_factory_;