C++11 override style change for athena

athena/input/accelerator_manager_impl.cc

Index: athena/input/accelerator_manager_impl.cc
diff --git a/athena/input/accelerator_manager_impl.cc b/athena/input/accelerator_manager_impl.cc
index bd6fbe636adb16dcc3bf763bcc0da7b424708adc..ecbae30c43d80da750fce2f222ee79abf0dc96a4 100644
--- a/athena/input/accelerator_manager_impl.cc
+++ b/athena/input/accelerator_manager_impl.cc
@@ -49,11 +49,11 @@ class NestedAcceleratorDelegate : public wm::NestedAcceleratorDelegate {
   explicit NestedAcceleratorDelegate(
       AcceleratorManagerImpl* accelerator_manager)
       : accelerator_manager_(accelerator_manager) {}
-  virtual ~NestedAcceleratorDelegate() {}
+  ~NestedAcceleratorDelegate() override {}
 
  private:
   // wm::NestedAcceleratorDelegate:
-  virtual Result ProcessAccelerator(
+  Result ProcessAccelerator(
       const ui::Accelerator& accelerator) override {
     return accelerator_manager_->Process(accelerator) ? RESULT_PROCESSED
                                                       : RESULT_NOT_PROCESSED;
@@ -68,11 +68,11 @@ class AcceleratorDelegate : public wm::AcceleratorDelegate {
  public:
   explicit AcceleratorDelegate(AcceleratorManagerImpl* accelerator_manager)
       : accelerator_manager_(accelerator_manager) {}
-  virtual ~AcceleratorDelegate() {}
+  ~AcceleratorDelegate() override {}
 
  private:
   // wm::AcceleratorDelegate:
-  virtual bool ProcessAccelerator(const ui::KeyEvent& event,
+  bool ProcessAccelerator(const ui::KeyEvent& event,
                                   const ui::Accelerator& accelerator,
                                   KeyType key_type) override {
     aura::Window* target = static_cast<aura::Window*>(event.target());
@@ -92,13 +92,13 @@ class FocusManagerDelegate : public views::FocusManagerDelegate {
  public:
   explicit FocusManagerDelegate(AcceleratorManagerImpl* accelerator_manager)
       : accelerator_manager_(accelerator_manager) {}
-  virtual ~FocusManagerDelegate() {}
+  ~FocusManagerDelegate() override {}
 
-  virtual bool ProcessAccelerator(const ui::Accelerator& accelerator) override {
+  bool ProcessAccelerator(const ui::Accelerator& accelerator) override {
     return accelerator_manager_->Process(accelerator);
   }
 
-  virtual ui::AcceleratorTarget* GetCurrentTargetForAccelerator(
+  ui::AcceleratorTarget* GetCurrentTargetForAccelerator(
       const ui::Accelerator& accelerator) const override {
     return accelerator_manager_->IsRegistered(accelerator, AF_NONE)
                ? accelerator_manager_
@@ -119,9 +119,9 @@ class FocusManagerFactory : public views::FocusManagerFactory {
  public:
   explicit FocusManagerFactory(AcceleratorManagerImpl* accelerator_manager)
       : accelerator_manager_(accelerator_manager) {}
-  virtual ~FocusManagerFactory() {}
+  ~FocusManagerFactory() override {}
 
-  virtual views::FocusManager* CreateFocusManager(
+  views::FocusManager* CreateFocusManager(
       views::Widget* widget,
       bool desktop_widget) override {
     return new views::FocusManager(
@@ -140,7 +140,7 @@ class UIAcceleratorManagerWrapper
  public:
   UIAcceleratorManagerWrapper()
       : ui_accelerator_manager_(new ui::AcceleratorManager) {}
-  virtual ~UIAcceleratorManagerWrapper() {}
+  ~UIAcceleratorManagerWrapper() override {}
 
   virtual void Register(const ui::Accelerator& accelerator,
                         ui::AcceleratorTarget* target) override {
@@ -172,7 +172,7 @@ class FocusManagerWrapper : public AcceleratorManagerImpl::AcceleratorWrapper {
  public:
   explicit FocusManagerWrapper(views::FocusManager* focus_manager)
       : focus_manager_(focus_manager) {}
-  virtual ~FocusManagerWrapper() {}
+  ~FocusManagerWrapper() override {}
 
   virtual void Register(const ui::Accelerator& accelerator,
                         ui::AcceleratorTarget* target) override {