C++11 override style change for athena

athena/util/drag_handle.cc

 // 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.
 
 #include "athena/util/drag_handle.h"
 
 #include "ui/views/background.h"
 #include "ui/views/view.h"
 
 namespace athena {
 namespace {
 
 const SkColor kDragHandleColorNormal = SK_ColorGRAY;
 const SkColor kDragHandleColorHot = SK_ColorWHITE;
 
 // This view notifies its delegate of the touch scroll gestures performed on it.
 class DragHandleView : public views::View {
  public:
   DragHandleView(DragHandleScrollDirection scroll_direction,
                  DragHandleScrollDelegate* delegate,
                  int preferred_width,
                  int preferred_height);
-  virtual ~DragHandleView();
+  ~DragHandleView() override;
 
  private:
   void SetColor(SkColor color);
 
   void SetIsScrolling(bool scrolling);
 
   // views::View:
   virtual gfx::Size GetPreferredSize() const override;
   virtual void OnGestureEvent(ui::GestureEvent* event) override;
 
@@ skipping 102 matching lines @@
 views::View* CreateDragHandleView(DragHandleScrollDirection scroll_direction,
                                   DragHandleScrollDelegate* delegate,
                                   int preferred_width,
                                   int preferred_height) {
   views::View* view = new DragHandleView(
       scroll_direction, delegate, preferred_width, preferred_height);
   return view;
 }
 
 }  // namespace athena