Update {virtual,override,final} to follow C++11 style in ui.

ui/chromeos/touch_exploration_controller.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 UI_CHROMEOS_TOUCH_EXPLORATION_CONTROLLER_H_
 #define UI_CHROMEOS_TOUCH_EXPLORATION_CONTROLLER_H_
 
 #include "base/time/tick_clock.h"
 #include "base/timer/timer.h"
 #include "base/values.h"
@@ skipping 151 matching lines @@
 //
 // The caller is expected to retain ownership of instances of this class and
 // destroy them before |root_window| is destroyed.
 class UI_CHROMEOS_EXPORT TouchExplorationController
     : public ui::EventRewriter,
       public ui::GestureProviderAuraClient {
  public:
   explicit TouchExplorationController(
       aura::Window* root_window,
       ui::TouchExplorationControllerDelegate* delegate);
-  virtual ~TouchExplorationController();
+  ~TouchExplorationController() override;
 
  private:
   friend class TouchExplorationControllerTestApi;
 
   // Overridden from ui::EventRewriter
-  virtual ui::EventRewriteStatus RewriteEvent(
+  ui::EventRewriteStatus RewriteEvent(
       const ui::Event& event,
       scoped_ptr<ui::Event>* rewritten_event) override;
-  virtual ui::EventRewriteStatus NextDispatchEvent(
-      const ui::Event& last_event, scoped_ptr<ui::Event>* new_event) override;
+  ui::EventRewriteStatus NextDispatchEvent(
+      const ui::Event& last_event,
+      scoped_ptr<ui::Event>* new_event) override;
 
   // Event handlers based on the current state - see State, below.
   ui::EventRewriteStatus InNoFingersDown(
       const ui::TouchEvent& event, scoped_ptr<ui::Event>* rewritten_event);
   ui::EventRewriteStatus InSingleTapPressed(
       const ui::TouchEvent& event, scoped_ptr<ui::Event>* rewritten_event);
   ui::EventRewriteStatus InSingleTapOrTouchExploreReleased(
       const ui::TouchEvent& event, scoped_ptr<ui::Event>* rewritten_event);
   ui::EventRewriteStatus InDoubleTapPending(
       const ui::TouchEvent& event, scoped_ptr<ui::Event>* rewritten_event);
@@ skipping 35 matching lines @@
 
   // Dispatch a new event outside of the event rewriting flow.
   void DispatchEvent(ui::Event* event);
 
   // Overridden from GestureProviderAuraClient.
   //
   // The gesture provider keeps track of all the touch events after
   // the user moves fast enough to trigger a gesture. After the user
   // completes their gesture, this method will decide what keyboard
   // input their gesture corresponded to.
-  virtual void OnGestureEvent(ui::GestureEvent* gesture) override;
+  void OnGestureEvent(ui::GestureEvent* gesture) override;
 
   // Process the gesture events that have been created.
   void ProcessGestureEvents();
 
   void OnSwipeEvent(ui::GestureEvent* swipe_gesture);
 
   void SideSlideControl(ui::GestureEvent* gesture);
 
   // Dispatches the keyboard short cut Shift+Search+<arrow key>
   // outside the event rewritting flow.
@@ skipping 220 matching lines @@
   std::map<int, base::Closure> right_swipe_gestures_;
   std::map<int, base::Closure> up_swipe_gestures_;
   std::map<int, base::Closure> down_swipe_gestures_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchExplorationController);
 };
 
 }  // namespace ui
 
 #endif  // UI_CHROMEOS_TOUCH_EXPLORATION_CONTROLLER_H_