Standardize usage of virtual/override/final in ui/

ui/events/gesture_detection/motion_event_generic.h

Index: ui/events/gesture_detection/motion_event_generic.h
diff --git a/ui/events/gesture_detection/motion_event_generic.h b/ui/events/gesture_detection/motion_event_generic.h
index 41911c1b868e04453cbc46f40eced7cb6372fde8..17109cb13801971fc94186d66b0a04b9b3760049 100644
--- a/ui/events/gesture_detection/motion_event_generic.h
+++ b/ui/events/gesture_detection/motion_event_generic.h
@@ -36,28 +36,28 @@ class GESTURE_DETECTION_EXPORT MotionEventGeneric : public MotionEvent {
                      const PointerProperties& pointer);
   MotionEventGeneric(const MotionEventGeneric& other);
 
-  virtual ~MotionEventGeneric();
+  ~MotionEventGeneric() override;
 
   // MotionEvent implementation.
-  virtual int GetId() const override;
-  virtual Action GetAction() const override;
-  virtual int GetActionIndex() const override;
-  virtual size_t GetPointerCount() const override;
-  virtual int GetPointerId(size_t pointer_index) const override;
-  virtual float GetX(size_t pointer_index) const override;
-  virtual float GetY(size_t pointer_index) const override;
-  virtual float GetRawX(size_t pointer_index) const override;
-  virtual float GetRawY(size_t pointer_index) const override;
-  virtual float GetTouchMajor(size_t pointer_index) const override;
-  virtual float GetTouchMinor(size_t pointer_index) const override;
-  virtual float GetOrientation(size_t pointer_index) const override;
-  virtual float GetPressure(size_t pointer_index) const override;
-  virtual ToolType GetToolType(size_t pointer_index) const override;
-  virtual int GetButtonState() const override;
-  virtual int GetFlags() const override;
-  virtual base::TimeTicks GetEventTime() const override;
-  virtual scoped_ptr<MotionEvent> Clone() const override;
-  virtual scoped_ptr<MotionEvent> Cancel() const override;
+  int GetId() const override;
+  Action GetAction() const override;
+  int GetActionIndex() const override;
+  size_t GetPointerCount() const override;
+  int GetPointerId(size_t pointer_index) const override;
+  float GetX(size_t pointer_index) const override;
+  float GetY(size_t pointer_index) const override;
+  float GetRawX(size_t pointer_index) const override;
+  float GetRawY(size_t pointer_index) const override;
+  float GetTouchMajor(size_t pointer_index) const override;
+  float GetTouchMinor(size_t pointer_index) const override;
+  float GetOrientation(size_t pointer_index) const override;
+  float GetPressure(size_t pointer_index) const override;
+  ToolType GetToolType(size_t pointer_index) const override;
+  int GetButtonState() const override;
+  int GetFlags() const override;
+  base::TimeTicks GetEventTime() const override;
+  scoped_ptr<MotionEvent> Clone() const override;
+  scoped_ptr<MotionEvent> Cancel() const override;
 
   void PushPointer(const PointerProperties& pointer);