Replace scoped_ptr with std::unique_ptr in //ui

ui/events/gesture_detection/motion_event_generic.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_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_GENERIC_H_
 #define UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_GENERIC_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 76 matching lines @@
   // Removes the PointerProperties at |index|.
   void RemovePointerAt(size_t index);
 
   PointerProperties& pointer(size_t index) { return pointers_[index]; }
   const PointerProperties& pointer(size_t index) const {
     return pointers_[index];
   }
 
   // Add an event to the history. |this| and |event| must have the same pointer
   // count and must both have an action of ACTION_MOVE.
-  void PushHistoricalEvent(scoped_ptr<MotionEvent> event);
+  void PushHistoricalEvent(std::unique_ptr<MotionEvent> event);
 
   void set_action(Action action) { action_ = action; }
   void set_event_time(base::TimeTicks event_time) { event_time_ = event_time; }
   void set_unique_event_id(uint32_t unique_event_id) {
     unique_event_id_ = unique_event_id;
   }
   void set_action_index(int action_index) { action_index_ = action_index; }
   void set_button_state(int button_state) { button_state_ = button_state; }
   void set_flags(int flags) { flags_ = flags; }
 
-  static scoped_ptr<MotionEventGeneric> CloneEvent(const MotionEvent& event);
-  static scoped_ptr<MotionEventGeneric> CancelEvent(const MotionEvent& event);
+  static std::unique_ptr<MotionEventGeneric> CloneEvent(
+      const MotionEvent& event);
+  static std::unique_ptr<MotionEventGeneric> CancelEvent(
+      const MotionEvent& event);
 
  protected:
   MotionEventGeneric();
   MotionEventGeneric(const MotionEvent& event, bool with_history);
   MotionEventGeneric& operator=(const MotionEventGeneric& other);
 
   void PopPointer();
 
  private:
   enum { kTypicalMaxPointerCount = 5 };
 
   Action action_;
   base::TimeTicks event_time_;
   uint32_t unique_event_id_;
   int action_index_;
   int button_state_;
   int flags_;
   base::StackVector<PointerProperties, kTypicalMaxPointerCount> pointers_;
   ScopedVector<MotionEvent> historical_events_;
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_GENERIC_H_