Replace scoped_ptr with std::unique_ptr in //ui

ui/events/gesture_detection/motion_event.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 "ui/events/gesture_detection/motion_event.h"
 
 #include "base/logging.h"
 #include "ui/events/gesture_detection/motion_event_generic.h"
 
 namespace ui {
@@ skipping 33 matching lines @@
       return static_cast<int>(i);
   }
   return -1;
 }
 
 int MotionEvent::GetSourceDeviceId(size_t pointer_index) const {
   NOTIMPLEMENTED();
   return 0;
 }
 
-scoped_ptr<MotionEvent> MotionEvent::Clone() const {
+std::unique_ptr<MotionEvent> MotionEvent::Clone() const {
   return MotionEventGeneric::CloneEvent(*this);
 }
 
-scoped_ptr<MotionEvent> MotionEvent::Cancel() const {
+std::unique_ptr<MotionEvent> MotionEvent::Cancel() const {
   return MotionEventGeneric::CancelEvent(*this);
 }
 
 }  // namespace ui