convert //mash to std::unique_ptr

mash/wm/frame/move_loop_unittest.cc

 // Copyright 2015 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 "mash/wm/frame/move_loop.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "components/mus/public/cpp/tests/test_window.h"
@@ skipping 31 matching lines @@
       {HTTOPRIGHT, 6, 5, gfx::Rect(100, 205, 306, 395)},
   };
 
   for (size_t i = 0; i < arraysize(data); ++i) {
     mus::TestWindow window;
     window.SetBounds(gfx::Rect(100, 200, 300, 400));
     gfx::Point pointer_location(51, 52);
     ui::PointerEvent pointer_down_event(
         ui::ET_POINTER_DOWN, ui::EventPointerType::POINTER_TYPE_TOUCH,
         pointer_location, pointer_location, ui::EF_NONE, 1, base::TimeDelta());
-    scoped_ptr<MoveLoop> move_loop =
+    std::unique_ptr<MoveLoop> move_loop =
         MoveLoop::Create(&window, data[i].ht_location, pointer_down_event);
     ASSERT_TRUE(move_loop.get()) << i;
     pointer_location.Offset(data[i].delta_x, data[i].delta_y);
     ui::PointerEvent pointer_move_event(
         ui::ET_POINTER_MOVED, ui::EventPointerType::POINTER_TYPE_TOUCH,
         pointer_location, pointer_location, ui::EF_NONE, 1, base::TimeDelta());
     ASSERT_EQ(MoveLoop::MoveResult::CONTINUE,
               move_loop->Move(pointer_move_event))
         << i;
     ASSERT_EQ(data[i].expected_bounds, window.bounds());
   }
 }
 
 }  // namespace wm
 }  // namespace mash