convert //mash to std::unique_ptr

mash/wm/frame/non_client_frame_view_mash.h

 // 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.
 
 #ifndef MASH_WM_FRAME_NON_CLIENT_FRAME_VIEW_MASH_H_
 #define MASH_WM_FRAME_NON_CLIENT_FRAME_VIEW_MASH_H_
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "components/mus/public/cpp/window_observer.h"
 #include "components/mus/public/cpp/window_tree_connection_observer.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/compositor/paint_cache.h"
 #include "ui/views/window/non_client_view.h"
 
 namespace gfx {
 class Insets;
 }
 
@@ skipping 84 matching lines @@
   class HeaderView;
   HeaderView* header_view_;
 
   DISALLOW_COPY_AND_ASSIGN(NonClientFrameViewMash);
 };
 
 }  // namespace wm
 }  // namespace mash
 
 #endif  // MASH_WM_FRAME_NON_CLIENT_FRAME_VIEW_MASH_H_