Moves DragDropClient to aura/client

ui/views/widget/desktop_aura/desktop_drag_drop_client_win.h

 // Copyright (c) 2012 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_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_DRAG_DROP_CLIENT_WIN_H_
 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_DRAG_DROP_CLIENT_WIN_H_
 
 #include <wrl/client.h>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
+#include "ui/aura/client/drag_drop_client.h"
 #include "ui/views/views_export.h"
-#include "ui/wm/public/drag_drop_client.h"
 
 namespace ui {
 class DragSourceWin;
 }
 
 namespace views {
 class DesktopDropTargetWin;
 
 class VIEWS_EXPORT DesktopDragDropClientWin
     : public aura::client::DragDropClient {
@@ skipping 25 matching lines @@
   scoped_refptr<DesktopDropTargetWin> drop_target_;
 
   base::WeakPtrFactory<DesktopDragDropClientWin> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopDragDropClientWin);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_DRAG_DROP_CLIENT_WIN_H_