Replace scoped_ptr with std::unique_ptr in //ui

ui/views/widget/desktop_aura/x11_whole_screen_move_loop.h

 // Copyright (c) 2013 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_X11_WHOLE_SCREEN_MOVE_LOOP_H_
 #define UI_VIEWS_WIDGET_DESKTOP_AURA_X11_WHOLE_SCREEN_MOVE_LOOP_H_
 
 #include <stdint.h>
 
 #include "base/callback.h"
@@ skipping 49 matching lines @@
   // Creates an input-only window to be used during the drag.
   XID CreateDragInputWindow(XDisplay* display);
 
   // Dispatch mouse movement event to |delegate_| in a posted task.
   void DispatchMouseMovement();
 
   X11MoveLoopDelegate* delegate_;
 
   // Are we running a nested message loop from RunMoveLoop()?
   bool in_move_loop_;
-  scoped_ptr<ui::ScopedEventDispatcher> nested_dispatcher_;
+  std::unique_ptr<ui::ScopedEventDispatcher> nested_dispatcher_;
 
   // Cursor in use prior to the move loop starting. Restored when the move loop
   // quits.
   gfx::NativeCursor initial_cursor_;
 
   bool should_reset_mouse_flags_;
 
   // An invisible InputOnly window. Keyboard grab and sometimes mouse grab
   // are set on this window.
   XID grab_input_window_;
 
   // Whether the pointer was grabbed on |grab_input_window_|.
   bool grabbed_pointer_;
 
   base::Closure quit_closure_;
 
   // Keeps track of whether the move-loop is cancled by the user (e.g. by
   // pressing escape).
   bool canceled_;
 
-  scoped_ptr<ui::MouseEvent> last_motion_in_screen_;
+  std::unique_ptr<ui::MouseEvent> last_motion_in_screen_;
   base::WeakPtrFactory<X11WholeScreenMoveLoop> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(X11WholeScreenMoveLoop);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_X11_WHOLE_SCREEN_MOVE_LOOP_H_