Replace scoped_ptr with std::unique_ptr in //ui

ui/views/controls/scrollbar/base_scroll_bar.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_CONTROLS_SCROLLBAR_BASE_SCROLL_BAR_H_
 #define UI_VIEWS_CONTROLS_SCROLLBAR_BASE_SCROLL_BAR_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "ui/views/animation/scroll_animator.h"
@@ skipping 159 matching lines @@
 
   // An instance of a RepeatController which scrolls the scrollbar continuously
   // as the user presses the mouse button down on the up/down buttons or the
   // track.
   RepeatController repeater_;
 
   // The position of the mouse within the scroll bar when the context menu
   // was invoked.
   int context_menu_mouse_position_;
 
-  scoped_ptr<MenuRunner> menu_runner_;
-  scoped_ptr<ScrollAnimator> scroll_animator_;
+  std::unique_ptr<MenuRunner> menu_runner_;
+  std::unique_ptr<ScrollAnimator> scroll_animator_;
 
   // Difference between current position and cumulative deltas obtained from
   // scroll update events.
   // TODO(tdresser): This should be removed when raw pixel scrolling for views
   // is enabled. See crbug.com/329354.
   gfx::Vector2dF roundoff_error_;
 
   DISALLOW_COPY_AND_ASSIGN(BaseScrollBar);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_SCROLLBAR_BASE_SCROLL_BAR_H_