Replace scoped_ptr with std::unique_ptr in //ui

ui/views/controls/menu/menu_controller.cc

 // 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.
 
 #include "ui/views/controls/menu/menu_controller.h"
 
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/rtl.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 1167 matching lines @@
   MenuItemView* item = state_.item;
   DCHECK(item);
   // Points are in the coordinates of the submenu, need to map to that of
   // the selected item. Additionally source may not be the parent of
   // the selected item, so need to map to screen first then to item.
   gfx::Point press_loc(location);
   View::ConvertPointToScreen(source->GetScrollViewContainer(), &press_loc);
   View::ConvertPointFromScreen(item, &press_loc);
   gfx::Point widget_loc(press_loc);
   View::ConvertPointToWidget(item, &widget_loc);
-  scoped_ptr<gfx::Canvas> canvas(GetCanvasForDragImage(
+  std::unique_ptr<gfx::Canvas> canvas(GetCanvasForDragImage(
       source->GetWidget(), gfx::Size(item->width(), item->height())));
   item->PaintButton(canvas.get(), MenuItemView::PB_FOR_DRAG);
 
   OSExchangeData data;
   item->GetDelegate()->WriteDragData(item, &data);
   drag_utils::SetDragImageOnDataObject(*canvas,
                                        press_loc.OffsetFromOrigin(),
                                        &data);
   StopScrolling();
   int drag_ops = item->GetDelegate()->GetDragOperations(item);
@@ skipping 1468 matching lines @@
     return;
   }
   if (hot_button_)
     hot_button_->SetHotTracked(false);
   hot_button_ = hot_button;
   if (hot_button)
     hot_button->SetHotTracked(true);
 }
 
 }  // namespace views