Replace scoped_ptr with std::unique_ptr in //ui

ui/app_list/cocoa/apps_grid_view_item.h

 // Copyright 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_APP_LIST_COCOA_APPS_GRID_VIEW_ITEM_H_
 #define UI_APP_LIST_COCOA_APPS_GRID_VIEW_ITEM_H_
 
 #import <Cocoa/Cocoa.h>
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "ui/app_list/app_list_export.h"
 #import "ui/base/cocoa/tracking_area.h"
 
 namespace app_list {
 class AppListItem;
 class ItemModelObserverBridge;
 }
 
 // AppsGridViewItem is the controller for an NSButton representing an app item
 // on an NSCollectionView controlled by an AppsGridController.
 APP_LIST_EXPORT
 @interface AppsGridViewItem : NSCollectionViewItem {
  @private
-  scoped_ptr<app_list::ItemModelObserverBridge> observerBridge_;
+  std::unique_ptr<app_list::ItemModelObserverBridge> observerBridge_;
   base::scoped_nsobject<NSProgressIndicator> progressIndicator_;
 
   // Used to highlight the background on hover.
   ui::ScopedCrTrackingArea trackingArea_;
 }
 
 @property(readonly, nonatomic) NSProgressIndicator* progressIndicator;
 
 // Designated initializer. |tileSize| is the size of tiles in the grid.
 - (id)initWithSize:(NSSize)tileSize;
@@ skipping 11 matching lines @@
 - (NSMenu*)contextMenu;
 
 // Take a snapshot of the grid cell with correct layout, then hide the button.
 // If |isRestore| is true, the snapshot includes the label and items hidden for
 // the initial snapshot are restored.
 - (NSBitmapImageRep*)dragRepresentationForRestore:(BOOL)isRestore;
 
 @end
 
 #endif  // UI_APP_LIST_COCOA_APPS_GRID_VIEW_ITEM_H_