Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/app_list/arc/arc_app_model_builder.h

 // Copyright 2015 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 CHROME_BROWSER_UI_APP_LIST_ARC_ARC_APP_MODEL_BUILDER_H_
 #define CHROME_BROWSER_UI_APP_LIST_ARC_ARC_APP_MODEL_BUILDER_H_
 
 #include <stddef.h>
 
+#include <memory>
 #include <string>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/app_list/app_list_model_builder.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 
 class AppListControllerDelegate;
 class ArcAppItem;
 
 // This class populates and maintains ARC apps.
 class ArcAppModelBuilder : public AppListModelBuilder,
                            public ArcAppListPrefs::Observer {
  public:
@@ skipping 12 matching lines @@
   void OnAppIconUpdated(const std::string& app_id,
                         ui::ScaleFactor scale_factor) override;
   void OnAppNameUpdated(const std::string& app_id,
                         const std::string& name) override;
 
   // AppListItemListObserver.
   void OnListItemMoved(size_t from_index,
                        size_t to_index,
                        app_list::AppListItem* item) override;
 
-  scoped_ptr<ArcAppItem> CreateApp(const std::string& app_id,
-                                   const ArcAppListPrefs::AppInfo& info);
+  std::unique_ptr<ArcAppItem> CreateApp(const std::string& app_id,
+                                        const ArcAppListPrefs::AppInfo& info);
 
   ArcAppItem* GetArcAppItem(const std::string& app_id);
 
   ArcAppListPrefs* prefs_ = nullptr;
 
   DISALLOW_COPY_AND_ASSIGN(ArcAppModelBuilder);
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_ARC_ARC_APP_MODEL_BUILDER_H_