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

chrome/browser/ui/app_list/arc/arc_app_context_menu.cc

 // Copyright 2016 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 "chrome/browser/ui/app_list/arc/arc_app_context_menu.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/app_list/app_context_menu_delegate.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_utils.h"
@@ skipping 18 matching lines @@
   AppContextMenu::BuildMenu(menu_model);
   if (CanBeUninstalled()) {
     menu_model->AddSeparator(ui::NORMAL_SEPARATOR);
     menu_model->AddItemWithStringId(UNINSTALL, IDS_APP_LIST_UNINSTALL_ITEM);
   }
 }
 
 bool ArcAppContextMenu::IsCommandIdEnabled(int command_id) const {
   if (command_id == LAUNCH_NEW) {
     ArcAppListPrefs* arc_prefs = ArcAppListPrefs::Get(profile());
-    scoped_ptr<ArcAppListPrefs::AppInfo> app_info = arc_prefs->GetApp(app_id());
+    std::unique_ptr<ArcAppListPrefs::AppInfo> app_info =
+        arc_prefs->GetApp(app_id());
     return app_info && app_info->ready;
   }
   return AppContextMenu::IsCommandIdEnabled(command_id);
 }
 
 void ArcAppContextMenu::ExecuteCommand(int command_id, int event_flags) {
   switch (command_id) {
     case LAUNCH_NEW:
       delegate()->ExecuteLaunchCommand(event_flags);
       break;
     case UNINSTALL:
       UninstallPackage();
       break;
     default:
       AppContextMenu::ExecuteCommand(command_id, event_flags);
   }
 }
 
 void ArcAppContextMenu::UninstallPackage() {
   ArcAppListPrefs* arc_prefs = ArcAppListPrefs::Get(profile());
-  scoped_ptr<ArcAppListPrefs::AppInfo> app_info = arc_prefs->GetApp(app_id());
+  std::unique_ptr<ArcAppListPrefs::AppInfo> app_info =
+      arc_prefs->GetApp(app_id());
   if (!app_info) {
     LOG(ERROR) << "Package being uninstalling does not exist";
     return;
   }
   arc::UninstallPackage(app_info->package_name);
 }
 
 bool ArcAppContextMenu::CanBeUninstalled() const {
   ArcAppListPrefs* arc_prefs = ArcAppListPrefs::Get(profile());
-  scoped_ptr<ArcAppListPrefs::AppInfo> app_info = arc_prefs->GetApp(app_id());
+  std::unique_ptr<ArcAppListPrefs::AppInfo> app_info =
+      arc_prefs->GetApp(app_id());
   return app_info && app_info->ready && !app_info->sticky;
 }