Stop passing raw pointers to base::Value API in c/b/ui

chrome/browser/ui/webui/chromeos/login/supervised_user_creation_screen_handler.cc

 // Copyright 2014 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/webui/chromeos/login/supervised_user_creation_screen_handler.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 221 matching lines @@
        ++it) {
     bool is_owner = ((*it)->GetAccountId().GetUserEmail() == owner);
     auto user_dict = base::MakeUnique<base::DictionaryValue>();
     UserSelectionScreen::FillUserDictionary(
         *it, is_owner, false, /* is_signin_to_add */
         proximity_auth::ScreenlockBridge::LockHandler::OFFLINE_PASSWORD,
         NULL, /* public_session_recommended_locales */
         user_dict.get());
     users_list->Append(std::move(user_dict));
   }
-  data->Set("managers", users_list.release());
+  data->Set("managers", std::move(users_list));
   ShowScreenWithData(OobeScreen::SCREEN_CREATE_SUPERVISED_USER_FLOW,
                      data.get());
 
   if (!delegate_)
     return;
 }
 
 void SupervisedUserCreationScreenHandler::Hide() {
 }
 
@@ skipping 215 matching lines @@
 void SupervisedUserCreationScreenHandler::SetCameraPresent(bool present) {
   CallJS("setCameraPresent", present);
 }
 
 void SupervisedUserCreationScreenHandler::ShowExistingSupervisedUsers(
     const base::ListValue* users) {
   CallJS("setExistingSupervisedUsers", *users);
 }
 
 }  // namespace chromeos