Rewrite simple uses of base::ListValue::Append(base::Value*) on CrOS.

chrome/browser/chromeos/extensions/users_private/users_private_api.cc

 // 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.
 
 #include "chrome/browser/chromeos/extensions/users_private/users_private_api.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 85 matching lines @@
   }
 
   // Now populate the list of User objects for returning to the JS.
   for (size_t i = 0; i < email_list->GetSize(); ++i) {
     api::users_private::User user;
     email_list->GetString(i, &user.email);
     user.name =
         user_manager->GetUserDisplayEmail(AccountId::FromUserEmail(user.email));
     user.is_owner = chromeos::ProfileHelper::IsOwnerProfile(profile) &&
                     user.email == profile->GetProfileUserName();
-    user_list->Append(user.ToValue().release());
+    user_list->Append(user.ToValue());
   }
 
   return RespondNow(OneArgument(std::move(user_list)));
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // UsersPrivateAddWhitelistedUserFunction
 
 UsersPrivateAddWhitelistedUserFunction::UsersPrivateAddWhitelistedUserFunction()
     : chrome_details_(this) {
@@ skipping 104 matching lines @@
 ExtensionFunction::ResponseAction
 UsersPrivateIsWhitelistManagedFunction::Run() {
   bool is_managed = g_browser_process->platform_part()
                         ->browser_policy_connector_chromeos()
                         ->IsEnterpriseManaged();
   return RespondNow(
       OneArgument(base::MakeUnique<base::FundamentalValue>(is_managed)));
 }
 
 }  // namespace extensions