use global namespace

Author: mutec

files/cron.php

@@ -2,14 +2,14 @@
 
 // phpcs:disable PSR1.Files.SideEffects
 
-define('PACKAGE_ID', 1);
+\define('PACKAGE_ID', 1);
 require_once(__DIR__ . '/global.php');
 use wcf\data\application\ApplicationList;
 use wcf\data\cronjob\CronjobAction;
 use wcf\system\background\BackgroundQueueHandler;
 use wcf\system\WCF;
 
-if (!defined('OFFLINE') || !OFFLINE) {
+if (!\defined('OFFLINE') || !OFFLINE) {
     $applicationList = new ApplicationList();
     $applicationList->readObjects();
 
@@ -21,7 +21,7 @@
     $action->executeAction();
 
     // send up to 5 outstanding mails
-    $limit = min(5, BackgroundQueueHandler::getInstance()->getRunnableCount());
+    $limit = \min(5, BackgroundQueueHandler::getInstance()->getRunnableCount());
     for ($i = 0; $i < $limit; $i++) {
         BackgroundQueueHandler::getInstance()->performNextJob();
     }