New function to exit the program

src/Module/RobotsTxt.php

@@ -22,7 +22,7 @@
 namespace Friendica\Module;
 
 use Friendica\BaseModule;
-use Friendica\DI;
+use Friendica\Core\System;
 
 /**
  * Return the default robots.txt
@@ -45,7 +45,6 @@ class RobotsTxt extends BaseModule
 		foreach ($allDisalloweds as $disallowed) {
 			echo 'Disallow: ' . $disallowed . PHP_EOL;
 		}
-		DI::page()->logRuntime();
-		exit();
+		System::exit();
 	}
 }