chromium/third_party/blink/web_tests/http/tests/inspector-protocol/resources/ping-redirect.php

<?php
header('HTTP/1.1 307 Temporary Redirect');
header('Expires: Thu, 01 Dec 2003 16:00:00 GMT');
header('Cache-Control: no-cache, must-revalidate');
header('Pragma: no-cache');
header('Location: ping-redirected-page.html');
?>