chromium/chrome/test/data/previews/client_redirect_base.html

<html>
  <head>
    <!-- Disable referrer to test that the redirect loop detection works even
         when referrer policy prevents setting of referrer-->
    <meta name="referrer" content="no-referrer" />
    <title>Test page that client redirects to another page (that may loop back).</title>
    <script>
    document.location.href = "/client_redirect_loop_with_defer_all_script.html";
    </script>
  </head>
</html>