<!DOCTYPE html>
<meta charset="utf-8">
<title>Tests Stale While Revalidate works for css</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<body>
<script>

var request_token = token();
let link_src = "./resources/stale-css.py?token=" + request_token;

let loadLink = async() => {
  let link = document.createElement("link");
  link.rel = "stylesheet";
  link.type = "text/css";
  link.href = "resources/stal