testing/web-platform/mozilla/tests/fetch/fetchpriority/support/font-face-tests/load-font-face-from-worker.h2.html


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<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <title>fetchpriority</title>
</head>
<body>
<script>
  onload = function() {
    const worker = new Worker("font-face-worker.js");
    worker.addEventListener("message", (m) => {
      if (m.data == "Font loaded") {
        opener.postMessage("ChildLoaded", "*");
      }
    });
  }
</script>
</body>
</html>