iframe-loading-lazy-in-viewport-001.html

<!DOCTYPE html>
<html class="reftest-wait">
<head>
  <meta charset="utf-8">
  <link rel="match" href="iframe-loading-lazy-in-viewport-ref.html">
  <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1860041">
</head>
<body>
  <iframe loading="lazy" src="data:text/html,PASS" onload="document.documentElement.className = ''"></iframe>
  <script>
    document.querySelector("iframe").getBoundingClientRect();
  </script>
</body>
</html>

chromium/third_party/blink/web_tests/external/wpt/html/semantics/embedded-content/the-iframe-element/iframe-loading-lazy-in-viewport-001.html