frameset-remove-row.html

Enable keyboard shortcuts

<!DOCTYPE html>

<html class="reftest-wait">

  <head>

    <meta charset=utf-8>

    <script type="text/javascript">

      window.addEventListener("MozReftestInvalidate", () => {

        let frameset = document.getElementById("frameset");

        frameset.removeChild(frameset.lastChild);

        frameset.rows = frameset.rows.replace(/,[^,]*$/, "");

        document.documentElement.removeAttribute("class");

});

    </script>

  </head>

  <frameset id="frameset" rows="*,*,*">

    <frame />

    <frame />

    <frame />

  </frameset>

</html>