downloadable-font-scoped-to-document-ref.html

 <!DOCTYPE html>

<html>
    <head>
        <title>CSS fonts: Web fonts loaded in a document are not available in other documents</title>
        <link rel="author" title="Martin Robinson" href="[email protected]">
        <link rel="author" title="Mukilan Thiyagarajan" href="[email protected]">
    </head>

    <body>
        <p>Test passes if Ahem is only used in the first iframe.</p>
        <iframe src="support/iframe-using-ahem-as-web-font.html"></iframe>
        <iframe src="support/iframe-without-web-font.html"></iframe>
    </body>

</html>

chromium/third_party/blink/web_tests/external/wpt/css/css-fonts/downloadable-font-scoped-to-document-ref.html