nested-subframe.html | Explore in Territory

<html>
<head>
  <style type="text/css">
    body {
        margin: 0;
    }
    iframe {
      border: none;
    }
  </style>
</head>
<body>

<iframe id="subframe" src="subsubframe.html" scrolling="no"></iframe>

</body>
</html>

chromium/third_party/blink/web_tests/compositing/iframes/resources/nested-subframe.html