chromium/chrome/test/data/extensions/platform_apps/web_view/shim/guest_from_opener.html

<!doctype html>
<!--
Copyright 2015 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<html>
<head>
  <title>A guest that opens a new window.</title>
  <script type="text/javascript">
    window.onload = function() {
      window.open(document.documentURI);
    };
  </script>
</head>
<body style="padding: 0; margin: 0;">
</body>
</html>