chromium/third_party/blink/web_tests/http/tests/feature-policy/resources/xslt-document-insertion.xsl

<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  <xsl:template match="/">
    <html>
      <title>Checks that an XSLT-generated HTML doc allows first-party cookies</title>
      <script>
        if (window.testRunner) {
          testRunner.waitUntilDone();
          testRunner.dumpAsText();
          testRunner.dumpChildFrames();
        }
      </script>
      <body>
        <iframe allow="payment" src="http://127.0.0.1:8000/feature-policy/resources/blank.html"></iframe>
      </body>
    </html>
  </xsl:template>
</xsl:stylesheet>