chromium/src/third_party/blink/web_tests/external/wpt/portals/resources/postmessage-referrer.sub.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <script>
   let message = {
     httpReferrer: '{{header_or_default(Referer, no-http-referrer)}}',
     documentReferrer: document.referrer || 'no-document-referrer',
   };
   window.portalHost.postMessage(message);
 </script>
	<!DOCTYPE html>
	<script>
	let message = {
	httpReferrer: '{{header_or_default(Referer, no-http-referrer)}}',
	documentReferrer: document.referrer \|\| 'no-document-referrer',
	};
	window.portalHost.postMessage(message);
	</script>