chromium/src/third_party/blink/web_tests/http/tests/inspector-protocol/service-worker/resources/periodicsync-event-worker.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <html>

 <head>
   <title>Test periodicsync event in a serviceworker.</title>
   <script>
     function installSW() {
       navigator.serviceWorker.register('periodicsync-event-worker.js');
     }

     window.__periodicsyncTagPromise = new Promise(fulfill =>
       navigator.serviceWorker.onmessage = message => fulfill(message.data));

   </script>
 </head>

 <body onload="installSW()"></body>

 </html>
	<!DOCTYPE html>
	<html>

	<head>
	<title>Test periodicsync event in a serviceworker.</title>
	<script>
	function installSW() {
	navigator.serviceWorker.register('periodicsync-event-worker.js');
	}

	window.__periodicsyncTagPromise = new Promise(fulfill =>
	navigator.serviceWorker.onmessage = message => fulfill(message.data));

	</script>
	</head>

	<body onload="installSW()"></body>

	</html>