FileAPI/url/resources/revoke-helper.html - external/github.com/web-platform-tests/wpt - Git at Google

 <!doctype html>
 <script>
 self.addEventListener('message', e => {
   URL.revokeObjectURL(e.data.url);
   e.source.postMessage('revoked', '*');
 });
 </script>
	<!doctype html>
	<script>
	self.addEventListener('message', e => {
	URL.revokeObjectURL(e.data.url);
	e.source.postMessage('revoked', '*');
	});
	</script>