chromium/src/third_party/blink/web_tests/external/wpt/html/browsers/browsing-the-web/unloading-documents/prompt-and-unload-script-uncloseable-1.html - manifest_repos/chromium_src - Git at Google

 <!doctype html>
 script-uncloseable-1
 <script>
 onbeforeunload = function() {
   parent.beforeunload_fired = true;
 };
 onunload = function() {
   parent.unload_fired = true;
 };
 </script>
	<!doctype html>
	script-uncloseable-1
	<script>
	onbeforeunload = function() {
	parent.beforeunload_fired = true;
	};
	onunload = function() {
	parent.unload_fired = true;
	};
	</script>