headless/test/data/protocol/emulation/resources/virtual-time-error-loop.html - chromium/src - Git at Google

 <html>
 <script>
 var counter = 1;
 </script>
 <img src="1" onerror="this.src='' + ++counter">
 </html>
	<html>
	<script>
	var counter = 1;
	</script>
	<img src="1" onerror="this.src='' + ++counter">
	</html>