third_party/blink/web_tests/fast/css/empty-first-line-crash.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <script>
 if (window.testRunner)
     testRunner.dumpAsText();
 </script>
 <style>
 *:empty:first-line { background: red; }
 </style>
 <div>
 Tests that the :empty pseudo-class doesn't cause a crash when the empty status changes during parsing.
 <button autofocus></button>
 </div>
	<!DOCTYPE html>
	<script>
	if (window.testRunner)
	testRunner.dumpAsText();
	</script>
	<style>
	*:empty:first-line { background: red; }
	</style>
	<div>
	Tests that the :empty pseudo-class doesn't cause a crash when the empty status changes during parsing.
	<button autofocus></button>
	</div>