navigation-api/navigation-methods/resources/navigation-back.html - external/w3c/web-platform-tests - Git at Google

 <!DOCTYPE html>
 <script>
 window.doNavigationBack = () => {
   return navigation.back();
 };
 </script>
	<!DOCTYPE html>
	<script>
	window.doNavigationBack = () => {
	return navigation.back();
	};
	</script>