test/e2e/resources/sources/sourcemap-stepping.html - devtools/devtools-frontend - Git at Google

 <body>
 <script src="sourcemap-stepping-target.js"></script>
 <script>
     function outer() {
         multiline();
     }
 </script>
 </body>
	<body>
	<script src="sourcemap-stepping-target.js"></script>
	<script>
	function outer() {
	multiline();
	}
	</script>
	</body>