chromium/third_party/blink/web_tests/external/wpt/webstorage/resources/session_set_item_remove_iframe.html

<!DOCTYPE HTML>
<html>
 <body>
     <script>
        parent.step(function() {
            sessionStorage.setItem("name", "user1");
            sessionStorage.removeItem('name');
        });
     </script>
 </body>
</html>