chromium/third_party/blink/web_tests/fast/css/counters/counter-text-security.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
<html>
 <head>
  <meta http-equiv="Content-Style-Type" content="text/css"></meta>
  <style type="text/css">
  body { white-space: nowrap; }
  div { -webkit-text-security: disc; }
  #test span:before { counter-reset: c; content: counter(c); }
  </style>
 </head>
 <body>

 <p>The following two lines should look the same:</p>

 <div id="test"><span></span></div>
 <div>I</div>

 </body>
</html>