chromium/chrome/test/data/password/failed.html

<html>
<body>
Navigation complete. Below is the login form again, a sign of failure.
<form method="POST" action="failed.html" id="failed_form">
  <input type="text" id="username_failed" name="username_failed">
  <input type="password" id="password_failed" name="password_failed">
  <input type="submit" id="submit_failed" name="submit_failed">
</form>

</body>
</html>