chromium/chrome/test/data/autofill/autocomplete_simple_form.html

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
<!-- Autocomplete generic test form. -->
<html>
  <head>
    <title>Autocomplete Test Form</title>
  </head>
  <body>
    <h3>Autocomplete Test Form</h3>
    <form name="testform" method="post" id="testform">
    <p>
      <label>First Name:</label>
      <input type="text" id="n300" />
      <br />
      <input type="submit" value="send" />
      <input type="reset" />
    </p>
    </form>
  </body>
</html>