form-and-frame-interaction-retains-values-submit.html

<html> 
<head>
<script> 
function handleOnLoad()
{
  var form = parent.window.document.forms["emptyForm"];
  form.action = "form-and-frame-interaction-retains-values-main.html";
  form.target = "_self";

  form.submit();
} 
</script> 

</head>
<body onLoad="handleOnLoad()"> 
</body> 
</html>

chromium/third_party/blink/web_tests/fast/forms/resources/form-and-frame-interaction-retains-values-submit.html