chromium/third_party/blink/web_tests/fast/forms/resources/state-restore-to-non-edited-controls-frame.html

<!DOCTYPE html>
<body>
<script>
function makeForm(buttonValue, hiddenValue, imageValue, resetValue, submitValue,
    textValue0, textValue1, textValue2, textValue3, textAreaValue) {
  document.write('<form action="about:blank" id=form1>'
      + '<input name=button id=button type=button value="' + buttonValue + '">'
      + '<input name=hidden id=hidden type=hidden value="' + hiddenValue + '">'
      + '<input name=image id=image type=image value="' + imageValue + '">'
      + '<input name=reset id=reset type=reset value="' + resetValue + '">'
      + '<input name=submit1 id=submit1 type=submit value="' + submitValue + '">'
      + '<input name=text0 id=text0 type=text value="' + textValue0 + '">'
      + '<input name=text1 id=text1 type=text value="' + textValue1 + '">'
      + '<input name=text2 id=text2 type=text value="' + textValue2 + '">'
      + '<input name=text3 id=text3 type=text value="' + textValue3 + '">'
      + '<textarea name=textarea id=textarea>' + textAreaValue + '</textarea>'
      + '</form>');
}

if (!parent.isSecondVisit) {
  makeForm('1', '1', '1', '1', '1', '1', '1', '1', '1', '1');
} else {
  makeForm('2', '2', '2', '2', '2', '2', '2', '2', '2', '2');
  // A user edits #text3.
  document.querySelector('#text3').focus();
  document.querySelector('#text3').value = '';
  eventSender.keyDown('z');
}
</script>
</body>