Codebase Browser
chromium
Go to App

chromium/third_party/blink/web_tests/fast/forms/time-multiple-fields/time-multiple-fields-clearbutton-visibility-after-restore.html 

<!DOCTYPE html>
<html>
<body>
<input id="emptyOnFirstVisit">
<form action="../../../resources/back.html" id=form1>
    <input type=time id=input1>
    <input type=time id=input2>
    <input type=time id=input3 value="01:01:01.001">
</form>

<script>
// Restoring the form should update the clear button visibility.
testRunner.waitUntilDone();
function runTest()
{
    var state = document.getElementById('emptyOnFirstVisit');
    if (!state.value) {
        // First visit.
        setTimeout(function() {
            state.value = 'visited';
            document.getElementById('input2').value = "02:02";
            document.getElementById('input3').value = "03:03:03.003";
            document.getElementById('form1').submit();
        }, 0);
    } else {
        testRunner.notifyDone();
    }
}

window.onload = function() { setTimeout(runTest, 1); };
</script>
</body>