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Test Info: Warnings

<html class="reftest-wait">↩
<head>↩
<meta charset="UTF-8">↩
<script>↩
function f()↩
{↩
finish();↩
}↩
window.onload = function() {↩
let a = window.open("empty.html", null, "width=300,height=300");↩
setTimeout(function(){↩
a.close();↩
a.addEventListener("vrdisplayconnect", function(){});↩
window.close();↩
document.documentElement.removeAttribute("class");↩
}, 0);↩
};↩
</script>↩
</head>↩
</html>↩