<body>
<script src="../resources/js-test.js"></script>
<script>
description("TSan shouldn't complain about threading races of AudioContext::lock().");
var jsTestAsync = true;
var ac = new window.AudioContext();
ac.createMediaStreamDestination();
setTimeout(function() {
    gc();
    finishJSTest();
}, 200);
</script>
</body>