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<!--
Any copyright is dedicated to the Public Domain.
-->
<!DOCTYPE HTML>
<html>
<head>
<script class="testbody" type="text/javascript">
var testWindow = parent;
if (opener) {
testWindow = opener;
}
window.onload = function() {
navigator.serviceWorker.ready.then(function(swr) {
swr.active.postMessage("Start");
});
}
navigator.serviceWorker.onmessage = function(msg) {
// worker message;
testWindow.postMessage(msg.data, "*");
window.close();
};
</script>
</head>
<body>
</body>
</html>