2 onconnect = function (evt) {
3 dump("SW onconnect\n");
4 evt.ports[0].onmessage = function (e) {
5 dump("SW onmessage\n");
6 var blob = new Blob(["123"], { type: "text/plain" });
7 dump("SW blob created\n");
8 var url = URL.createObjectURL(blob);
9 dump("SW url created: " + url + "\n");
10 evt.ports[0].postMessage("alive \\o/");