diff -r 000000000000 -r 6474c204b198 dom/workers/test/file_bug1010784_worker.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/workers/test/file_bug1010784_worker.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,9 @@
+onmessage = function(event) {
+  var xhr = new XMLHttpRequest();
+
+  xhr.open("GET", event.data, false);
+  xhr.send();
+  xhr.open("GET", event.data, false);
+  xhr.send();
+  postMessage("done");
+}