diff -r 000000000000 -r 6474c204b198 content/base/test/file_XHR_timeout.sjs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/base/test/file_XHR_timeout.sjs	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,15 @@
+var timer = null;
+
+function handleRequest(request, response)
+{
+  response.processAsync();
+  timer = Components.classes["@mozilla.org/timer;1"]
+                    .createInstance(Components.interfaces.nsITimer);
+  timer.initWithCallback(function()
+  {
+    response.setStatusLine(null, 200, "OK");
+    response.setHeader("Content-Type", "text/plain", false);
+    response.write("hello");
+    response.finish();
+  }, 3000 /* milliseconds */, Components.interfaces.nsITimer.TYPE_ONE_SHOT);
+}