diff -r 000000000000 -r 6474c204b198 browser/devtools/netmonitor/test/sjs_simple-test-server.sjs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/netmonitor/test/sjs_simple-test-server.sjs	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,9 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function handleRequest(request, response) {
+  response.setStatusLine(request.httpVersion, 200, "Och Aye");
+  response.setHeader("Content-Type", "text/plain; charset=utf-8", false);
+  response.setHeader("Foo-Bar", "baz", false);
+  response.write("Hello world!");
+}