diff -r 000000000000 -r 6474c204b198 dom/tests/mochitest/ajax/offline/updatingManifest.sjs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/tests/mochitest/ajax/offline/updatingManifest.sjs	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,66 @@
+ver1manifest =
+  "CACHE MANIFEST\n" +
+  "# v1\n" +
+  "\n" +
+  "http://mochi.test:8888/tests/dom/tests/mochitest/ajax/offline/offlineTests.js\n" +
+  "http://mochi.test:8888/tests/dom/tests/mochitest/ajax/offline/updatingIframe.sjs\n" +
+  "\n" +
+  "FALLBACK:\n" +
+  "namespace1/ fallback.html\n" +
+  "\n" +
+  "NETWORK:\n" +
+  "onwhitelist.html\n";
+
+ver2manifest =
+  "CACHE MANIFEST\n" +
+  "# v2\n" +
+  "\n" +
+  "http://mochi.test:8888/tests/SimpleTest/SimpleTest.js\n" +
+  "http://mochi.test:8888/tests/dom/tests/mochitest/ajax/offline/offlineTests.js\n" +
+  "http://mochi.test:8888/tests/dom/tests/mochitest/ajax/offline/updatingIframe.sjs" +
+  "\n" +
+  "FALLBACK:\n" +
+  "namespace1/ fallback.html\n" +
+  "namespace1/sub/ fallback2.html\n";
+
+ver3manifest =
+  "CACHE MANIFEST\n" +
+  "# v3\n" +
+  "\n" +
+  "http://mochi.test:8888/tests/dom/tests/mochitest/ajax/offline/offlineTests.js\n" +
+  "http://mochi.test:8888/tests/dom/tests/mochitest/ajax/offline/updatingIframe.sjs" +
+  "\n" +
+  "FALLBACK:\n" +
+  "namespace1/sub fallback2.html\n" +
+  "\n" +
+  "NETWORK:\n" +
+  "onwhitelist.html\n";
+
+function handleRequest(request, response)
+{
+  var match = request.queryString.match(/^state=(.*)$/);
+  if (match)
+  {
+    response.setStatusLine(request.httpVersion, 204, "No content");
+    setState("offline.updatingManifest", match[1]);
+  }
+
+  if (request.queryString == "")
+  {
+    response.setStatusLine(request.httpVersion, 200, "Ok");
+    response.setHeader("Content-Type", "text/cache-manifest");
+    response.setHeader("Cache-Control", "no-cache");
+    switch (getState("offline.updatingManifest"))
+    {
+      case "": // The default value
+        response.write(ver1manifest + "\n#" + getState("offline.updatingManifest"));
+        break;
+      case "second":
+        response.write(ver2manifest + "\n#" + getState("offline.updatingManifest"));
+        break;
+      case "third":
+        response.write(ver3manifest + "\n#" + getState("offline.updatingManifest"));
+        break;
+    }
+  }
+}