diff -r 000000000000 -r 6474c204b198 content/media/test/contentDuration4.sjs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/media/test/contentDuration4.sjs	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,26 @@
+function handleRequest(request, response)
+{
+  var file = Components.classes["@mozilla.org/file/directory_service;1"].
+                        getService(Components.interfaces.nsIProperties).
+                        get("CurWorkD", Components.interfaces.nsILocalFile);
+  var fis  = Components.classes['@mozilla.org/network/file-input-stream;1'].
+                        createInstance(Components.interfaces.nsIFileInputStream);
+  var bis  = Components.classes["@mozilla.org/binaryinputstream;1"].
+                        createInstance(Components.interfaces.nsIBinaryInputStream);
+  var paths = "tests/content/media/test/320x240.ogv";
+  var split = paths.split("/");
+  for(var i = 0; i < split.length; ++i) {
+    file.append(split[i]);
+  }
+  fis.init(file, -1, -1, false);
+  bis.setInputStream(fis);
+  var bytes = bis.readBytes(bis.available());
+  response.setStatusLine(request.httpVersion, 200, "Content Follows");
+  response.setHeader("Content-Duration", "-5", false);
+  response.setHeader("Content-Type", "video/ogg", false);
+  response.write(bytes, bytes.length);
+  // Make this request async to prevent a default Content-Length from being provided.
+  response.processAsync();
+  response.finish();
+  bis.close();
+}