diff -r 000000000000 -r 6474c204b198 uriloader/prefetch/nsIPrefetchService.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uriloader/prefetch/nsIPrefetchService.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,34 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsISupports.idl"
+
+interface nsIURI;
+interface nsIDOMNode;
+interface nsISimpleEnumerator;
+
+[scriptable, uuid(bc4dbb34-b148-11e2-b82c-08002734a811)]
+interface nsIPrefetchService : nsISupports
+{
+    /**
+     * Enqueue a request to prefetch the specified URI.
+     *
+     * @param aURI the URI of the document to prefetch
+     * @param aReferrerURI the URI of the referring page
+     * @param aSource the DOM node (such as a <link> tag) that requested this
+     *        fetch, or null if the prefetch was not requested by a DOM node.
+     * @param aExplicit the link element has an explicit prefetch link type
+     */
+    void prefetchURI(in nsIURI aURI,
+                     in nsIURI aReferrerURI,
+                     in nsIDOMNode aSource,
+                     in boolean aExplicit);
+
+    /**
+     * Enumerate the items in the prefetch queue.
+     */
+    nsISimpleEnumerator enumerateQueue();
+
+    // XXX do we need a way to cancel prefetch requests?
+};