diff -r 000000000000 -r 6474c204b198 netwerk/cache2/nsICacheEntryDoomCallback.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/cache2/nsICacheEntryDoomCallback.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,15 @@
+/* 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"
+
+[scriptable, uuid(2f8896be-232f-4140-afb3-1faffb56f3c6)]
+interface nsICacheEntryDoomCallback : nsISupports
+{
+  /**
+   * Callback invoked after an entry or entries has/have been
+   * doomed from the cache.
+   */
+  void onCacheEntryDoomed(in nsresult aResult);
+};