diff -r 000000000000 -r 6474c204b198 docshell/shistory/public/nsIBFCacheEntry.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/docshell/shistory/public/nsIBFCacheEntry.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,18 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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"
+
+/**
+ * This interface lets you evict a document from the back/forward cache.
+ */
+[scriptable, uuid(a576060e-c7df-4d81-aa8c-5b52bd6ad25d)]
+interface nsIBFCacheEntry : nsISupports
+{
+  void RemoveFromBFCacheSync();
+  void RemoveFromBFCacheAsync();
+
+  readonly attribute unsigned long long ID;
+};