diff -r 000000000000 -r 6474c204b198 dom/interfaces/apps/mozIApplication.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/interfaces/apps/mozIApplication.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,52 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=8 et :
+ */
+/* 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 "domstubs.idl"
+
+/**
+ * We expose Gecko-internal helpers related to "web apps" through this
+ * sub-interface.
+ */
+[scriptable, uuid(7bd62430-c374-49eb-be1b-ce821a180360)]
+interface mozIApplication: nsISupports
+{
+  /* Return true if this app has |permission|. */
+  boolean hasPermission(in string permission);
+
+  /* Application status as defined in nsIPrincipal. */
+  readonly attribute unsigned short appStatus;
+
+  /* Returns the uuid of the app. */
+  readonly attribute DOMString id;
+
+  /* Returns the origin of the app. */
+  readonly attribute DOMString origin;
+
+  /* Returns the manifest url of the app. */
+  readonly attribute DOMString manifestURL;
+
+  /* Returns the local id of the app. */
+  readonly attribute unsigned long localId;
+
+  /* Returns the base directory for the app */
+  readonly attribute DOMString basePath;
+
+  /* Name copied from the manifest */
+  readonly attribute DOMString name;
+
+  /* CSP copied from the manifest */
+  readonly attribute DOMString csp;
+
+  /* Store ID if the app is installed from a store */
+  readonly attribute DOMString storeID;
+
+  /* Store version if the app is installed from a store */
+  readonly attribute unsigned long storeVersion;
+
+  /* role copied from the manifest */
+  readonly attribute DOMString role;
+};