diff -r 000000000000 -r 6474c204b198 dom/interfaces/apps/nsIAppsService.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/interfaces/apps/nsIAppsService.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,70 @@
+/* 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"
+
+interface mozIDOMApplication;
+interface mozIApplication;
+interface nsIURI;
+
+%{C++
+#define APPS_SERVICE_CID { 0x05072afa, 0x92fe, 0x45bf, { 0xae, 0x22, 0x39, 0xb6, 0x9c, 0x11, 0x70, 0x58 } }
+#define APPS_SERVICE_CONTRACTID "@mozilla.org/AppsService;1"
+%}
+
+/*
+ * This service allows accessing some DOMApplicationRegistry methods from
+ * non-javascript code.
+ */
+[scriptable, uuid(93cde78d-56f6-4322-b707-9b23eb80d90d)]
+interface nsIAppsService : nsISupports
+{
+  mozIApplication getAppByManifestURL(in DOMString manifestURL);
+
+  /**
+   * Returns the |localId| of the app associated with the |manifestURL| passed
+   * in parameter.
+   * Returns nsIScriptSecurityManager::NO_APP_ID if |manifestURL| isn't a valid
+   * installed manifest URL.
+   */
+  unsigned long getAppLocalIdByManifestURL(in DOMString manifestURL);
+
+  /**
+   * Returns the application associated to this localId.
+   */
+  mozIApplication getAppByLocalId(in unsigned long localId);
+
+  /**
+   * Returns the manifest URL associated to this localId.
+   */
+  DOMString getManifestURLByLocalId(in unsigned long localId);
+
+  /**
+   * Returns the CSP associated to this localId.
+   */
+  DOMString getCSPByLocalId(in unsigned long localId);
+
+  /**
+   * Returns the basepath for core apps
+   */
+  DOMString getCoreAppsBasePath();
+
+  /**
+   * Returns the basepath for regular packaged apps
+   */
+  DOMString getWebAppsBasePath();
+
+  jsval getAppInfo(in DOMString appId);
+
+  /**
+   * Returns a URI to redirect to when we get a redirection to 'uri'.
+   * Returns null if no redirection is declared for this uri.
+   */
+  nsIURI getRedirect(in unsigned long localId, in nsIURI uri);
+
+  /**
+   * Returns the localId if the app was installed from a store
+   */
+  DOMString getAppLocalIdByStoreId(in DOMString storeID);
+};