gecko-dev/toolkit/components/addoncompat/defaultShims.js
2015-06-08 09:28:54 +02:00

40 lines
1.2 KiB
JavaScript

/* 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/. */
"use strict";
const Cu = Components.utils;
const Ci = Components.interfaces;
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
/**
* Using multiprocessShims is optional, and if an add-on is e10s compatible it should not
* use it. But in some cases we still want to use the interposition service for various
* features so we have a default shim service.
*/
function DefaultInterpositionService() {
}
DefaultInterpositionService.prototype = {
classID: Components.ID("{50bc93ce-602a-4bef-bf3a-61fc749c4caf}"),
QueryInterface: XPCOMUtils.generateQI([Ci.nsIAddonInterposition, Ci.nsISupportsWeakReference]),
getWhitelist: function() {
return [];
},
interposeProperty: function(addon, target, iid, prop) {
return null;
},
interposeCall: function(addonId, originalFunc, originalThis, args) {
args.splice(0, 0, addonId);
return originalFunc.apply(originalThis, args);
},
};
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([DefaultInterpositionService]);