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Bug 1102410 - Make AboutProtocolChild use a unique classID each time it registers a new nsIAboutModule. r=billm.

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--HG--
extra : rebase_source : eb937c4c8996441eb92b41e2620820f99937ed90
This commit is contained in:
Mike Conley 2014-11-26 10:48:26 -05:00
parent 4c900d86f1
commit 38582edd26
1 changed files with 16 additions and 6 deletions
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22
toolkit/components/addoncompat/RemoteAddonsChild.jsm
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@ -310,10 +310,12 @@ AboutProtocolInstance.prototype = {
let AboutProtocolChild = {
_classDescription: "Addon shim about: protocol handler",
_classID: Components.ID("8d56a310-0c80-11e4-9191-0800200c9a66"),
init: function() {
this._instances = {};
// Maps contractIDs to instances
this._instances = new Map();
// Maps contractIDs to classIDs
this._classIDs = new Map();
NotificationTracker.watch("about-protocol", this);
},
@ -322,11 +324,19 @@ let AboutProtocolChild = {
let registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
if (register) {
let instance = new AboutProtocolInstance(contractID);
this._instances[contractID] = instance;
registrar.registerFactory(this._classID, this._classDescription, contractID, instance);
let classID = Cc["@mozilla.org/uuid-generator;1"]
.getService(Ci.nsIUUIDGenerator)
.generateUUID();
this._instances.set(contractID, instance);
this._classIDs.set(contractID, classID);
registrar.registerFactory(classID, this._classDescription, contractID, instance);
} else {
registrar.unregisterFactory(this._classID, this._instances[contractID]);
delete this._instances[contractID];
let instance = this._instances.get(contractID);
let classID = this._classIDs.get(contractID);
registrar.unregisterFactory(classID, instance);
this._instances.delete(contractID);
this._classIDs.delete(contractID);
}
},
};