[polari/wip/raresv/userTracker] fixed unwatchUserMethod, userTracker part 12

[Rares Visalom <raresvisalom src gnome org>]

commit e818dafe16af0c7442d008faf4c0597b5583da32
Author: raresv <rares visalom gmail com>
Date:   Tue Jul 5 22:45:09 2016 +0300

    fixed unwatchUserMethod, userTracker part 12

 src/userTracker.js |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/userTracker.js b/src/userTracker.js
index 5dc7c6a..1e95e98 100644
--- a/src/userTracker.js
+++ b/src/userTracker.js
@@ -295,10 +295,10 @@ const UserTracker = new Lang.Class({
         this._handlerCounter++;
 
         return this._handlerCounter - 1;
-    }
+    },
 
-    unwatchUser: function(room, nick, callback) {
-        /*would it make sense to call _ensure() here?*/
+    unwatchUser: function(room, nick, handlerID) {
+        /*it wouldn't make sense to call _ensure() here, right?*/
         if (!this._roomMapping)
             return;
 
@@ -308,7 +308,7 @@ const UserTracker = new Lang.Class({
         if (!this._roomMapping.get(room)._handlerMapping)
             return;
 
-
+        this._roomMapping.get(room)._handlerMapping.delete(handlerID);
     }
 });
 Signals.addSignalMethods(UserTracker.prototype);