[polari] chatroomManager: Remove bogus parameter

[Florian Müllner <fmuellner src gnome org>]

commit 1d68c55b54d0aeebe117b55c3ab2efdcc5aa433d
Author: Florian Müllner <fmuellner gnome org>
Date:   Sat Sep 5 04:23:59 2015 +0200

    chatroomManager: Remove bogus parameter

 src/chatroomManager.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/chatroomManager.js b/src/chatroomManager.js
index ebfec1d..0458a1e 100644
--- a/src/chatroomManager.js
+++ b/src/chatroomManager.js
@@ -308,7 +308,7 @@ const _ChatroomManager = new Lang.Class({
         this.emit('active-state-changed');
     },
 
-    getActiveRoom: function(room) {
+    getActiveRoom: function() {
         return this._activeRoom;
     },