[empathy] unref liveadder when disposing

[Guillaume Desmottes <gdesmott src gnome org>]

commit 35b83837a6c7cba0cf8ae91d8f1194c8f87160f9
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Wed Mar 31 15:08:34 2010 +0200

    unref liveadder when disposing

 src/empathy-call-window.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/empathy-call-window.c b/src/empathy-call-window.c
index 60210ca..f079ec7 100644
--- a/src/empathy-call-window.c
+++ b/src/empathy-call-window.c
@@ -1455,6 +1455,10 @@ empathy_call_window_dispose (GObject *object)
     g_object_unref (priv->video_tee);
   priv->video_tee = NULL;
 
+  if (priv->liveadder != NULL)
+    gst_object_unref (priv->liveadder);
+  priv->liveadder = NULL;
+
   if (priv->fsnotifier != NULL)
     g_object_unref (priv->fsnotifier);
   priv->fsnotifier = NULL;