[ekiga/gnome-2-26] Fixed yet another shutdown problem

[Eugen Dedu <ededu src gnome org>]

commit 5cf8c49855916859274c10af1933a6d4e9c0da2f
Author: Julien Puydt <jpuydt src gnome org>
Date:   Sun Apr 5 19:46:16 2009 +0000

    Fixed yet another shutdown problem
    
    svn path=/trunk/; revision=7848
---
 lib/engine/addressbook/contact-core.h |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/lib/engine/addressbook/contact-core.h b/lib/engine/addressbook/contact-core.h
index da44ba2..40d12ea 100644
--- a/lib/engine/addressbook/contact-core.h
+++ b/lib/engine/addressbook/contact-core.h
@@ -65,7 +65,8 @@ namespace Ekiga
    * Notice that you give sources to this object as references, so they won't
    * be freed here : it's up to you to free them somehow.
    */
-  class ContactCore: public Service
+  class ContactCore: public Service,
+		     public sigc::trackable
   {
   public: