[ekiga] AddressBook: Fixed typo.

[Damien Sandras <dsandras src gnome org>]

commit 23241da03af2a7d66e696308a0c2b8b8717504d5
Author: Damien Sandras <dsandras seconix com>
Date:   Sat Sep 5 17:35:45 2015 +0200

    AddressBook: Fixed typo.

 lib/engine/addressbook/book-impl.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/lib/engine/addressbook/book-impl.h b/lib/engine/addressbook/book-impl.h
index 86c036d..4c55467 100644
--- a/lib/engine/addressbook/book-impl.h
+++ b/lib/engine/addressbook/book-impl.h
@@ -202,7 +202,7 @@ void
 Ekiga::BookImpl<ContactType>::add_contact (boost::shared_ptr<ContactType> contact)
 {
   contacts.add_object (contact);
-  contacts.add_connection (contacts, contact->questions.connect (boost::ref (questions)));
+  contacts.add_connection (contact, contact->questions.connect (boost::ref (questions)));
 }