[evolution] Fix a reference-counting regression I introduced.

[Matthew Barnes <mbarnes src gnome org>]

commit c6e6588fb75373ab193b7d8927ac663aad4b39ab
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sat Oct 2 16:40:50 2010 -0400

    Fix a reference-counting regression I introduced.

 mail/e-mail-sidebar.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/mail/e-mail-sidebar.c b/mail/e-mail-sidebar.c
index 7f0a569..5ed65f9 100644
--- a/mail/e-mail-sidebar.c
+++ b/mail/e-mail-sidebar.c
@@ -371,7 +371,6 @@ mail_sidebar_check_state (EMailSidebar *sidebar)
 	if (is_trash)
 		state |= E_MAIL_SIDEBAR_FOLDER_IS_TRASH;
 
-	g_object_unref (store);
 	g_free (full_name);
 	g_free (uri);