[glib] Make stopping an action group export work

[Ryan Lortie <ryanl src gnome org>]

commit 5002cb29358ed3161afe1395397ccd995806c281
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Nov 28 18:11:25 2011 -0500

    Make stopping an action group export work

 gio/gactiongroupexporter.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gio/gactiongroupexporter.c b/gio/gactiongroupexporter.c
index 3cdb6ee..1ad5a6b 100644
--- a/gio/gactiongroupexporter.c
+++ b/gio/gactiongroupexporter.c
@@ -664,6 +664,8 @@ g_action_group_dbus_export_stop (GActionGroup *action_group)
   if G_UNLIKELY (exporter == NULL)
     return FALSE;
 
+  g_hash_table_remove (exported_groups, action_group);
+
   g_dbus_connection_unregister_object (exporter->connection, exporter->registration_id);
   for (i = 0; i < G_N_ELEMENTS (exporter->signal_ids); i++)
     g_signal_handler_disconnect (exporter->action_group, exporter->signal_ids[i]);