[gdm] greeter-server: implement stop function

[Ray Strode <halfline src gnome org>]

commit 8c5f0a79ffe0ceb876517802f5303004f3d5bd0f
Author: Ray Strode <rstrode redhat com>
Date:   Wed May 18 14:46:33 2011 -0400

    greeter-server: implement stop function
    
    The stop function was previously just empty,
    which led to litter in /tmp.

 daemon/gdm-greeter-server.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/daemon/gdm-greeter-server.c b/daemon/gdm-greeter-server.c
index 5dd3c8f..4c40a4e 100644
--- a/daemon/gdm-greeter-server.c
+++ b/daemon/gdm-greeter-server.c
@@ -1090,6 +1090,13 @@ gdm_greeter_server_stop (GdmGreeterServer *greeter_server)
 
         g_debug ("GreeterServer: Stopping greeter server...");
 
+        dbus_server_disconnect (greeter_server->priv->server);
+        dbus_server_unref (greeter_server->priv->server);
+        greeter_server->priv->server = NULL;
+
+        g_free (greeter_server->priv->server_address);
+        greeter_server->priv->server_address = NULL;
+
         return ret;
 }