[gdm] display: Remove some unnecessary parts from dispose

[Ray Strode <halfline src gnome org>]

commit 3d7c84b0fe5a5805c8a58350f2517b58972b9844
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Feb 25 12:22:51 2014 -0500

    display: Remove some unnecessary parts from dispose
    
    These can't possibly be active and armed if we're disposing.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=726380

 daemon/gdm-display.c |   21 +++------------------
 1 files changed, 3 insertions(+), 18 deletions(-)
---
diff --git a/daemon/gdm-display.c b/daemon/gdm-display.c
index cb50a52..f966b52 100644
--- a/daemon/gdm-display.c
+++ b/daemon/gdm-display.c
@@ -1248,24 +1248,9 @@ gdm_display_dispose (GObject *object)
 
         g_assert (display->priv->status == GDM_DISPLAY_FINISHED ||
                   display->priv->status == GDM_DISPLAY_FAILED);
-
-        if (display->priv->slave != NULL) {
-                gdm_slave_stop (display->priv->slave);
-                g_object_unref (display->priv->slave);
-                display->priv->slave = NULL;
-        }
-
-        if (display->priv->user_access_file != NULL) {
-                gdm_display_access_file_close (display->priv->user_access_file);
-                g_object_unref (display->priv->user_access_file);
-                display->priv->user_access_file = NULL;
-        }
-
-        if (display->priv->access_file != NULL) {
-                gdm_display_access_file_close (display->priv->access_file);
-                g_object_unref (display->priv->access_file);
-                display->priv->access_file = NULL;
-        }
+        g_assert (display->priv->slave == NULL);
+        g_assert (display->priv->user_access_file == NULL);
+        g_assert (display->priv->access_file == NULL);
 
         G_OBJECT_CLASS (gdm_display_parent_class)->dispose (object);
 }