[gdm] manager: clean up error path

[Ray Strode <halfline src gnome org>]

commit 018511346668e1a68fc372826df6a1b0cbf2f4dc
Author: Ray Strode <rstrode redhat com>
Date:   Mon Jun 3 08:13:59 2013 -0400

    manager: clean up error path
    
    If a user tries to open a session that doesn't belong to him (via
    gdm_manager_open_session) we post an warning to the console because
    we try to access an error variable that isn't set.
    
    This commit fixes that.

 daemon/gdm-manager.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/daemon/gdm-manager.c b/daemon/gdm-manager.c
index 6f5364e..74c6888 100644
--- a/daemon/gdm-manager.c
+++ b/daemon/gdm-manager.c
@@ -668,9 +668,6 @@ gdm_manager_handle_open_session (GdmDBusManager        *manager,
                                                                G_DBUS_ERROR,
                                                                G_DBUS_ERROR_ACCESS_DENIED,
                                                                _("User doesn't own session"));
-                g_prefix_error (&error, "Error while retrieving caller session id: ");
-                g_dbus_method_invocation_return_gerror (invocation, error);
-                g_error_free (error);
                 return TRUE;
         }