Comment 2 for bug 747818

StacktraceTop:
 session_dbus_set_name (session=0x8b4ba60, name=0x804ff7f "system-shutdown-panel") at session-dbus.c:250
 restart_dir_changed () at session-service.c:845
 _gio_marshal_VOID__OBJECT_OBJECT_ENUM (closure=0x8b77b88, return_value=0x0, n_param_values=4, param_values=0x8b68de0, invocation_hint=0xbfbf4700, marshal_data=0x0) at /build/buildd/glib2.0-2.28.4/./gio/gio-marshal.c:237
 g_closure_invoke (closure=0x8b77b88, return_value=0x0, n_param_values=4, param_values=0x8b68de0, invocation_hint=0xbfbf4700) at /build/buildd/glib2.0-2.28.4/./gobject/gclosure.c:767
 signal_emit_unlocked_R (node=0x8b71c30, detail=0, instance=0x8b5a0b8, emission_return=0x0, instance_and_params=0x8b68de0) at /build/buildd/glib2.0-2.28.4/./gobject/gsignal.c:3252