+ g_hash_table_unref (cache->objects);
+
+ g_signal_handlers_disconnect_by_func (spi_global_register,
+ (GCallback) remove_object, cache);
+
+ g_signal_handlers_disconnect_by_func (G_OBJECT (spi_global_app_data->root),
+ (GCallback) toplevel_added_listener, NULL);
+
+ atk_remove_global_event_listener (cache->child_added_listener);