container_class->add = moz_container_add;
moz_container_class_init (MozContainerClass *klass){    /*GObjectClass *gobject_class = G_OBJECT_CLASS (klass);      GtkObjectClass *object_class = GTK_OBJECT_CLASS (klass); */    GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass);    GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);    parent_class = g_type_class_peek_parent (klass);    widget_class->map = moz_container_map;    widget_class->unmap = moz_container_unmap;    widget_class->realize = moz_container_realize;    widget_class->size_allocate = moz_container_size_allocate;    container_class->remove = moz_container_remove;    container_class->forall = moz_container_forall;}