Adds interface_type to the dynamic instantiable_type. The information contained in the GTypePlugin structure pointed to by plugin is used to manage the relationship.
GType value of an instantiable type
GType value of an interface type
GTypePlugin structure to retrieve the GInterfaceInfo from
Adds interface_type to the dynamic instantiable_type. The information contained in the GTypePlugin structure pointed to by plugin is used to manage the relationship.