void (DifferentiateContext context, JvmNodeReferenceID clsId, ProtoMember member, Iterable<JvmNodeReferenceID> propagated, @Nullable Predicate<Node<?, ?>> constraint) { affectUsages( context, member instanceof JvmMethod? "method" : member instanceof JvmField? "field" : "member", Iterators.flat(Iterators.asIterable(clsId), propagated), id -> member.createUsage(id), constraint ); }