docs: public PreferredValueMakersRegistry addConstructorParameterMaker(Class ownerType, int argIndex, Maker<?> maker) {
          Preconditions.checkNotNull(ownerType);
          Preconditions.checkArgument(argIndex >= 0);
          makers.put(Matchers.equalTo(String.format(Settable.FULL_NAME_FORMAT, ownerType.getName(), "arg" + argIndex)), maker);
          return this;
      }