: canonicalizeWildcardsInType(typeArg);
  }

  private static Type canonicalizeWildcardsInType(Type type) {
    if (type instanceof ParameterizedType) {
      return canonicalizeWildcardsInParameterizedType((ParameterizedType) type);
    }
    if (type instanceof GenericArrayType) {
      return Types.newArrayType(
          canonicalizeWildcardsInType(((GenericArrayType) type).getGenericComponentType()));