private IDictionary CreateNewDictionary(JsonReader reader, JsonDictionaryContract contract, out bool createdFromNonDefaultConstructor)
        {
            if (contract.IsReadOnlyOrFixedSize)
            {
                createdFromNonDefaultConstructor = true;
                return contract.CreateTemporaryDictionary();
            }
            else if (contract.DefaultCreator != null && (!contract.DefaultCreatorNonPublic || Serializer._constructorHandling == ConstructorHandling.AllowNonPublicDefaultConstructor))
            {
                object dictionary = contract.DefaultCreator();

                if (contract.ShouldCreateWrapper)
                    dictionary = contract.CreateWrapper(dictionary);

                createdFromNonDefaultConstructor = false;
                return (IDictionary)dictionary;
            }
            else if (contract.ParametrizedConstructor != null)
            {
                createdFromNonDefaultConstructor = true;
                return contract.CreateTemporaryDictionary();
            }
            else
            {
                throw JsonSerializationException.Create(reader, "Unable to find a default constructor to use for type {0}.".FormatWith(CultureInfo.InvariantCulture, contract.UnderlyingType));
            }
        }