#[no_mangle]
extern "C" fn ICU4XGregorianDateFormatter_create_with_length(
provider: &ICU4XDataProvider,
locale: &ICU4XLocale,
length: ICU4XDateLength,
) -> DiplomatResult<Box<ICU4XGregorianDateFormatter>, ICU4XError>
#[no_mangle]
extern "C" fn ICU4XGregorianDateFormatter_create_with_length(
provider: &ICU4XDataProvider,
locale: &ICU4XLocale,
length: ICU4XDateLength,
) -> DiplomatResult<Box<ICU4XGregorianDateFormatter>, ICU4XError>