Obtains a HijrahDate of the Islamic Umm Al-Qura calendar from the proleptic-year, month-of-year and day-of-month fields.

This returns a HijrahDate with the specified fields. The day must be valid for the year and month, otherwise an exception will be thrown.

Parameters:

prolepticYear		the Hijrah proleptic-year
month		the Hijrah month-of-year, from 1 to 12
dayOfMonth		the Hijrah day-of-month, from 1 to 30

Returns:  the date in Hijrah calendar system, not null

Exceptions:

DateTimeException

if the value of any field is out of range, or if the day-of-month is invalid for the month-year