Remove duplicate default handling and use defined constants.
Remove duplicate default handling and use defined constants.

Signed-off-by: Anthony Fishbeck <b39a79776dfc3dc7e50b9d96c0f34d4179c68144@lexisnexis.com>

afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform