COMP: Remove unused.
COMP: Remove unused.

cdeepakroy/TubeTK,cdeepakroy/TubeTK,KitwareMedical/ITKTubeTK,matthieuheitz/TubeTK,sumedhasingla/TubeTK,aylward/ITKTubeTK,LucasGandel/TubeTK,KitwareMedical/ITKTubeTK,KitwareMedical/ITKTubeTK,KitwareMedical/ITKTubeTK,aylward/ITKTubeTK,thewtex/TubeTK,thewtex/TubeTK,LucasGandel/TubeTK,cdeepakroy/TubeTK,KitwareMedical/TubeTK,matthieuheitz/TubeTK,KitwareMedical/TubeTK,LucasGandel/TubeTK,thewtex/TubeTK,matthieuheitz/TubeTK,aylward/ITKTubeTK,matthieuheitz/TubeTK,sumedhasingla/TubeTK,thewtex/TubeTK,KitwareMedical/TubeTK,KitwareMedical/TubeTK,sumedhasingla/TubeTK,cdeepakroy/TubeTK,sumedhasingla/TubeTK,aylward/ITKTubeTK,LucasGandel/TubeTK