Mac build fix and make oatdump dex PCs hex.
Mac build fix and make oatdump dex PCs hex.

Change-Id: Icf0514910ffa31a408026234d8f5bb0d758e8945

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst