ART: Use libbase

Move to using standard macros from libbase. Required so that we
can use libbase in libart-disassembler to disconnect from libart.

Bug: 15436106
Test: m
Test: m ART_BUILD_HOST_STATIC=true
Test: m test-art-host
Change-Id: I1f1723d875d20689d73835f6ab78c27a8efcf27a
2 files changed