ART: Revert base/logging conditional hacks

This partially reverts commit bda1d606f2d31086874b68edd9254e3817d8049c.
ART was switched to libbase logging.

Bug: 31338270
Test: m test-art-host
Change-Id: I1a2f90d1ddb67d45ebe28d970b3ee7fd2d16a730
2 files changed