Merge "Darwin: Use the same `ar` as Soong" am: a223b1c
am: ef75289

* commit 'ef752894ea7f8d176f0cf41fc53014113ee16d8b':
  Darwin: Use the same `ar` as Soong

Change-Id: I04ba9a5cbac3a5a2d539c1984cf1e45ece8516f3