Merge 7f2627be8b78e7bed84a3b4542181e37fb598fad on remote branch

Change-Id: I21eb812d3bf5c01913ef4ab3efacf18e1913ffb4
tree: c221c608c3e72834b582502fe33658937a3a93d1
  1. libaac/
  2. Android.mk