[automerger skipped] Merge "Audio HAL: Add API to attach an effect to a device" am: 77367c822f am: e8c3a65032 am: bb395c0eec -s ours
am skip reason: Change-Id I73d78c4f234fd80443a1cb3772c2d65457968652 with SHA-1 6c29bf2096 is in history

Change-Id: I7b3dc67b1071e19d3d831142e80128015527854e