[automerger skipped] Merge "libbinder: split out activitymanager" am: 84159ae8 am: ce80479f am: d4f663ed -s ours

am skip reason: skipped by user smoreland

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1664327

Change-Id: I704cc88b6c59471770241cccb2f113569c33e8e6