Merge "init starts servicemanagers in "default" mount ns" am: e89c4571 am:...

Merge "init starts servicemanagers in "default" mount ns" am: e89c4571 am: 000b8544 am: b29bd9e7

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2153354



Change-Id: I6b9f493ae37948dd3c170f54024e8235202f1b5a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>