Merge "Expose Basic VCN API surface" am: 54e89ebf am: eb9d1a8d am: 33e99e9e am: f8b63e30

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1554519

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I61c3edbcd25c7d33dec51152a503508bb44003e7