Merge "Support notion of ECBM for work profiles." into udc-dev am: 9cc2f6d839 am: 6655962868 am: 9409e43bd3 am: 9bf4c0a711

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/22934856

Change-Id: I7879acc60f0471b4292c2c103809348d7c0aa48f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>