Merge "Move Connection off of RefBase" into udc-dev am: 6050892386 am: fa6d4b27a7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/22749830

Change-Id: I3b3a207cc3fd73acb11ea3029d3fecd87062e1b1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>