Merge "Revert "Remove app cloning feature flags"" into udc-dev am: 0d7e838e...

Merge "Revert "Remove app cloning feature flags"" into udc-dev am: 0d7e838e am: 6881ac5f am: d116c1fa am: 38d4937d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23353191



Change-Id: I84d19922315457692a43ae49e604dc3814385244
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>