Merge "Flag roundness/1: Remove Flags.USE_ROUNDNESS_SOURCETYPES" into udc-dev am: d27cba9d am: 318deac8 am: d24fbd69

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22746541



Change-Id: I9fd02f95687e29a69d13bd9e7258af3a58e9c568
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>