Merge "[CredManUi] App can specify preferred top level branding for sign-in...

Merge "[CredManUi] App can specify preferred top level branding for sign-in flow" into udc-dev am: 6a12af17

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22628900



Change-Id: I33f3fe861828a6080d246d9e19ac314c365fa453
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>