Merge "Add padding for PlaceholderTitle" into udc-dev am: 990541dc am: d1e5f4af

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23406959



Change-Id: Ib5c6f7debee41dacba8813ee434de1edb97d73d0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>