Merge "Remove drop shadow below on the fill dialog" into tm-dev am: abe07300 am: 8b4e7ae4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18185262



Change-Id: If035c43f95a572c48667315097b79614d9d4a346
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>