Merge "Remove unnecessary drawing commands when drawing shadows." into sc-dev am: 4a9869c3 am: c15e6170 am: 4d5e0ea5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/14627986

Change-Id: I43cf061f5a28c3740a1ed6622bb1e7b51d2175c4