Merge "Apply depth even when surface is null" into sc-dev am: 818ed4b794 am: f1151a21e4 am: 9d7c20cb64

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15055654

Change-Id: If2f5a96bf6be60d239886a82552e90b1309967fb