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

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

Change-Id: I426ebcdf0d93705aadf21b51e3915a8cbd88c8e4