Merge "Update region sampling to account for window visibility" into tm-qpr-dev am: c5180384d5 am: 30616e83d9

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21384584

Change-Id: If15c741da1eae2b399b3a41ea406d5fa7c56cf7d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>