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

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

Change-Id: I8e5912836ab786e5f1ee389763775c3c6a2df6b3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>