Merge "Separate getTaskViewAt usage" into sc-v2-dev am: d6a28fe202 am: 49e414974e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16337818

Change-Id: I816cc6dba528c2e56e7e410183f77c92867579cf