Merge "[DO NOT MERGE] Remove one search flag and code from sc-v2." into sc-v2-dev am: 57b9c472

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16407148

Change-Id: I37287669f8d8b5756fcd9f240cd60a1cbef8c1db