Merge "Fix NPE when user swipes back in All Apps and no matching view found"...

Merge "Fix NPE when user swipes back in All Apps and no matching view found" into tm-dev am: a49ba253 am: f2afc1fc am: 5f270a1c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18821198



Change-Id: I7179fa0f3bc76bb97de26817bb7ecb2901dbb0e7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>