Merge "Fix NPE when user swipes back in All Apps and no matching view found" into tm-dev am: a49ba253 am: 9336589d am: f08d48fa am: 42690e91

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



Change-Id: I9067f9d4890ecf0964043e36f1d18097c041447d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>