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: 9336589d am: a1d5677e am: 2d6dadfe

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



Change-Id: I7d5aadb7e2b0a3f84db28b3c15025394cf0d65ca
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>