Merge "fix null safety issue" into main am: d42b7cfd34

Original change: https://android-review.googlesource.com/c/platform/packages/apps/QuickSearchBox/+/2673457

Change-Id: Icb104ed72081357e92b43346def7fb6c5540ca20
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>