Add null check for testListItem Test: manual test Bug: 288800105 (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:67012dff9673bc302cb8e00e07aa298aec1e8548) Merged-In: I0fafb5a3040dc8cd1e27f35b33a053677b339d3f Change-Id: I0fafb5a3040dc8cd1e27f35b33a053677b339d3f