tree d61e023c7a2d157c1235f7af3965922dcfc793c3
parent f7864feded657fdfd563c0267b5ba504283ff0fa
author Zak Cohen <zakcohen@google.com> 1612823520 -0800
committer Zak Cohen <zakcohen@google.com> 1616125725 -0700

Return empty, not null, a11y node in Workspace

It's not valid to return a null accessbilitynode.

Test: local
Bug: 182529089

Change-Id: I94245fb33128c68e33ce388284f64e5ac3bb23dc