cherry picked from commit 123464429d
Bug: 173940869
Test: atest AccessibilityButtonLocationPreferenceControllerTest
Change-Id: I49a23b2eb4e07e79afcefc5a148c23b06396ec1c
Merged-In: I49a23b2eb4e07e79afcefc5a148c23b06396ec1c
cherry picked from commit 123464429d
Bug: 173940869
Test: atest AccessibilityButtonLocationPreferenceControllerTest
Change-Id: I49a23b2eb4e07e79afcefc5a148c23b06396ec1c
Merged-In: I49a23b2eb4e07e79afcefc5a148c23b06396ec1c