Merge changes from topic "am-f628b878af4f4e25acab77835d769c8c" into rvc-qpr-dev-plus-aosp
* changes:
Merge "Tablet-specific UI updates to user switcher. DO NOT MERGE" into rvc-dev am: 7def6932 am: 0f542339 am: 8f11ac39
Tablet-specific UI updates to user switcher. DO NOT MERGE am: 2724b002 am: 207d0a89 am: 7e4e12d8