EID need to support TTS. Bug: 270517566 Test: local Change-Id: I630e94cca8d240595546897ac17ae6c59366c84a
Device without EID should hide the UI, and avoid from null pointer exception. Bug: 268104585 Test: local Change-Id: I3e0016dbbae11d089de534b3fc383611719d7cbe
Present EID within about phone page. Bug: 260540995 Test: local Change-Id: If5f512c1da6b4b3b1adc1d13dbe11226b7ecad41