This change refactors common biometric settings code as well to minimize
duplicated code in areas such as:
Preference Controller
EnrollBase
EnrollIntro
This change also updates ChooseLock to have Face + Pin/Pattern/Pass
Bug: 110589286
Test: Fingerprint settings/enrollment still works
Test: make -j56 RunSettingsRoboTests
Change-Id: Ie35406a01b85617423beece42683ac086e9bc4a7
Bug: 110589286
Test: make -j56 RunSettingsRoboTests
Test: adb shell am start -a android.settings.FINGERPRINT_ENROLL still works
Test: adb shell am start -a android.settings.FINGERPRINT_SETUP still works
Change-Id: If33b557137cae7b57e4a0e906ee95032bc589436