Using the back buttons can cause a crash in at least two cases. Skipping
face enrollment and then starting/stopping any enrollment can lead to
an invalid token and failed HAT request. Backing out of the activity and
restarting it can also lead to using a stale token that fails.
Fix: 179336333
Test: manual on device
Change-Id: I0c1133e4c3d9c97997043ddc9374aa3cfc4f1c97
On devices with multiple biometric sensors, this removes the
interstitial screen in Setup Wizard that let the user choose whether to
enroll face, fingerprint, or both. Instead, such devices will always
show face enrollment followed by fingerprint, with the option to skip
either or both.
Test: Manually tested all enroll/skip combinations in SUW
Fixes: 183720580
Change-Id: I7f045579f732196bde28dd96e9443e4bb4c906ae
1) Adds a layout for multi-biometric selection in BiometricEnrollActivity
2) Adds widgets for checkboxes
3) Shows ConfirmLock*/ChooseLock* for multi-biometric devices in
BiometricEnrollActivity
4) finish()'s when loses foreground
5) Adds default string for ChooseLock* and multi-biometrics, e.g.
"Set up Password + Biometrics", as well as associated plumbing
to bring the user back to BiometricEnrollActivity once the
credential is enrolled
6) When max templates enrolled, checkbox becomes disabled and
description string is updated
Bug: 162341940
Bug: 152242790
Fixes: 161742393
No effect on existing devices with the following:
Test: adb shell am start -a android.settings.BIOMETRIC_ENROLL
Test: SUW
Test: make -j RunSettingsRoboTests
Exempt-From-Owner-Approval: Biometric-related change
to EncryptionInterstitial
Change-Id: I855460d50228ace24d4ec5fbe330f02ab406cc02
