tree 5eeaaf5bf057e39882bfd8d42f7a14468c8d6435
parent 9098a0260f43e89165783089e025f5fd51da78f3
author Kevin Chyn <kchyn@google.com> 1493076431 -0700
committer Kevin Chyn <kchyn@google.com> 1493169817 -0700

FP won't wake device if daemon dies

Keyguard should retry FP auth if HW unavailable occurs

Fixes: 37483809

Test: enroll FP, turn off screen (enter keyguard)
pid biometrics | xargs adb shell kill -9
after 3 seconds, FP should be able to auth again

Change-Id: Ied3a4c07de655f3145ad40e3b73078fe9b161291