Add emergency call button to PUK'd lockscreen.

The user unlocks a PUK-locked SIM via the e-call dialer, so
we absolutely need the button there.

This is the code portion; it requires layout from change
I8aa0fc2223428ba15a57269ac5a624e74e91a5f3 in
frameworks/base.

Bug: 2568732
Change-Id: I6872c3ad135bc34348adafa76e08a3878f1b506f
1 file changed
tree: 68e7bfda7389d8cc203af9e028c9ed31506e7e63
  1. CleanSpec.mk
  2. PolicyConfig.mk
  3. mid/
  4. phone/