Merge "Disable stubby PIN pad unless it's a small device." into sc-v2-dev am: ff26aa3338 am: 8e985f2752

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15674798

Change-Id: I1ff6bc629751113909d22c9df9afba9218908a49