Merge "Pattern/PIN view: only update layout if posture different" into udc-qpr-dev am: a9f420c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24058364



Change-Id: I469b0eeb83612ed135766d2f2bd7a070dc9f9007
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>