Merge "Polish home-key from split to pip transition" into udc-dev am: c7a500cc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23833763



Change-Id: Ie28a2d38ac190b94162caca12f0d97775dfc2b93
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>