Merge "Update home controls button on keyguard" into tm-qpr-dev am: 9f632242...

Merge "Update home controls button on keyguard" into tm-qpr-dev am: 9f632242 am: 293cf801 am: 8d0be90e am: fae3cac5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22238110



Change-Id: I58aa985f99c8a71d95eb99f422cb0c2a6e9db82a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>