Merge "Log initial dock state of device on boot" into udc-dev am: be150360

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22863477



Change-Id: Ie5d6278b7e1ba01d6ab73cc31c6fe5e2dce0495a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>