Merge "Write "wait" status to both logcat and stdout." into udc-dev am: 58e07cf5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22388250



Change-Id: I3cafa3a628b9e52de5e79715525d7110f5ab2416
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>