Merge "Delay boot complete broadcast for main user on HSUM." into udc-dev am:...

Merge "Delay boot complete broadcast for main user on HSUM." into udc-dev am: 0ad77cb1 am: ff2d9147

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22954348



Change-Id: Iff5c115708f02ba6e109730ddd46b7a5dbf8e2b5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>