Merge "Allow to load implicit layer from /vendor/app." into rvc-dev am:...

Merge "Allow to load implicit layer from /vendor/app." into rvc-dev am: 1371b76a am: 760338ed am: e60edfd1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11688191

Change-Id: I486602e2e40818c324377fbdf51dfbe60160cf29