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 am: 7d4344a3

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

Change-Id: I713a936b26cf983b5bf075a09134fd2b2d9c9509