Merge "Add stubs for VCN configuration management" am: 03492715e8 am: 43dbf5cb2c am: a0740b9727 am: 292f2b8dbf

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1477377

Change-Id: Id2d4d4fdc716cb6a9e72ec5ad072d72063fdad59