Merge "Expose VpnTransportInfo as module-lib API." am: 4a7e41a6e6

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1585572

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I746f6c33ae1076aa057eca1c731847bf59b7ba66