Merge "Provide referrer package with respect to package visibility" into sc-qpr1-dev am: 40c778d3 am: 0bacfbaa

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15684587

Change-Id: I3fc7dfc684ae0d64485f0cecbbb4262cbaf744ff