Merge "Restrict the getter of where the app launched from" into sc-qpr1-dev...

Merge "Restrict the getter of where the app launched from" into sc-qpr1-dev am: 0e40c2c9 am: b3236d49 am: 9273bdb0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15583403

Change-Id: Iaf002b3f44cde392dc02c58151c69557bf24e3a8