Merge "Register APPS_ALLOWED_ON_RESTRICTED_NETWORKS setting observer" into sc-dev am: 5acfe4933e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14622493

Change-Id: Ie9e62c30eea19718b96314b9f4bb4def8e9110c2
tree: a4d222c0d196fb905cdf694d02e738503887ec59
  1. framework/
  2. service/
  3. tests/
  4. OWNERS
  5. TEST_MAPPING