Merge "[MS68.1] Register usage callback from NetworkPolicyManagerService" am: 0534b453bc am: 4531d6630b am: 1fa0cb1ed0 am: 2ab01da081

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1958144

Change-Id: I88866a6211c5105d23123757d505011dcab29d3d
tree: 6217f6b8d8818bb37894fb348569699c501661d5
  1. framework/
  2. framework-t/
  3. service-t/
  4. services/
  5. tests/