[SP31] Expose onSetWarningAndLimit System API

Test: atest NetworkPolicyManagerServiceTest NetworkStatsServiceTest
Bug: 149467454
CTS-Coverage-Bug: 183598414
Merged-In: I6f5e22e3a7b80a38cae9f3c5d7296a1dff34facf
Change-Id: I6f5e22e3a7b80a38cae9f3c5d7296a1dff34facf
  (cherry-picked from ag/13981689)
1 file changed
tree: 8bc7796b10c23b1aaa9f7f330d9b740afa8769e9
  1. core/
  2. services/