Update mobile data preference getter/setter

To satisfy OEM's requests, setting mobile data preference
should be by uid. Thus, update the getter/setter to
return/accept set of uids that need to apply mobile data
preference.

Bug: 171872461
Test: atest FrameworksNetTests
Change-Id: Id44efd2a6d820867f4405426c91e65b9ef155898
2 files changed
tree: 3136364baf57cc69518895d06f3ca67abd5dc216
  1. framework/
  2. service/
  3. services/
  4. tests/
  5. OWNERS
  6. TEST_MAPPING