Merge "Add network created callback support" am: c542ed20fa

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1652209

Change-Id: Ibd2d575b5e3bdfc164c4721bc5bbb0c8b90601e0
tree: 8a5a8c4b6c7d2b712b24e2bb62beeba53e40c792
  1. core/
  2. framework/
  3. service/
  4. services/
  5. tests/
  6. OWNERS
  7. TEST_MAPPING