Merge "Remove unstable IpPrefix" am: 3f6415a2f5

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1662674

Change-Id: I7517ae6cefa96ee3ca38fbcca36970677cb6469b
tree: f7df088a46592895a262d7a8270a377dd1a6f079
  1. core/
  2. framework/
  3. service/
  4. services/
  5. tests/
  6. OWNERS
  7. TEST_MAPPING