[NS D04] Implement a simple speed comparison between scores.

This is not used yet to avoid making the change too big to review,
but D05 will use this. Refer to D05 for how this is going to be
used.

Test: ConnectivityServiceTest
Change-Id: I32c12702c8bce959682b02f157946d3f37b12a0c
1 file changed
tree: 14cbe380bc2d1fa3c1541790199ce1289e38f331
  1. core/
  2. services/
  3. tests/