Revert "Merge "Remove CONNECTIVITY_CHANGE_DELAY and friends." into lmp-mr1-dev"

This is the revert of ag/572619.

This reverts commit b5ae87a8d03b9dc466a1be893c4ff396cecae14d, reversing
changes made to 32b61ab28f54e5b00f472b2166f9b1100375e4ff.

Bug: 18609055
Bug: 17769720
Change-Id: I122eba200f2071d4e5777ec34c1d04fb567345a8
2 files changed
tree: 03911db993d997d84af9f430f2978720443e79c4
  1. core/
  2. services/
  3. tests/