Revert "Update to use new ConnectivityManager API."

This reverts commit 9a9f6f313b1f9bc7a5193eda092ea3ee3ae67667.

Reason for revert: broke pi-dev-plus-aosp

Change-Id: Ia0ff7cdf77b4edf3bdf5e4c54376b730df48373e
3 files changed