Query HTTP proxy for network via a new API to avoid permissions exceptions

Add @hidden ConnectivityManager.getProxyForNetwork() API.

Bug:20470604
Change-Id: I6a9bc4afc8273bc43b14cdeccfedbbf3ff66be40
6 files changed
tree: 22e7db54e924637a94b37cc6bef2a4d3fa7dd324
  1. core/
  2. services/
  3. tests/