1. New telephony APIs to getCurrentCarrierId
and getCurrentCarrierName
2. New broadcast intent to notify carrier id changed
Bug: 64131637
Test: Build
Change-Id: I9a240ba7df313ad701f98bb3982f29c3d5317da8
(cherry picked from commit fff6f59a63)
Merged-in: I9a240ba7df313ad701f98bb3982f29c3d5317da8