tree a61b8dbbb5057cc7edb7e7a1c1cd55bfc3d53129
parent dee5f9e27ff065089207450acd37dab074254e9b
author Malcolm Chen <refuhoo@google.com> 1515795024 -0800
committer Malcolm Chen <refuhoo@google.com> 1516914988 -0800

Add CellularNetworkService.

Add CellularNetworkService as a sub class of NetworkService.
It includes instances of CellularNetworkServiceProvider that
handles related requests for each slot.

Bug: 64132030
Test: build
Change-Id: I6d2c98fce4234ab8eacd27338e5e6fb76b537a3d