Fix Legacy NetworkInfo API

Make the connectivity changed broadcasts send correct NetworkInfos.
Also update the results of getNetwork.

bug:15290306
bug:15191336
bug:14993207
Change-Id: Ie99ad25f3ebb90d18348e7013761b139e7481866
(cherry picked from commit 16fe1c18289de200d2249e51db8c0986619f487b)
6 files changed