Remove Data RealTime Info Listener Support

-Remove Listener from the NetworkManagementService
-Remove the callback capability from TelephonyRegistry
-Remove the callback capbility from PhoneStateListener

Because of intractable problems with power consumption and
consistency, this signal is removed and should not be used.

Bug: 23319188

Change-Id: I99383075bbd5604cc801deab6de94ac97fc17bfd