Package android.telephony

Removed Classes and Interfaces
TelephonyCallback.AlwaysReportedSignalStrengthListener  
TelephonyManager.SlicingException  
 

Added Classes
TelephonyManager.ModemErrorException  
TelephonyManager.NetworkSlicingException  
TelephonyManager.TimeoutException  
 

Changed Classes
CarrierConfigManager  
PhysicalChannelConfig  
PreciseDataConnectionState  
SubscriptionManager  
TelephonyManager