Fixing few TelephonyManager calls to work when there is no SIM.

* getDeviceSoftwareVersion - Fixed to work for no SIM by not looking up subId.
* getImei - Fixed to work for no SIM by not looking up subId.
* getActivePhoneTypeForSlot - Adding a method (hidden).
* getCallState - Adding slotId version (hidden).

Bug: 27378995
Change-Id: Ib67ae3df5562d75727dc7e4ac023021fb331d3b5
2 files changed