tree f99ecc2cb7120659a525735b429af444f2605f1f
parent 119d589ea5aa9c2ccc5164279d718a20d0865f20
author Sungmin Choi <sungmin.choi@lge.com> 1450848292 +0900
committer Pavel Zhamaitsiak <pavelz@google.com> 1452539201 -0800

Select or not Wi-Fi Calling preference as CarrierConfig

Some operators support Wi-Fi Calling only, not VoLTE.
They don't need "Cellular preferred" option.
In this case, set uneditalbe attribute for preferred preference.

Bug: 26299288
Change-Id: I58b44bbd85bb5ef436d32a5e34d7372532695b91