Sungmin Choi 577add865a 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

2016-01-11 11:06:41 -08:00

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settings

Select or not Wi-Fi Calling preference as CarrierConfig

2016-01-11 11:06:41 -08:00