Add API setAllowedCarriers, getAllowedCarriers to PhoneInterfaceManager
am: 1a7c35a784

* commit '1a7c35a7846792c02a57b45957c413fe4a6b07f6':
  Add API setAllowedCarriers, getAllowedCarriers to PhoneInterfaceManager

Change-Id: I2c46800ae855da3e871b7844357f56fd73dd7c0d