API Review PhoneManager -> TelecommManager. Rename methods (2/6)

PhoneManager
- handlePinMMI docs should explain what a Pin is and what MMI is
- rename isInAPhoneCall to isInCall
- rename showCallScreen to showInCallScreen
- merge this class into TelecommManager, we don't need both

Bug: 16960458

Change-Id: I8b7ed389c60ab074eb28d29d0fa8d9429e414875
1 file changed
tree: 9f924baf77fa49ec2106529c1711406bc04ee2c4
  1. src/
  2. TestCommon/
  3. tests/