Port VoLTE support from InCallUINext to InCallUI

Modified call card fragment to show VoLTE label when call is made
using VoLTE

Change-Id: I14621c43608afa99e2737d887ab0d7154863f74b
Issue-Id: DIALER-720
4 files changed
tree: 5dc25226dbf4fd2d65cd625d978598a6a755b2b0
  1. res/
  2. src/
  3. tests/
  4. proguard.flags