IMS: Define constants related to call progress info

- Define constants/extras related to call progress
  info during alerting stage and extras are used
  to show the appropriate toast message.

Change-Id: I2d3482695cd1bc5063c64e239126c6da826b1b29
CRs-Fixed: 2841434
3 files changed
tree: 1ec6ae1c4b66ae2b319903f80e92aca8555e3594
  1. extphone/
  2. ims/
  3. internal/
  4. qti-hidl-wrapper/
  5. qti-utils/