Ims: Add support to add participants to existing call

Supports initiation of a conference call
by directly adding participants to existing call

Test: Manual
Bug: 62151032
Change-Id: Icfba02cafa9640d1ba6a750fd80d21b10f826ed1
1 file changed
tree: 01aaab402aed64c11a695b761ae936f0cb9c08fe
  1. Android.bp
  2. CleanSpec.mk
  3. OWNERS
  4. README.txt
  5. TEST_MAPPING
  6. src/
  7. tests/