Add a global override for VoLTE calls (which leaves user setting in place)

Bug: 18446228
Change-Id: I77e0047d97be6fb4a81e4e25e0404e2cdcb16644
1 file changed
tree: 4be54f5cd2cce8f889850c20f4237dfa4db4b204
  1. src/
  2. Android.mk
  3. CleanSpec.mk
  4. README.txt