Merge "Support Dual ViLTE stats" am: 371bd281f5

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1540920

Change-Id: Ie65e2a2530b3e10b1cb7b571bbe4e7255caf1b08
tree: 930e89b6d7456259e2c75a340296c6f86bf30003
  1. core/
  2. framework/
  3. service/
  4. services/
  5. tests/
  6. OWNERS
  7. TEST_MAPPING