Snap for 8358640 from 7f97005bba3577b5cb46239614c7c47bb7b817fc to mainline-go-cellbroadcast-release

Change-Id: Ie450b48adc4a33bb757431a500ff02f8e18b1d55
tree: 66ec966958ebd47eed4dc5d05eda27f6282983e2
  1. doc/
  2. include/
  3. src/
  4. tests/
  5. tools/
  6. Android.bp
  7. OWNERS
  8. TEST_MAPPING