[automerger skipped] Migrate radio app to androidx
am: e9d693e2cf  -s ours

Change-Id: I7c4b7677e1034a08c0aa7e160e837c9d825266fb
tree: 8515ab96c227799d97786728afe962af02b88773
  1. libs/
  2. res/
  3. src/
  4. Android.mk
  5. AndroidManifest.xml
  6. PREUPLOAD.cfg