Use ToneGenerator::tone_type consistently

Also remove defaults in startToneCommand(), they're not needed and the
default for tone type was nonsense.

Change-Id: I70fa8cee4f3dbb8c66ceb3719c8d3d2f447f05b9
4 files changed
tree: 02ba1339028105733ff3897c5c72952781dc793d
  1. camera/
  2. cmds/
  3. drm/
  4. include/
  5. media/
  6. services/