am f35f6ce7: (-s ours) Reconcile with jb-mr2-release - do not merge

* commit 'f35f6ce75375b05634a0acb332635e1954058336':
  camera_metadata: Add supportedHardwareLevel field
tree: 0c02333ed29d89fc75e3ead054b430a6249ec111
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. CleanSpec.mk