hal: update EC reference handling

Change-Id: I745e28c14902f810754887f9db195cf4f5261713
6 files changed
tree: 948c44f1a82a7eedb4e1e12add86d472126820ae
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk