Revert "hal: add usb audio tunnel support"

This reverts commit 8c03e67b06c84e4a21edd62906b8a0d7e12eeff9.

Reason: breaks switching to headphones for offloaded tracks.

Bug: 36049443
Change-Id: Ib040cceb0a79cfc1443c729554f925199042574a
(cherry picked from commit 9d677f4174293e5fee17d0af71043bf0763495b5)
10 files changed
tree: aa1c5ad9e8656fc15c6e00bc33fd13afb3e57c7d
  1. hal/
  2. legacy/
  3. post_proc/
  4. visualizer/
  5. voice_processing/
  6. Android.mk