am dfded35b: Merge "Added automated tests for reverb audio effect." into gingerbread

Merge commit 'dfded35b3a5cb8eb57d47b750f3a4b0085fd3c0a' into gingerbread-plus-aosp

* commit 'dfded35b3a5cb8eb57d47b750f3a4b0085fd3c0a':
  Added automated tests for reverb audio effect.