am 8e886be4: Merge "Modifications in audio effect engine state management." into gingerbread

Merge commit '8e886be413570fab6c623930a5775dd36a6d11e1' into gingerbread-plus-aosp

* commit '8e886be413570fab6c623930a5775dd36a6d11e1':
  Modifications in audio effect engine state management.