Revert "Audio effects: define interface between EffectModule and audio framework"

This reverts commit c0abc6239e1134ed224a10aa66a364baff71cd07.

Reason for revert: broken build on target cf_x86_phone-userdebug_coverage

Change-Id: Ic6808bfd31bedfa85b7d7a120e4c6f6273678f73
5 files changed