am 14e00621: Merge "Revert "RTP: integrate the echo canceller from speex."" into gingerbread

Merge commit '14e00621c81da6a0391da47afce77945b27c7231' into gingerbread-plus-aosp

* commit '14e00621c81da6a0391da47afce77945b27c7231':
  Revert "RTP: integrate the echo canceller from speex."