am 044fcd64: am 703aae06: Merge "RTP: Fix non-zero DC in EchoSuppressor caused while aggregating samples." into gingerbread

Merge commit '044fcd64fe999dca0f986dfce9cb3b5b1da77f44'

* commit '044fcd64fe999dca0f986dfce9cb3b5b1da77f44':
  RTP: Fix non-zero DC in EchoSuppressor caused while aggregating samples.