Revert r8210 "Add a new parameter to ACMGenericCodec constructor"

The change failed to compile on some bots.

TBR=kwiberg@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/34949004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@8211 4adac7df-926f-26a2-2b94-8c16560cd09d
40 files changed