don't support the mp3 extension in the mp2 muxer especially not under any conditionnal
don't support the mp3 extension in the mp2 muxer
especially not under any conditionnal


git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@16922 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

prajnashi/ffmpeg,prajnashi/ffmpeg,prajnashi/ffmpeg,prajnashi/ffmpeg