remove the last #ifdef from allcodecs.c

Originally committed as revision 7627 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/allcodecs.c

@@ -172,10 +172,8 @@ void avcodec_register_all(void)
     REGISTER_ENCODER(MP3LAME, mp3lame);
     REGISTER_DECODER(MP3ON4, mp3on4);
     REGISTER_DECODER(MPC7, mpc7);
-#ifdef CONFIG_LIBVORBIS
     if (!ENABLE_VORBIS_ENCODER)  REGISTER_ENCODER(OGGVORBIS, oggvorbis);
     if (!ENABLE_VORBIS_DECODER)  REGISTER_DECODER(OGGVORBIS, oggvorbis);
-#endif
     REGISTER_DECODER(QDM2, qdm2);
     REGISTER_DECODER(RA_144, ra_144);
     REGISTER_DECODER(RA_288, ra_288);