Remove extern declaration for free_sh_audio() that is both unused and

already present from stheader.h. (Would cause a compile error after my
next change.)


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18710 b3059339-0415-0410-9bf9-f77b7e298cf2

libmpdemux/demux_mpc.c

@@ -27,8 +27,6 @@ typedef struct da_priv {
   float length;
 } da_priv_t;
 
-extern void free_sh_audio(sh_audio_t* sh);
-
 static uint32_t get_bits(da_priv_t* priv, stream_t* s, int bits) {
   uint32_t out = priv->dword;
   uint32_t mask = (1 << bits) - 1;