Cosmetics: remove a redundant and misplaced doxy.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@14856 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavutil/fifo.c

@@ -52,9 +52,6 @@ int av_fifo_read(AVFifoBuffer *f, uint8_t *buf, int buf_size)
 }
 
 #if LIBAVUTIL_VERSION_MAJOR < 50
-/**
- * Resizes a FIFO.
- */
 void av_fifo_realloc(AVFifoBuffer *f, unsigned int new_size) {
     av_fifo_realloc2(f, new_size);
 }