#include correct header to fix 'make checkheaders'.

AVCodecTag is declared in riff.h, not avformat.h.

Originally committed as revision 19915 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/caf.h

@@ -27,7 +27,7 @@
 #ifndef AVFORMAT_CAF_H
 #define AVFORMAT_CAF_H
 
-#include "avformat.h"
+#include "riff.h"
 
 extern const AVCodecTag ff_codec_caf_tags[];