Rebuild ffmpeg 2.1.5 for ARMv7, x86, and MIPS. Reduced the size of ffmpeg libraries

jni/nv_avc_dec/ffmpeg/x86/include/libavutil/avutil.h

@@ -312,13 +312,6 @@ unsigned av_int_list_length_for_size(unsigned elsize,
 #define av_int_list_length(list, term) \
     av_int_list_length_for_size(sizeof(*(list)), list, term)
 
-/**
- * Open a file using a UTF-8 filename.
- * The API of this function matches POSIX fopen(), errors are returned through
- * errno.
- */
-FILE *av_fopen_utf8(const char *path, const char *mode);
-
 /**
  * @}
  * @}