fix [56e7865d] compilation

(cherry picked from commit 25ef7e7d)
Signed-off-by: Sébastien Escudier <sebastien-devel@celeos.eu>

modules/demux/avformat/avformat.c

@@ -32,9 +32,6 @@
 
 #include "avformat.h"
 
-#define FORMAT_TEXT N_( "Format name" )
-#define FORMAT_LONGTEXT N_( "Internal libavcodec format name" )
-
 vlc_module_begin ()
 #endif /* MERGE_FFMPEG */
     add_shortcut( "ffmpeg", "avformat" )

modules/demux/avformat/avformat.h

@@ -34,3 +34,5 @@ void CloseMux( vlc_object_t * );
 
 #define MUX_TEXT N_("Avformat mux")
 #define MUX_LONGTEXT N_("Force use of a specific avformat muxer.")
+#define FORMAT_TEXT N_( "Format name" )
+#define FORMAT_LONGTEXT N_( "Internal libavcodec format name" )