vlc/libvlc.h: Advertise libvlc_media_instance_set_drawable.

include/vlc/libvlc.h

@@ -348,6 +348,8 @@ VLC_PUBLIC_API void libvlc_media_instance_play ( libvlc_media_instance_t *, libv
 VLC_PUBLIC_API void libvlc_media_instance_pause ( libvlc_media_instance_t *, libvlc_exception_t * );
 VLC_PUBLIC_API void libvlc_media_instance_stop ( libvlc_media_instance_t *, libvlc_exception_t * );
 
+VLC_PUBLIC_API void libvlc_media_instance_set_drawable ( libvlc_media_instance_t *, libvlc_drawable_t, libvlc_exception_t * );
+
 /// \bug This might go away ... to be replaced by a broader system
 VLC_PUBLIC_API vlc_int64_t libvlc_media_instance_get_length     ( libvlc_media_instance_t *, libvlc_exception_t *);
 VLC_PUBLIC_API vlc_int64_t libvlc_media_instance_get_time       ( libvlc_media_instance_t *, libvlc_exception_t *);