Revert "Broken test case"

This reverts commit 9a2adcfd.

test/libvlc/media.c

@@ -59,7 +59,7 @@ static void test_media_preparsed(const char** argv, int argc)
     // We are good, now check Elementary Stream info.
     libvlc_media_track_info_t *tracks;
     int num = libvlc_media_get_tracks_info(media, &tracks);
-    if(num == 1)
+    assert(num == 1);
     free(tracks);
 
     libvlc_media_release (media);