Merge commit '2758cdedfb'

This commit also disables the async fate test, because it
used internal APIs in a non-kosher way, which no longer
exists.

* commit '2758cdedfb':
  lavf: reorganize URLProtocols

Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>

libavformat/gopher.c

@@ -114,7 +114,7 @@ static int gopher_read(URLContext *h, uint8_t *buf, int size)
 }
 
 
-URLProtocol ff_gopher_protocol = {
+const URLProtocol ff_gopher_protocol = {
     .name           = "gopher",
     .url_open       = gopher_open,
     .url_read       = gopher_read,