http: Add the url_shutdown function for https, too

Signed-off-by: Martin Storsjö <martin@martin.st>

libavformat/http.c

@@ -669,6 +669,7 @@ URLProtocol ff_https_protocol = {
     .url_seek            = http_seek,
     .url_close           = http_close,
     .url_get_file_handle = http_get_file_handle,
+    .url_shutdown        = http_shutdown,
     .priv_data_size      = sizeof(HTTPContext),
     .priv_data_class     = &https_context_class,
     .flags               = URL_PROTOCOL_FLAG_NETWORK,