[libsoup] io-http2: remove io_read_or_write prototype

[Carlos Garcia Campos <carlosgc src gnome org>]

commit c3d1328379a960a4712ed52accc3ec1716d8ebd4
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Thu May 20 18:17:14 2021 +0200

    io-http2: remove io_read_or_write prototype

 libsoup/http2/soup-client-message-io-http2.c | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/libsoup/http2/soup-client-message-io-http2.c b/libsoup/http2/soup-client-message-io-http2.c
index b2a3d811..6d9cbad6 100644
--- a/libsoup/http2/soup-client-message-io-http2.c
+++ b/libsoup/http2/soup-client-message-io-http2.c
@@ -112,7 +112,6 @@ typedef struct {
 } SoupHTTP2MessageData;
 
 static gboolean io_read (SoupClientMessageIOHTTP2 *, gboolean, GCancellable *, GError **);
-static gboolean io_read_or_write (SoupHTTP2MessageData *, gboolean, GCancellable *, GError **);
 
 static void
 NGCHECK (int return_code)