[vala/staging] vapi: Update GIR-based bindings

[Rico Tzschichholz <ricotz src gnome org>]

commit 6ebbc3f35e0cd267ffd1efddc5fa4cc5840682aa
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Sat Feb 17 09:01:37 2018 +0100

    vapi: Update GIR-based bindings

 vapi/gio-2.0.vapi |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/vapi/gio-2.0.vapi b/vapi/gio-2.0.vapi
index ae0af9c..7104a0b 100644
--- a/vapi/gio-2.0.vapi
+++ b/vapi/gio-2.0.vapi
@@ -2710,10 +2710,10 @@ namespace GLib {
        public class Subprocess : GLib.Object, GLib.Initable {
                [CCode (has_construct_function = false)]
                public Subprocess (GLib.SubprocessFlags flags, ...) throws GLib.Error;
-               public bool communicate (GLib.Bytes? stdin_buf, GLib.Cancellable? cancellable, out GLib.Bytes 
stdout_buf, out GLib.Bytes stderr_buf) throws GLib.Error;
-               public async bool communicate_async (GLib.Bytes? stdin_buf, GLib.Cancellable? cancellable, 
out GLib.Bytes stdout_buf, out GLib.Bytes stderr_buf) throws GLib.Error;
-               public bool communicate_utf8 (string? stdin_buf, GLib.Cancellable? cancellable, out string 
stdout_buf, out string stderr_buf) throws GLib.Error;
-               public async bool communicate_utf8_async (string? stdin_buf, GLib.Cancellable? cancellable, 
out string stdout_buf, out string stderr_buf) throws GLib.Error;
+               public bool communicate (GLib.Bytes? stdin_buf, GLib.Cancellable? cancellable, out 
GLib.Bytes? stdout_buf, out GLib.Bytes? stderr_buf) throws GLib.Error;
+               public async bool communicate_async (GLib.Bytes? stdin_buf, GLib.Cancellable? cancellable, 
out GLib.Bytes? stdout_buf, out GLib.Bytes? stderr_buf) throws GLib.Error;
+               public bool communicate_utf8 (string? stdin_buf, GLib.Cancellable? cancellable, out string? 
stdout_buf, out string? stderr_buf) throws GLib.Error;
+               public async bool communicate_utf8_async (string? stdin_buf, GLib.Cancellable? cancellable, 
out string? stdout_buf, out string? stderr_buf) throws GLib.Error;
                public void force_exit ();
                public int get_exit_status ();
                public unowned string get_identifier ();