[gnome-boxes] spice-session: Do not transfer open_fd() ownership

[Felipe Borges <felipeborges src gnome org>]

commit 3779c064d35d0ec0a3a53b1f7b12c81281db18b1
Author: Pavel Grunt <pgrunt redhat com>
Date:   Mon Apr 24 15:02:43 2017 +0200

    spice-session: Do not transfer open_fd() ownership
    
    Otherwise just one channel can connect
    
    https://bugzilla.gnome.org/show_bug.cgi?id=780963

 src/spice-display.vala |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/spice-display.vala b/src/spice-display.vala
index 7646f94..0483185 100644
--- a/src/spice-display.vala
+++ b/src/spice-display.vala
@@ -236,7 +236,7 @@ private class Boxes.SpiceDisplay: Boxes.Display {
             channel_destroy_id = session.channel_destroy.connect (on_channel_destroy);
 
         session.password = password;
-        if (open_fd != null)
+        if (this.open_fd != null)
             session.open_fd (-1);
         else
             session.connect ();
@@ -259,7 +259,7 @@ private class Boxes.SpiceDisplay: Boxes.Display {
     }
 
     private void on_channel_new (Spice.Session session, Spice.Channel channel) {
-        var handler = new SpiceChannelHandler (this, channel, (owned) open_fd);
+        var handler = new SpiceChannelHandler (this, channel, open_fd);
         channel_handlers.set (channel, handler);
 
         if (channel is Spice.DisplayChannel) {
@@ -499,10 +499,10 @@ private class Boxes.SpiceChannelHandler : GLib.Object {
     private Spice.Channel channel;
     private Display.OpenFDFunc? open_fd;
 
-    public SpiceChannelHandler (SpiceDisplay display, Spice.Channel channel, owned Display.OpenFDFunc? 
open_fd = null) {
+    public SpiceChannelHandler (SpiceDisplay display, Spice.Channel channel, Display.OpenFDFunc? open_fd = 
null) {
         this.display = display;
         this.channel = channel;
-        this.open_fd = (owned) open_fd;
+        this.open_fd = open_fd;
         var id = channel.channel_id;
 
         if (open_fd != null)