[gtk+] Remove a superfluous ref

[Matthias Clasen <matthiasc src gnome org>]

commit f326c0eac806b037c7100309887ffc5f9193070d
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu May 2 05:53:40 2013 -0400

    Remove a superfluous ref
    
    If we cancel the call in dispose, no need to ref the object
    we pass as userdata. Avoids the risk of leaking the ref if
    the call is actually canceled.

 gtk/gtkplacessidebar.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkplacessidebar.c b/gtk/gtkplacessidebar.c
index 9b08485..35a758d 100644
--- a/gtk/gtkplacessidebar.c
+++ b/gtk/gtkplacessidebar.c
@@ -2205,8 +2205,7 @@ mount_volume (GtkPlacesSidebar *sidebar, GVolume *volume)
        mount_op = gtk_mount_operation_new (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (sidebar))));
        g_mount_operation_set_password_save (mount_op, G_PASSWORD_SAVE_FOR_SESSION);
 
-       g_object_ref (sidebar);
-       g_volume_mount (volume, 0, mount_op, NULL, volume_mount_cb, sidebar);
+       g_volume_mount (volume, 0, mount_op, NULL, volume_mount_cb, g_object_ref (sidebar));
 }
 
 static void
@@ -3572,8 +3571,6 @@ hostname_proxy_new_cb (GObject      *source_object,
        sidebar->hostnamed_proxy = g_dbus_proxy_new_for_bus_finish (res, &error);
        g_clear_object (&sidebar->hostnamed_cancellable);
 
-       g_object_unref (sidebar);
-
        if (error != NULL) {
                g_debug ("Failed to create D-Bus proxy: %s", error->message);
                g_error_free (error);
@@ -3833,7 +3830,7 @@ gtk_places_sidebar_init (GtkPlacesSidebar *sidebar)
                                  "org.freedesktop.hostname1",
                                  sidebar->hostnamed_cancellable,
                                  hostname_proxy_new_cb,
-                                 g_object_ref (sidebar));
+                                 sidebar);
 
        sidebar->drop_state = DROP_STATE_NORMAL;
        sidebar->new_bookmark_index = -1;