[gnome-boxes] wizard-source: Make num_visible a property

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 0f78cc734a716b4ac5ad2e5f4ec496abd694d968
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Mon Feb 16 16:19:42 2015 +0000

    wizard-source: Make num_visible a property
    
    We won't get any notifications for changes in a field and we hook to
    that so make it a property.

 src/wizard-source.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/wizard-source.vala b/src/wizard-source.vala
index 4d18ae6..5e52116 100644
--- a/src/wizard-source.vala
+++ b/src/wizard-source.vala
@@ -16,7 +16,7 @@ private class Boxes.WizardScrolled : Gtk.ScrolledWindow {
     [GtkChild]
     public Gtk.Box vbox;
 
-    private int num_visible;
+    private int num_visible { get; set; }
 
     // Ideally, we shouldn't need this fuction but is there a way to connect
     // vscrollbar signals from the UI template?