[gnome-boxes] selectionbar: Break loop if already insensitive

[Arnel A. Borja <arnelborja src gnome org>]

commit 74b9cd25e991d1ac9fbe7e5050ef7968f0a37d75
Author: Arnel A. Borja <arnelborja src gnome org>
Date:   Fri Aug 30 20:19:56 2013 +0800

    selectionbar: Break loop if already insensitive
    
    If there is a machine that cannot be deleted while checking for
    sensitivity of the Delete button, set sensitivity to false and get out
    of the loop immediately.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=706818

 src/selectionbar.vala |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/src/selectionbar.vala b/src/selectionbar.vala
index ee418e8..5d0e880 100644
--- a/src/selectionbar.vala
+++ b/src/selectionbar.vala
@@ -138,8 +138,10 @@ private class Boxes.Selectionbar: Gtk.Revealer {
             });
             item.set_data<ulong> ("can_delete_id", can_delete_id);
 
-            if (item is Machine && !(item as Machine).can_delete)
+            if (item is Machine && !(item as Machine).can_delete) {
                 sensitive = false;
+                break;
+            }
         }
 
         remove_btn.sensitive = sensitive;