[simple-scan/gnome-3-12: 8/13] Fix error where document was discarded if warning dialog was closed

[Robert Ancell <rancell src gnome org>]

commit 57e00f4c6c3d2b90db4848590e8f11b9b7cec56c
Author: Robert Ancell <robert ancell canonical com>
Date:   Mon Feb 16 14:43:57 2015 +1300

    Fix error where document was discarded if warning dialog was closed

 src/ui.vala |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/src/ui.vala b/src/ui.vala
index 31ec151..8021339 100644
--- a/src/ui.vala
+++ b/src/ui.vala
@@ -608,11 +608,10 @@ public class UserInterface
                 return true;
             else
                 return false;
-        case Gtk.ResponseType.CANCEL:
-            return false;
         case Gtk.ResponseType.NO:
-        default:
             return true;
+        default:
+            return false;
         }
     }