changes to ConfirmationDialog aren't needed

PixiEditor/Models/Dialogs/ConfirmationDialog.cs

@@ -1,9 +1,6 @@
 using PixiEditor.Models.Enums;
 using PixiEditor.Views;
-using System;
-using System.IO;
-using System.Windows;
-
+
 namespace PixiEditor.Models.Dialogs
 {
     public static class ConfirmationDialog
@@ -15,12 +12,12 @@ namespace PixiEditor.Models.Dialogs
                 Body = message,
                 Topmost = true
             };
-            if (popup.ShowDialog().GetValueOrDefault())
+            if ((bool)popup.ShowDialog())
             {
                 return popup.Result ? ConfirmationType.Yes : ConfirmationType.No;
             }
 
             return ConfirmationType.Canceled;
-        }
+        }
     }
 }