[f-spot] FolderExport: avoid throwing exception if URI_KEY is missing

[Lorenzo Milesi <lmilesi src gnome org>]

commit 9a98729c34b0538662addca5ed1fb4fb389f4b12
Author: Markus Lindqvist <markus lindqvist iki fi>
Date:   Wed Jul 22 10:02:12 2009 +0200

    FolderExport: avoid throwing exception if URI_KEY is missing

 extensions/Exporters/FolderExport/FolderExport.cs |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/extensions/Exporters/FolderExport/FolderExport.cs b/extensions/Exporters/FolderExport/FolderExport.cs
index c629904..4bdc338 100644
--- a/extensions/Exporters/FolderExport/FolderExport.cs
+++ b/extensions/Exporters/FolderExport/FolderExport.cs
@@ -142,7 +142,7 @@ namespace FSpotFolderExport {
 
 			uri_chooser.LocalOnly = false;
 
-			if (Preferences.Get<string> (URI_KEY) != String.Empty)
+			if (!String.IsNullOrEmpty (Preferences.Get<string> (URI_KEY)))
 				uri_chooser.SetUri (Preferences.Get<string> (URI_KEY));
 			else
 				uri_chooser.SetFilename (uri_path);