[rygel] media-export: Properly clean-up database on start-up

[Jens Georg <jensgeorg src gnome org>]

commit c35b6599576b7c1ddf5b557185ef4630414cd238
Author: Jens Georg <jensg openismus com>
Date:   Sat Aug 17 09:56:35 2013 +0200

    media-export: Properly clean-up database on start-up
    
    https://bugzilla.gnome.org/show_bug.cgi?id=701934

 .../rygel-media-export-root-container.vala         |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/media-export/rygel-media-export-root-container.vala 
b/src/plugins/media-export/rygel-media-export-root-container.vala
index 02e45c5..ccc52ea 100644
--- a/src/plugins/media-export/rygel-media-export-root-container.vala
+++ b/src/plugins/media-export/rygel-media-export-root-container.vala
@@ -381,6 +381,10 @@ public class Rygel.MediaExport.RootContainer : TrackableDbContainer {
         this.initialized = true;
         this.cancellable = new Cancellable ();
 
+        // Remove old virtual folders in case virtual folders were disabled
+        // during restart or we don't have a particular class of items anymore
+        this.media_db.drop_virtual_folders ();
+
         // Tell the cache about this root container.
         try {
             this.media_db.save_container (this);