[rygel] core: Reset number of tracks to 0

[Jens Georg <jensgeorg src gnome org>]

commit e62c938d01543dd53c3c1f86caf13c5b688976cb
Author: Jens Georg <mail jensge org>
Date:   Fri May 11 13:55:19 2012 +0200

    core: Reset number of tracks to 0

 src/rygel/rygel-av-transport.vala |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/src/rygel/rygel-av-transport.vala b/src/rygel/rygel-av-transport.vala
index 8b4850b..f8e40ce 100644
--- a/src/rygel/rygel-av-transport.vala
+++ b/src/rygel/rygel-av-transport.vala
@@ -274,7 +274,11 @@ internal class Rygel.AVTransport : Service {
             this.session.queue_message (message, null);
         } else {
             this.uri = _uri;
-            this.n_tracks = 1;
+            if (_uri == "") {
+                this.n_tracks = 0;
+            } else {
+                this.n_tracks = 1;
+            }
 
             action.return ();
         }