[banshee] Mpris: Add the type of the parent source in the playlist id (bgo#643782)

[Bertrand Lorentz <blorentz src gnome org>]

commit 0950a0e08c5629be71eb3f0966433f78888d5056
Author: Bertrand Lorentz <bertrand lorentz gmail com>
Date:   Sat Mar 19 17:49:34 2011 +0100

    Mpris: Add the type of the parent source in the playlist id (bgo#643782)
    
    This is a not-so-clean solution to allow MPRIS clients like the Ubuntu
    Sound Menu to distinguish between music and video playlists. Video
    playlists will have /VideoLibrarySource/ in their object path.

 .../Banshee.Mpris/Banshee.Mpris/MediaPlayer.cs     |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/src/Extensions/Banshee.Mpris/Banshee.Mpris/MediaPlayer.cs b/src/Extensions/Banshee.Mpris/Banshee.Mpris/MediaPlayer.cs
index f040ffb..3dd8887 100644
--- a/src/Extensions/Banshee.Mpris/Banshee.Mpris/MediaPlayer.cs
+++ b/src/Extensions/Banshee.Mpris/Banshee.Mpris/MediaPlayer.cs
@@ -364,6 +364,9 @@ namespace Banshee.Mpris
             StringBuilder object_path_builder = new StringBuilder ();
 
             object_path_builder.Append (DBusServiceManager.ObjectRoot);
+            if (playlist.Parent != null) {
+                object_path_builder.AppendFormat ("/{0}", DBusServiceManager.MakeDBusSafeString (playlist.Parent.TypeName));
+            }
             object_path_builder.Append ("/Playlists/");
 
             object_path_builder.Append (DBusServiceManager.MakeDBusSafeString (playlist.UniqueId));