[banshee] Undo over-disposing

[Alexander Kojevnikov <alexk src gnome org>]

commit 0bd9992afa0135c77f0df2dd8f0e7f7ed37a46ac
Author: Alexander Kojevnikov <alexander kojevnikov com>
Date:   Mon Feb 15 11:55:18 2010 +1100

    Undo over-disposing

 .../Banshee.Gui.Widgets/LargeTrackInfoDisplay.cs   |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/Core/Banshee.ThickClient/Banshee.Gui.Widgets/LargeTrackInfoDisplay.cs b/src/Core/Banshee.ThickClient/Banshee.Gui.Widgets/LargeTrackInfoDisplay.cs
index 3d53e7c..61ee69c 100644
--- a/src/Core/Banshee.ThickClient/Banshee.Gui.Widgets/LargeTrackInfoDisplay.cs
+++ b/src/Core/Banshee.ThickClient/Banshee.Gui.Widgets/LargeTrackInfoDisplay.cs
@@ -174,7 +174,7 @@ namespace Banshee.Gui.Widgets
             cr.Pattern = mask;
             cr.Fill ();
 
-            CairoExtensions.DisposeContext (cr);
+            ((IDisposable)cr).Dispose ();
             return surface;
         }