[banshee] [ArtistListView] Fix GLib.MissingPtrCtorException (bgo#626293)

[Bertrand Lorentz <blorentz src gnome org>]

commit 200a6f1241bfc6dc8d5868239fdd87ca557d1b07
Author: David Nielsen <gnomeuser gmail com>
Date:   Sat Aug 7 21:33:46 2010 +0200

    [ArtistListView] Fix GLib.MissingPtrCtorException (bgo#626293)
    
    Signed-off-by: Bertrand Lorentz <bertrand lorentz gmail com>

 .../Banshee.Collection.Gui/ArtistListView.cs       |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/Core/Banshee.ThickClient/Banshee.Collection.Gui/ArtistListView.cs b/src/Core/Banshee.ThickClient/Banshee.Collection.Gui/ArtistListView.cs
index 8a9caec..23b9a12 100644
--- a/src/Core/Banshee.ThickClient/Banshee.Collection.Gui/ArtistListView.cs
+++ b/src/Core/Banshee.ThickClient/Banshee.Collection.Gui/ArtistListView.cs
@@ -39,6 +39,8 @@ namespace Banshee.Collection.Gui
 {
     public class ArtistListView : TrackFilterListView<ArtistInfo>
     {
+        protected ArtistListView (IntPtr ptr) : base () {}
+
         public ArtistListView () : base ()
         {
             column_controller.Add (new Column ("Artist", new ColumnCellText ("DisplayName", true), 1.0));