diff --git a/Rendering/Tk/vtkTkImageViewerWidget.cxx b/Rendering/Tk/vtkTkImageViewerWidget.cxx
index 04da7de423051ef65a68c9ab93b121a9c917d537..822a90cc468734e696096664bea603565dd27505 100644
--- a/Rendering/Tk/vtkTkImageViewerWidget.cxx
+++ b/Rendering/Tk/vtkTkImageViewerWidget.cxx
@@ -254,24 +254,6 @@ extern "C"
   }
 }
 
-//------------------------------------------------------------------------------
-char* vtkTkImageViewerWidget_IV(const struct vtkTkImageViewerWidget* self)
-{
-  return self->IV;
-}
-
-//------------------------------------------------------------------------------
-int vtkTkImageViewerWidget_Width(const struct vtkTkImageViewerWidget* self)
-{
-  return self->Width;
-}
-
-//------------------------------------------------------------------------------
-int vtkTkImageViewerWidget_Height(const struct vtkTkImageViewerWidget* self)
-{
-  return self->Height;
-}
-
 extern "C"
 {
   void vtkTkImageViewerWidget_Destroy(char* memPtr)