[dia] [warningectomy] remove unused function _toggle_data_func()

[Hans Breuer <hans src gnome org>]

commit a28bf0d865675f89d324b2946e6d9ce6e088b7b0
Author: Hans Breuer <hans breuer org>
Date:   Sun Nov 16 12:45:06 2014 +0100

    [warningectomy] remove unused function _toggle_data_func()
    
    prop_sdarray_widget.c:95:1: warning: unused function '_toggle_data_func' [-Wunused-function]
    _toggle_data_func (GtkTreeViewColumn *tree_column,
    ^

 lib/prop_sdarray_widget.c |   15 ---------------
 1 files changed, 0 insertions(+), 15 deletions(-)
---
diff --git a/lib/prop_sdarray_widget.c b/lib/prop_sdarray_widget.c
index 14b686d..9ea7d6f 100644
--- a/lib/prop_sdarray_widget.c
+++ b/lib/prop_sdarray_widget.c
@@ -91,21 +91,6 @@ _cell_renderer_real_new (const Property *p)
 
   return cren;
 }
-static void
-_toggle_data_func (GtkTreeViewColumn *tree_column,
-                  GtkCellRenderer   *cell,
-                  GtkTreeModel      *model,
-                  GtkTreeIter       *iter,
-                  gpointer           user_data)
-{
-  gint column = GPOINTER_TO_INT (user_data);
-  gboolean value;
-
-  gtk_tree_model_get (GTK_TREE_MODEL (model), iter, 
-                      column, &value, -1);
-  gtk_tree_store_set (GTK_TREE_STORE (model), iter, 
-                      column, value, -1);
-}
 /* Found no built-in way to get to the column in the callback ... */
 #define COLUMN_KEY "column-key"
 /** Make it editable, connect signals */