[gtk] filechooserwidget: Remove unused gobject data

[Timm Bäder <baedert src gnome org>]

commit 3a863ccd0037b30de8d2d9d6ca6bc6f1d26e408b
Author: Timm Bäder <mail baedert org>
Date:   Fri May 17 07:40:46 2019 +0200

    filechooserwidget: Remove unused gobject data

 gtk/gtkfilechooserwidget.c | 3 ---
 1 file changed, 3 deletions(-)
---
diff --git a/gtk/gtkfilechooserwidget.c b/gtk/gtkfilechooserwidget.c
index 101572f7df..fcce362843 100644
--- a/gtk/gtkfilechooserwidget.c
+++ b/gtk/gtkfilechooserwidget.c
@@ -8329,9 +8329,6 @@ post_process_ui (GtkFileChooserWidget *impl)
   GList            *cells;
   GFile            *file;
 
-  /* Some qdata, qdata can't be set with GtkBuilder */
-  g_object_set_data (G_OBJECT (impl->priv->browse_files_tree_view), I_("GtkFileChooserWidget"), impl);
-
   /* Setup file list treeview */
   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->priv->browse_files_tree_view));
   gtk_tree_selection_set_select_function (selection,