[gthumb] image wall: removed unused callback

[Paolo Bacchilega <paobac src gnome org>]

commit aca5bdb89bf1909bbbb6fde822f5ba57c7fbc9ee
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Wed Jun 2 12:39:51 2021 +0200

    image wall: removed unused callback

 extensions/contact_sheet/dlg-image-wall.c | 26 --------------------------
 1 file changed, 26 deletions(-)
---
diff --git a/extensions/contact_sheet/dlg-image-wall.c b/extensions/contact_sheet/dlg-image-wall.c
index c71b2cb0..a24107d7 100644
--- a/extensions/contact_sheet/dlg-image-wall.c
+++ b/extensions/contact_sheet/dlg-image-wall.c
@@ -197,28 +197,6 @@ update_sensitivity (DialogData *data)
 }
 
 
-static void
-entry_help_icon_press_cb (GtkEntry             *entry,
-                         GtkEntryIconPosition  icon_pos,
-                         GdkEvent             *event,
-                         gpointer              user_data)
-{
-       DialogData *data = user_data;
-       GtkWidget  *help_box = NULL;
-
-       if (GTK_WIDGET (entry) == GET_WIDGET ("template_entry"))
-               help_box = GET_WIDGET ("template_help_table");
-
-       if (help_box == NULL)
-               return;
-
-       if (gtk_widget_get_visible (help_box))
-               gtk_widget_hide (help_box);
-       else
-               gtk_widget_show (help_box);
-}
-
-
 static void
 edit_template_entry_button_clicked_cb (GtkWidget  *widget,
                                       DialogData *data)
@@ -387,10 +365,6 @@ dlg_image_wall (GthBrowser *browser,
                                  "clicked",
                                  G_CALLBACK (gtk_widget_destroy),
                                  data->dialog);
-       g_signal_connect (GET_WIDGET ("template_entry"),
-                         "icon-press",
-                         G_CALLBACK (entry_help_icon_press_cb),
-                         data);
        g_signal_connect_swapped (GET_WIDGET ("single_index_checkbutton"),
                                  "toggled",
                                  G_CALLBACK (update_sensitivity),