[gtkmm] Gtk::CellView: Remove set_background_rgba()

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 5973b15568cc1245aa3e6e2831486fa04b6a717a
Author: Kjell Ahlstedt <kjell ahlstedt bredband net>
Date:   Tue Dec 20 10:35:26 2016 +0100

    Gtk::CellView: Remove set_background_rgba()
    
    gtk_cell_view_set_background_rgba() has been removed in gtk+.

 gtk/src/cellview.hg |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/gtk/src/cellview.hg b/gtk/src/cellview.hg
index 145f48d..c73f1ea 100644
--- a/gtk/src/cellview.hg
+++ b/gtk/src/cellview.hg
@@ -85,8 +85,6 @@ public:
   _WRAP_METHOD(void set_displayed_row(const TreeModel::Path& path), gtk_cell_view_set_displayed_row)
   _WRAP_METHOD(TreeModel::Path get_displayed_row() const, gtk_cell_view_get_displayed_row)
 
-  _WRAP_METHOD(void set_background_rgba(const Gdk::RGBA& rgba), gtk_cell_view_set_background_rgba)
-
   _WRAP_METHOD(bool get_draw_sensitive() const, gtk_cell_view_get_draw_sensitive)
   _WRAP_METHOD(void set_draw_sensitive(bool draw_sensitive = true), gtk_cell_view_set_draw_sensitive)
   _WRAP_METHOD(bool get_fit_model() const, gtk_cell_view_get_fit_model)