[gtk+] widget: don't call gtk_style_context_set_background()

[Cosimo Cecchi <cosimoc src gnome org>]

commit d6b8261622a25dce4a5a688fcdc8f361100767b0
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Jul 1 13:05:45 2015 -0700

    widget: don't call gtk_style_context_set_background()
    
    We don't need to do this here anymore, since widgets typically render
    their backgrounds now.

 gtk/gtkwidget.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 7a3ee28..9360f80 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -8247,12 +8247,6 @@ gtk_widget_real_style_updated (GtkWidget *widget)
     {
       const GtkBitmask *changes = _gtk_style_context_get_changes (widget->priv->context);
 
-      if (gtk_widget_get_realized (widget) &&
-          gtk_widget_get_has_window (widget) &&
-          !gtk_widget_get_app_paintable (widget))
-        gtk_style_context_set_background (widget->priv->context,
-                                          widget->priv->window);
-
       if (widget->priv->anchored)
         {
           static GtkBitmask *affects_size = NULL;