[gtk+] Make GtkPlug use GtkStyleContext

[Carlos Garnacho <carlosg src gnome org>]

commit 665a94e0f31106d9b85510a552fa2ddaa6dbdff1
Author: Carlos Garnacho <carlosg gnome org>
Date:   Tue Jan 4 02:12:11 2011 +0100

    Make GtkPlug use GtkStyleContext

 gtk/gtkplug.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkplug.c b/gtk/gtkplug.c
index 174375f..8fbcfbd 100644
--- a/gtk/gtkplug.c
+++ b/gtk/gtkplug.c
@@ -728,9 +728,8 @@ gtk_plug_realize (GtkWidget *widget)
 
   gdk_window_set_user_data (gdk_window, window);
 
-  gtk_widget_style_attach (widget);
-  gtk_style_set_background (gtk_widget_get_style (widget),
-                            gdk_window, GTK_STATE_NORMAL);
+  gtk_style_context_set_background (gtk_widget_get_style_context (widget),
+                                    gdk_window);
 
   gdk_window_enable_synchronized_configure (gdk_window);
 }