[libgnomekbd] Fix call to gdk_window_create_similar_surface()

[Sergey V. Udaltsov <svu src gnome org>]

commit 90305e3c37dde422552105eb5534b62891ad6f67
Author: Benjamin Otte <otte redhat com>
Date:   Sat Dec 4 23:44:22 2010 +0000

    Fix call to gdk_window_create_similar_surface()
    
    Someone failed to catch this case when porting the code from
    gdk_pixmap_new().

 libgnomekbd/gkbd-keyboard-drawing.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgnomekbd/gkbd-keyboard-drawing.c b/libgnomekbd/gkbd-keyboard-drawing.c
index 43e4fa2..85d86e8 100644
--- a/libgnomekbd/gkbd-keyboard-drawing.c
+++ b/libgnomekbd/gkbd-keyboard-drawing.c
@@ -1334,7 +1334,7 @@ draw_keyboard (GkbdKeyboardDrawing * drawing)
 
 	drawing->surface =
 	    gdk_window_create_similar_surface (gtk_widget_get_window (GTK_WIDGET (drawing)),
-			    allocation.width, allocation.height, -1);
+			    CAIRO_CONTENT_COLOR, allocation.width, allocation.height);
 
 	if (create_cairo (drawing)) {
 		/* blank background */