[gtk+] Request csd for tooltips

[Matthias Clasen <matthiasc src gnome org>]

commit a39985a43e260cefc539747e6a366b1043e08bac
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jun 6 21:33:36 2014 -0400

    Request csd for tooltips
    
    Use the new private GtkWindow api to request
    client-side decorations for tooltips.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=731187

 gtk/gtktooltip.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtktooltip.c b/gtk/gtktooltip.c
index 5aabf42..2b70204 100644
--- a/gtk/gtktooltip.c
+++ b/gtk/gtktooltip.c
@@ -188,6 +188,7 @@ gtk_tooltip_init (GtkTooltip *tooltip)
   g_signal_connect (window, "hide",
                     G_CALLBACK (gtk_tooltip_window_hide), tooltip);
 
+  _gtk_window_request_csd (GTK_WINDOW (window));
   context = gtk_widget_get_style_context (window);
   gtk_style_context_add_class (context, GTK_STYLE_CLASS_TOOLTIP);