[gtk+] frame: Set border gadget state after creating it

[Timm Bäder <baedert src gnome org>]

commit bdd182f38ce6d5fba0872a2ace72f89c0197bde9
Author: Timm Bäder <mail baedert org>
Date:   Wed Feb 10 14:03:39 2016 +0100

    frame: Set border gadget state after creating it

 gtk/gtkframe.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkframe.c b/gtk/gtkframe.c
index d3f9fc3..51beff7 100644
--- a/gtk/gtkframe.c
+++ b/gtk/gtkframe.c
@@ -322,6 +322,8 @@ gtk_frame_init (GtkFrame *frame)
                                                        NULL,
                                                        NULL,
                                                        NULL);
+
+  gtk_css_gadget_set_state (priv->border_gadget, gtk_widget_get_state_flags (GTK_WIDGET (frame)));
 }
 
 static void