[gtk+] Actually deprecate GtkNotebook::has-tab-gap

[Matthias Clasen <matthiasc src gnome org>]

commit 32eda187ee829a8550a3ec07d407dea4c0c89992
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Jan 11 13:58:37 2016 -0500

    Actually deprecate GtkNotebook::has-tab-gap

 gtk/gtknotebook.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtknotebook.c b/gtk/gtknotebook.c
index 825ffd6..b32c993 100644
--- a/gtk/gtknotebook.c
+++ b/gtk/gtknotebook.c
@@ -1018,7 +1018,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                                                                  P_("Tab gap"),
                                                                  P_("Active tab is drawn with a gap at the 
bottom"),
                                                                  TRUE,
-                                                                 GTK_PARAM_READABLE));
+                                                                 GTK_PARAM_READABLE | G_PARAM_DEPRECATED));
 
   /**
    * GtkNotebook::switch-page: