[gtkmm/gtkmm-3-24] Gtk::CssProvider: Deprecate get_default()

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 06e9791f4e83ba2a9dbfcf5d37db1abfc445607a
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Sun Aug 19 12:50:42 2018 +0200

    Gtk::CssProvider: Deprecate get_default()
    
    gtk_css_provider_get_default() has been deprecated in branch gtk-3-24.

 gtk/src/cssprovider.hg | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/gtk/src/cssprovider.hg b/gtk/src/cssprovider.hg
index c9822093..b7c692ce 100644
--- a/gtk/src/cssprovider.hg
+++ b/gtk/src/cssprovider.hg
@@ -73,7 +73,8 @@ public:
   _WRAP_METHOD(bool load_from_path(const std::string& path), gtk_css_provider_load_from_path, errthrow)
   _WRAP_METHOD(void load_from_resource(const std::string& resource_path), 
gtk_css_provider_load_from_resource)
 
-  _WRAP_METHOD(static Glib::RefPtr<CssProvider> get_default(), gtk_css_provider_get_default, refreturn)
+  _WRAP_METHOD(static Glib::RefPtr<CssProvider> get_default(), gtk_css_provider_get_default, refreturn,
+    deprecated "Use create() instead.")
 
   _WRAP_METHOD(static Glib::RefPtr<CssProvider> get_named(const Glib::ustring& name, const Glib::ustring& 
variant), gtk_css_provider_get_named, refreturn)