[gtk+] themingengine: add missing deprecation annotation

[Cosimo Cecchi <cosimoc src gnome org>]

commit e6660bcfe1497af9bea7045c73363138a40c77c4
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed May 16 18:13:31 2012 -0400

    themingengine: add missing deprecation annotation
    
    gtk_theming_engine_state_is_running() is deprecated for 3.6.

 gtk/gtkthemingengine.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkthemingengine.h b/gtk/gtkthemingengine.h
index 0c3339e..8ea017d 100644
--- a/gtk/gtkthemingengine.h
+++ b/gtk/gtkthemingengine.h
@@ -218,6 +218,7 @@ gboolean gtk_theming_engine_has_region (GtkThemingEngine *engine,
                                         GtkRegionFlags   *flags);
 
 GtkStateFlags gtk_theming_engine_get_state        (GtkThemingEngine *engine);
+GDK_DEPRECATED_IN_3_6
 gboolean      gtk_theming_engine_state_is_running (GtkThemingEngine *engine,
                                                    GtkStateType      state,
                                                    gdouble          *progress);