[gtk+/gtk-style-context] Document missing value in GtkStateFlags

[Carlos Garnacho <carlosg src gnome org>]

commit 3952ecdd784d7d068b2944ceee5e2429fc96d73f
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Oct 30 19:53:43 2010 +0200

    Document missing value in GtkStateFlags

 gtk/gtkenums.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkenums.h b/gtk/gtkenums.h
index aec6ef4..626c65a 100644
--- a/gtk/gtkenums.h
+++ b/gtk/gtkenums.h
@@ -549,6 +549,7 @@ typedef enum
  * @GTK_STATE_FLAG_ACTIVE: Widget is active.
  * @GTK_STATE_FLAG_PRELIGHT: Widget has a mouse pointer over it.
  * @GTK_STATE_FLAG_SELECTED: Widget is selected.
+ * @GTK_STATE_FLAG_INSENSITIVE: Widget is insensitive.
  * @GTK_STATE_FLAG_INCONSISTENT: Widget is inconsistent.
  * @GTK_STATE_FLAG_FOCUSED: Widget has the keyboard focus.
  *