[gtk+] stylecontext: add a sidebar style class

[Cosimo Cecchi <cosimoc src gnome org>]

commit 195a235cd45650d0d9f44d2818427211bdf0ab4f
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Thu Mar 17 17:09:05 2011 -0400

    stylecontext: add a sidebar style class

 gtk/gtkstylecontext.h |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkstylecontext.h b/gtk/gtkstylecontext.h
index daf997f..e687ff1 100644
--- a/gtk/gtkstylecontext.h
+++ b/gtk/gtkstylecontext.h
@@ -394,6 +394,13 @@ struct _GtkStyleContextClass
 #define GTK_STYLE_CLASS_VIEW "view"
 
 /**
+ * GTK_STYLE_CLASS_SIDEBAR:
+ *
+ * A widget class defining a sidebar
+ */
+#define GTK_STYLE_CLASS_SIDEBAR "sidebar"
+
+/**
  * GTK_STYLE_CLASS_HIGHLIGHT:
  *
  * A CSS class defining a highlighted area, such as headings in