[HB] Update copyright years
diff --git a/src/hb-buffer-private.h b/src/hb-buffer-private.h
index 40021fd..6225f70 100644
--- a/src/hb-buffer-private.h
+++ b/src/hb-buffer-private.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 1998-2004  David Turner and Werner Lemberg
- * Copyright (C) 2004,2007  Red Hat, Inc.
+ * Copyright (C) 2004,2007,2009  Red Hat, Inc.
  *
  * This is part of HarfBuzz, an OpenType Layout engine library.
  *