Update harfbuzz-ng to 1a5a91dc0d8bf4b72a2f22dc6300b06ad7000b79.

third_party/harfbuzz-ng/src/hb-ft.h

 /*
- * Copyright (C) 2009  Red Hat, Inc.
+ * Copyright © 2009  Red Hat, Inc.
  *
  *  This is part of HarfBuzz, a text shaping library.
  *
  * Permission is hereby granted, without written agreement and without
  * license or royalty fees, to use, copy, modify, and distribute this
  * software and its documentation for any purpose, provided that the
  * above copyright notice and the following two paragraphs appear in
  * all copies of this software.
  *
  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
@@ skipping 16 matching lines @@
 
 #include "hb.h"
 
 #include "hb-font.h"
 
 #include <ft2build.h>
 #include FT_FREETYPE_H
 
 HB_BEGIN_DECLS
 
-
-hb_font_funcs_t *
-hb_ft_get_font_funcs (void);
+/* Note: FreeType is not thread-safe.  Hence, these functions are not either. */
 
 hb_face_t *
 hb_ft_face_create (FT_Face           ft_face,
                    hb_destroy_func_t destroy);
 
-/* Note: This function is not thread-safe */
 hb_face_t *
 hb_ft_face_create_cached (FT_Face ft_face);
 
 hb_font_t *
 hb_ft_font_create (FT_Face           ft_face,
                    hb_destroy_func_t destroy);
 
 
+
+/* Makes an hb_font_t use FreeType internally to implement font functions. */
+void
+hb_ft_font_set_funcs (hb_font_t *font);
+
+FT_Face
+hb_ft_font_get_face (hb_font_t *font);
+
+
 HB_END_DECLS
 
 #endif /* HB_FT_H */