Update harfbuzz-ng to 1a5a91dc0d8bf4b72a2f22dc6300b06ad7000b79.

third_party/harfbuzz-ng/src/hb-ot-shape.h

 /*
- * Copyright (C) 2010  Red Hat, Inc.
+ * Copyright © 2010  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
  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
  * DAMAGE.
  *
  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  *
  * Red Hat Author(s): Behdad Esfahbod
  */
 
 #ifndef HB_OT_SHAPE_H
 #define HB_OT_SHAPE_H
 
+#include "hb-common.h"
 #include "hb-shape.h"
 
 
 HB_BEGIN_DECLS
 
 
-void
+hb_bool_t
 hb_ot_shape (hb_font_t          *font,
-             hb_face_t          *face,
              hb_buffer_t        *buffer,
-             const hb_feature_t *user_features,
-             unsigned int        num_user_features);
+             const hb_feature_t *features,
+             unsigned int        num_features,
+             const char * const *shaper_options);
 
 
 HB_END_DECLS
 
 #endif /* HB_OT_SHAPE_H */