Update harfbuzz-ng to 1a5a91dc0d8bf4b72a2f22dc6300b06ad7000b79.

third_party/harfbuzz-ng/src/hb-graphite2.h

 /*
- * Copyright (C) 2009, Martin Hosken
- * Copyright (C) 2009, SIL International
+ * Copyright (C) 2011  Martin Hosken
+ * Copyright (C) 2011  SIL International
  *
  *  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_GRAPHITE_H
-#define HB_GRAPHITE_H
+#ifndef HB_GRAPHITE2_H
+#define HB_GRAPHITE2_H
 
+#include "hb-common.h"
 #include "hb-shape.h"
 
 HB_BEGIN_DECLS
 
 
 #define HB_GRAPHITE_TAG_Silf HB_TAG('S','i','l','f')
 
-void hb_graphite_shape (hb_font_t    *font,
-                        hb_face_t    *face,
-                        hb_buffer_t  *buffer,
-                        hb_feature_t *features,
-                        unsigned int  num_features);
-
+hb_bool_t
+hb_graphite_shape (hb_font_t          *font,
+                   hb_buffer_t        *buffer,
+                   const hb_feature_t *features,
+                   unsigned int        num_features,
+                   const char * const *shaper_options);
 
 HB_END_DECLS
 
-#endif /* HB_GRAPHITE_H */
+#endif /* HB_GRAPHITE2_H */