Roll harfbuzz-ng 3b8fd9c48f4bde368bf2d465c148b9743a9216ee

third_party/harfbuzz-ng/src/hb-fallback-shape.cc

 /*
  * Copyright © 2011  Google, 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.
@@ skipping 11 matching lines @@
  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  *
  * Google Author(s): Behdad Esfahbod
  */
 
 #include "hb-fallback-shape-private.hh"
 
 #include "hb-buffer-private.hh"
 
 hb_bool_t
-hb_fallback_shape (hb_font_t          *font,
-                   hb_buffer_t        *buffer,
-                   const hb_feature_t *features,
-                   unsigned int        num_features,
-                   const char * const *shaper_options)
+_hb_fallback_shape (hb_font_t          *font,
+                    hb_buffer_t        *buffer,
+                    const hb_feature_t *features HB_UNUSED,
+                    unsigned int        num_features HB_UNUSED)
 {
   buffer->guess_properties ();
 
   unsigned int count = buffer->len;
 
   for (unsigned int i = 0; i < count; i++)
     hb_font_get_glyph (font, buffer->info[i].codepoint, 0, &buffer->info[i].codepoint);
 
   buffer->clear_positions ();
 
   for (unsigned int i = 0; i < count; i++) {
     hb_font_get_glyph_advance_for_direction (font, buffer->info[i].codepoint,
                                              buffer->props.direction,
                                              &buffer->pos[i].x_advance,
                                              &buffer->pos[i].y_advance);
     hb_font_subtract_glyph_origin_for_direction (font, buffer->info[i].codepoint,
                                                  buffer->props.direction,
                                                  &buffer->pos[i].x_offset,
                                                  &buffer->pos[i].y_offset);
   }
 
   if (HB_DIRECTION_IS_BACKWARD (buffer->props.direction))
     hb_buffer_reverse (buffer);
 
   return TRUE;
 }