Remove an unused function from Harfbuzz.

third_party/harfbuzz-ng/src/hb-ot-shape-complex-use.cc

 /*
  * Copyright © 2015  Mozilla Foundation.
  * Copyright © 2015  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
@@ skipping 220 matching lines @@
   vowel_cluster,
   number_joiner_terminated_cluster,
   numeral_cluster,
   symbol_cluster,
   broken_cluster,
 };
 
 #include "hb-ot-shape-complex-use-machine.hh"
 
 
-static inline void
-set_use_properties (hb_glyph_info_t &info)
-{
-  hb_codepoint_t u = info.codepoint;
-  info.use_category() = hb_use_get_categories (u);
-}
-
-
 static void
 setup_masks_use (const hb_ot_shape_plan_t *plan,
                  hb_buffer_t              *buffer,
                  hb_font_t                *font HB_UNUSED)
 {
   const use_shape_plan_t *use_plan = (const use_shape_plan_t *) plan->data;
 
   /* Do this before allocating use_category(). */
   if (use_plan->arabic_plan)
   {
@@ skipping 325 matching lines @@
   data_create_use,
   data_destroy_use,
   NULL, /* preprocess_text */
   HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS_NO_SHORT_CIRCUIT,
   NULL, /* decompose */
   compose_use,
   setup_masks_use,
   HB_OT_SHAPE_ZERO_WIDTH_MARKS_NONE,
   false, /* fallback_position */
 };