Update harfbuzz-ng to 0.9.27

third_party/harfbuzz-ng/src/hb-unicode.cc

 /*
  * Copyright © 2009  Red Hat, Inc.
  * Copyright © 2011  Codethink Limited
  * Copyright © 2010,2011,2012  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
@@ skipping 115 matching lines @@
 
 
 hb_unicode_funcs_t *
 hb_unicode_funcs_get_default (void)
 {
 #define HB_UNICODE_FUNCS_IMPLEMENT(set) \
   return hb_##set##_get_unicode_funcs ();
 
 #ifdef HAVE_GLIB
   HB_UNICODE_FUNCS_IMPLEMENT(glib)
-#elif defined(HAVE_ICU)
+#elif defined(HAVE_ICU) && defined(HAVE_ICU_BUILTIN)
   HB_UNICODE_FUNCS_IMPLEMENT(icu)
 #elif defined(HAVE_UCDN)
   HB_UNICODE_FUNCS_IMPLEMENT(ucdn)
 #else
 #define HB_UNICODE_FUNCS_NIL 1
   HB_UNICODE_FUNCS_IMPLEMENT(nil)
 #endif
 
 #undef HB_UNICODE_FUNCS_IMPLEMENT
 }
@@ skipping 407 matching lines @@
   230, /* HB_UNICODE_COMBINING_CLASS_ABOVE */
   231,
   232, /* HB_UNICODE_COMBINING_CLASS_ABOVE_RIGHT */
   233, /* HB_UNICODE_COMBINING_CLASS_DOUBLE_BELOW */
   234, /* HB_UNICODE_COMBINING_CLASS_DOUBLE_ABOVE */
   235, 236, 237, 238, 239,
   240, /* HB_UNICODE_COMBINING_CLASS_IOTA_SUBSCRIPT */
   241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
   255, /* HB_UNICODE_COMBINING_CLASS_INVALID */
 };