Roll HarfBuzz to 0.9.32

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

 /*
  * Copyright © 2009  Red Hat, Inc.
  * Copyright © 2009  Keith Stribley
  * 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
@@ skipping 305 matching lines @@
                                         void               *user_data HB_UNUSED)
 {
   UChar utf16[2], normalized[2 * HB_UNICODE_MAX_DECOMPOSITION_LEN + 1];
   unsigned int len;
   int32_t utf32_len;
   hb_bool_t err;
   UErrorCode icu_err;
 
   /* Copy @u into a UTF-16 array to be passed to ICU. */
   len = 0;
-  err = FALSE;
+  err = false;
   U16_APPEND (utf16, len, ARRAY_LENGTH (utf16), u, err);
   if (err)
     return 0;
 
   /* Normalise the codepoint using NFKD mode. */
   icu_err = U_ZERO_ERROR;
   len = unorm_normalize (utf16, len, UNORM_NFKD, 0, normalized, ARRAY_LENGTH (normalized), &icu_err);
   if (icu_err)
     return 0;
 
@@ skipping 26 matching lines @@
   if (!hb_atomic_ptr_get (&normalizer)) {
     UErrorCode icu_err = U_ZERO_ERROR;
     /* We ignore failure in getNFCInstace(). */
     hb_atomic_ptr_cmpexch (&normalizer, NULL, unorm2_getNFCInstance (&icu_err));
   }
 #endif
   return const_cast<hb_unicode_funcs_t *> (&_hb_icu_unicode_funcs);
 }