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diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-indic-machine.rl b/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-indic-machine.rl
deleted file mode 100644
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--- a/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-indic-machine.rl
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@@ -1,126 +0,0 @@
-/*
- * Copyright © 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
- * 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.
- *
- * Google Author(s): Behdad Esfahbod
- */
-
-#ifndef HB_OT_SHAPE_COMPLEX_INDIC_MACHINE_HH
-#define HB_OT_SHAPE_COMPLEX_INDIC_MACHINE_HH
-
-#include "hb.hh"
-
-%%{
- machine indic_syllable_machine;
- alphtype unsigned char;
- write data;
-}%%
-
-%%{
-
-# Same order as enum indic_category_t. Not sure how to avoid duplication.
-C = 1;
-V = 2;
-N = 3;
-H = 4;
-ZWNJ = 5;
-ZWJ = 6;
-M = 7;
-SM = 8;
-A = 10;
-PLACEHOLDER = 11;
-DOTTEDCIRCLE = 12;
-RS = 13;
-Repha = 15;
-Ra = 16;
-CM = 17;
-Symbol= 18;
-CS = 19;
-
-c = (C | Ra); # is_consonant
-n = ((ZWNJ?.RS)? (N.N?)?); # is_consonant_modifier
-z = ZWJ|ZWNJ; # is_joiner
-reph = (Ra H | Repha); # possible reph
-
-cn = c.ZWJ?.n?;
-forced_rakar = ZWJ H ZWJ Ra;
-symbol = Symbol.N?;
-matra_group = z*.M.N?.(H | forced_rakar)?;
-syllable_tail = (z?.SM.SM?.ZWNJ?)? A*;
-halant_group = (z?.H.(ZWJ.N?)?);
-final_halant_group = halant_group | H.ZWNJ;
-medial_group = CM?;
-halant_or_matra_group = (final_halant_group | matra_group*);
-
-complex_syllable_tail = (halant_group.cn)* medial_group halant_or_matra_group syllable_tail;
-
-consonant_syllable = (Repha|CS)? cn complex_syllable_tail;
-vowel_syllable = reph? V.n? (ZWJ | complex_syllable_tail);
-standalone_cluster = ((Repha|CS)? PLACEHOLDER | reph? DOTTEDCIRCLE).n? complex_syllable_tail;
-symbol_cluster = symbol syllable_tail;
-broken_cluster = reph? n? complex_syllable_tail;
-other = any;
-
-main := |*
- consonant_syllable => { found_syllable (consonant_syllable); };
- vowel_syllable => { found_syllable (vowel_syllable); };
- standalone_cluster => { found_syllable (standalone_cluster); };
- symbol_cluster => { found_syllable (symbol_cluster); };
- broken_cluster => { found_syllable (broken_cluster); };
- other => { found_syllable (non_indic_cluster); };
-*|;
-
-
-}%%
-
-#define found_syllable(syllable_type) \
- HB_STMT_START { \
- if (0) fprintf (stderr, "syllable %d..%d %s\n", ts, te, #syllable_type); \
- for (unsigned int i = ts; i < te; i++) \
- info[i].syllable() = (syllable_serial << 4) | indic_##syllable_type; \
- syllable_serial++; \
- if (unlikely (syllable_serial == 16)) syllable_serial = 1; \
- } HB_STMT_END
-
-static void
-find_syllables_indic (hb_buffer_t *buffer)
-{
- unsigned int p, pe, eof, ts, te, act;
- int cs;
- hb_glyph_info_t *info = buffer->info;
- %%{
- write init;
- getkey info[p].indic_category();
- }%%
-
- p = 0;
- pe = eof = buffer->len;
-
- unsigned int syllable_serial = 1;
- %%{
- write exec;
- }%%
-}
-
-#undef found_syllable
-
-#endif /* HB_OT_SHAPE_COMPLEX_INDIC_MACHINE_HH */