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diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-layout-jstf-table.hh b/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-layout-jstf-table.hh
deleted file mode 100644
index ffd2bf45745..00000000000
--- a/Build/source/libs/harfbuzz/harfbuzz-src/src/hb-ot-layout-jstf-table.hh
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@@ -1,235 +0,0 @@
-/*
- * Copyright © 2013 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_LAYOUT_JSTF_TABLE_HH
-#define HB_OT_LAYOUT_JSTF_TABLE_HH
-
-#include "hb-open-type.hh"
-#include "hb-ot-layout-gpos-table.hh"
-
-
-namespace OT {
-
-
-/*
- * JstfModList -- Justification Modification List Tables
- */
-
-typedef IndexArray JstfModList;
-
-
-/*
- * JstfMax -- Justification Maximum Table
- */
-
-typedef OffsetListOf<PosLookup> JstfMax;
-
-
-/*
- * JstfPriority -- Justification Priority Table
- */
-
-struct JstfPriority
-{
- bool sanitize (hb_sanitize_context_t *c) const
- {
- TRACE_SANITIZE (this);
- return_trace (c->check_struct (this) &&
- shrinkageEnableGSUB.sanitize (c, this) &&
- shrinkageDisableGSUB.sanitize (c, this) &&
- shrinkageEnableGPOS.sanitize (c, this) &&
- shrinkageDisableGPOS.sanitize (c, this) &&
- shrinkageJstfMax.sanitize (c, this) &&
- extensionEnableGSUB.sanitize (c, this) &&
- extensionDisableGSUB.sanitize (c, this) &&
- extensionEnableGPOS.sanitize (c, this) &&
- extensionDisableGPOS.sanitize (c, this) &&
- extensionJstfMax.sanitize (c, this));
- }
-
- protected:
- OffsetTo<JstfModList>
- shrinkageEnableGSUB; /* Offset to Shrinkage Enable GSUB
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfModList>
- shrinkageDisableGSUB; /* Offset to Shrinkage Disable GSUB
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfModList>
- shrinkageEnableGPOS; /* Offset to Shrinkage Enable GPOS
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfModList>
- shrinkageDisableGPOS; /* Offset to Shrinkage Disable GPOS
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfMax>
- shrinkageJstfMax; /* Offset to Shrinkage JstfMax table--
- * from beginning of JstfPriority table
- * --may be NULL */
- OffsetTo<JstfModList>
- extensionEnableGSUB; /* Offset to Extension Enable GSUB
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfModList>
- extensionDisableGSUB; /* Offset to Extension Disable GSUB
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfModList>
- extensionEnableGPOS; /* Offset to Extension Enable GPOS
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfModList>
- extensionDisableGPOS; /* Offset to Extension Disable GPOS
- * JstfModList table--from beginning of
- * JstfPriority table--may be NULL */
- OffsetTo<JstfMax>
- extensionJstfMax; /* Offset to Extension JstfMax table--
- * from beginning of JstfPriority table
- * --may be NULL */
-
- public:
- DEFINE_SIZE_STATIC (20);
-};
-
-
-/*
- * JstfLangSys -- Justification Language System Table
- */
-
-struct JstfLangSys : OffsetListOf<JstfPriority>
-{
- bool sanitize (hb_sanitize_context_t *c,
- const Record_sanitize_closure_t * = nullptr) const
- {
- TRACE_SANITIZE (this);
- return_trace (OffsetListOf<JstfPriority>::sanitize (c));
- }
-};
-
-
-/*
- * ExtenderGlyphs -- Extender Glyph Table
- */
-
-typedef SortedArrayOf<HBGlyphID> ExtenderGlyphs;
-
-
-/*
- * JstfScript -- The Justification Table
- */
-
-struct JstfScript
-{
- unsigned int get_lang_sys_count () const
- { return langSys.len; }
- const Tag& get_lang_sys_tag (unsigned int i) const
- { return langSys.get_tag (i); }
- unsigned int get_lang_sys_tags (unsigned int start_offset,
- unsigned int *lang_sys_count /* IN/OUT */,
- hb_tag_t *lang_sys_tags /* OUT */) const
- { return langSys.get_tags (start_offset, lang_sys_count, lang_sys_tags); }
- const JstfLangSys& get_lang_sys (unsigned int i) const
- {
- if (i == Index::NOT_FOUND_INDEX) return get_default_lang_sys ();
- return this+langSys[i].offset;
- }
- bool find_lang_sys_index (hb_tag_t tag, unsigned int *index) const
- { return langSys.find_index (tag, index); }
-
- bool has_default_lang_sys () const { return defaultLangSys != 0; }
- const JstfLangSys& get_default_lang_sys () const { return this+defaultLangSys; }
-
- bool sanitize (hb_sanitize_context_t *c,
- const Record_sanitize_closure_t * = nullptr) const
- {
- TRACE_SANITIZE (this);
- return_trace (extenderGlyphs.sanitize (c, this) &&
- defaultLangSys.sanitize (c, this) &&
- langSys.sanitize (c, this));
- }
-
- protected:
- OffsetTo<ExtenderGlyphs>
- extenderGlyphs; /* Offset to ExtenderGlyph table--from beginning
- * of JstfScript table-may be NULL */
- OffsetTo<JstfLangSys>
- defaultLangSys; /* Offset to DefaultJstfLangSys table--from
- * beginning of JstfScript table--may be Null */
- RecordArrayOf<JstfLangSys>
- langSys; /* Array of JstfLangSysRecords--listed
- * alphabetically by LangSysTag */
- public:
- DEFINE_SIZE_ARRAY (6, langSys);
-};
-
-
-/*
- * JSTF -- Justification
- * https://docs.microsoft.com/en-us/typography/opentype/spec/jstf
- */
-
-struct JSTF
-{
- static constexpr hb_tag_t tableTag = HB_OT_TAG_JSTF;
-
- unsigned int get_script_count () const
- { return scriptList.len; }
- const Tag& get_script_tag (unsigned int i) const
- { return scriptList.get_tag (i); }
- unsigned int get_script_tags (unsigned int start_offset,
- unsigned int *script_count /* IN/OUT */,
- hb_tag_t *script_tags /* OUT */) const
- { return scriptList.get_tags (start_offset, script_count, script_tags); }
- const JstfScript& get_script (unsigned int i) const
- { return this+scriptList[i].offset; }
- bool find_script_index (hb_tag_t tag, unsigned int *index) const
- { return scriptList.find_index (tag, index); }
-
- bool sanitize (hb_sanitize_context_t *c) const
- {
- TRACE_SANITIZE (this);
- return_trace (version.sanitize (c) &&
- likely (version.major == 1) &&
- scriptList.sanitize (c, this));
- }
-
- protected:
- FixedVersion<>version; /* Version of the JSTF table--initially set
- * to 0x00010000u */
- RecordArrayOf<JstfScript>
- scriptList; /* Array of JstfScripts--listed
- * alphabetically by ScriptTag */
- public:
- DEFINE_SIZE_ARRAY (6, scriptList);
-};
-
-
-} /* namespace OT */
-
-
-#endif /* HB_OT_LAYOUT_JSTF_TABLE_HH */