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diff --git a/deps/node/deps/icu-small/source/common/utrie2_impl.h b/deps/node/deps/icu-small/source/common/utrie2_impl.h
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index 2a14db3a..00000000
--- a/deps/node/deps/icu-small/source/common/utrie2_impl.h
+++ /dev/null
@@ -1,175 +0,0 @@
-// © 2016 and later: Unicode, Inc. and others.
-// License & terms of use: http://www.unicode.org/copyright.html
-/*
-******************************************************************************
-*
-*   Copyright (C) 2001-2008, International Business Machines
-*   Corporation and others.  All Rights Reserved.
-*
-******************************************************************************
-*   file name:  utrie2_impl.h
-*   encoding:   UTF-8
-*   tab size:   8 (not used)
-*   indentation:4
-*
-*   created on: 2008sep26 (split off from utrie2.c)
-*   created by: Markus W. Scherer
-*
-*   Definitions needed for both runtime and builder code for UTrie2,
-*   used by utrie2.c and utrie2_builder.c.
-*/
-
-#ifndef __UTRIE2_IMPL_H__
-#define __UTRIE2_IMPL_H__
-
-#ifdef UCPTRIE_DEBUG
-#include "unicode/umutablecptrie.h"
-#endif
-#include "utrie2.h"
-
-/* Public UTrie2 API implementation ----------------------------------------- */
-
-/*
- * These definitions are mostly needed by utrie2.cpp,
- * but also by utrie2_serialize() and utrie2_swap().
- */
-
-// UTrie2 signature values, in platform endianness and opposite endianness.
-// The UTrie2 signature ASCII byte values spell "Tri2".
-#define UTRIE2_SIG      0x54726932
-#define UTRIE2_OE_SIG   0x32697254
-
-/**
- * Trie data structure in serialized form:
- *
- * UTrie2Header header;
- * uint16_t index[header.index2Length];
- * uint16_t data[header.shiftedDataLength<<2];  -- or uint32_t data[...]
- * @internal
- */
-typedef struct UTrie2Header {
-    /** "Tri2" in big-endian US-ASCII (0x54726932) */
-    uint32_t signature;
-
-    /**
-     * options bit field:
-     * 15.. 4   reserved (0)
-     *  3.. 0   UTrie2ValueBits valueBits
-     */
-    uint16_t options;
-
-    /** UTRIE2_INDEX_1_OFFSET..UTRIE2_MAX_INDEX_LENGTH */
-    uint16_t indexLength;
-
-    /** (UTRIE2_DATA_START_OFFSET..UTRIE2_MAX_DATA_LENGTH)>>UTRIE2_INDEX_SHIFT */
-    uint16_t shiftedDataLength;
-
-    /** Null index and data blocks, not shifted. */
-    uint16_t index2NullOffset, dataNullOffset;
-
-    /**
-     * First code point of the single-value range ending with U+10ffff,
-     * rounded up and then shifted right by UTRIE2_SHIFT_1.
-     */
-    uint16_t shiftedHighStart;
-} UTrie2Header;
-
-/**
- * Constants for use with UTrie2Header.options.
- * @internal
- */
-enum {
-    /** Mask to get the UTrie2ValueBits valueBits from options. */
-    UTRIE2_OPTIONS_VALUE_BITS_MASK=0xf
-};
-
-/* Building a trie ---------------------------------------------------------- */
-
-/*
- * These definitions are mostly needed by utrie2_builder.c, but also by
- * utrie2_get32() and utrie2_enum().
- */
-
-enum {
-    /**
-     * At build time, leave a gap in the index-2 table,
-     * at least as long as the maximum lengths of the 2-byte UTF-8 index-2 table
-     * and the supplementary index-1 table.
-     * Round up to UTRIE2_INDEX_2_BLOCK_LENGTH for proper compacting.
-     */
-    UNEWTRIE2_INDEX_GAP_OFFSET=UTRIE2_INDEX_2_BMP_LENGTH,
-    UNEWTRIE2_INDEX_GAP_LENGTH=
-        ((UTRIE2_UTF8_2B_INDEX_2_LENGTH+UTRIE2_MAX_INDEX_1_LENGTH)+UTRIE2_INDEX_2_MASK)&
-        ~UTRIE2_INDEX_2_MASK,
-
-    /**
-     * Maximum length of the build-time index-2 array.
-     * Maximum number of Unicode code points (0x110000) shifted right by UTRIE2_SHIFT_2,
-     * plus the part of the index-2 table for lead surrogate code points,
-     * plus the build-time index gap,
-     * plus the null index-2 block.
-     */
-    UNEWTRIE2_MAX_INDEX_2_LENGTH=
-        (0x110000>>UTRIE2_SHIFT_2)+
-        UTRIE2_LSCP_INDEX_2_LENGTH+
-        UNEWTRIE2_INDEX_GAP_LENGTH+
-        UTRIE2_INDEX_2_BLOCK_LENGTH,
-
-    UNEWTRIE2_INDEX_1_LENGTH=0x110000>>UTRIE2_SHIFT_1
-};
-
-/**
- * Maximum length of the build-time data array.
- * One entry per 0x110000 code points, plus the illegal-UTF-8 block and the null block,
- * plus values for the 0x400 surrogate code units.
- */
-#define UNEWTRIE2_MAX_DATA_LENGTH (0x110000+0x40+0x40+0x400)
-
-/*
- * Build-time trie structure.
- *
- * Just using a boolean flag for "repeat use" could lead to data array overflow
- * because we would not be able to detect when a data block becomes unused.
- * It also leads to orphan data blocks that are kept through serialization.
- *
- * Need to use reference counting for data blocks,
- * and allocDataBlock() needs to look for a free block before increasing dataLength.
- *
- * This scheme seems like overkill for index-2 blocks since the whole index array is
- * preallocated anyway (unlike the growable data array).
- * Just allocating multiple index-2 blocks as needed.
- */
-struct UNewTrie2 {
-    int32_t index1[UNEWTRIE2_INDEX_1_LENGTH];
-    int32_t index2[UNEWTRIE2_MAX_INDEX_2_LENGTH];
-    uint32_t *data;
-#ifdef UCPTRIE_DEBUG
-    UMutableCPTrie *t3;
-#endif
-
-    uint32_t initialValue, errorValue;
-    int32_t index2Length, dataCapacity, dataLength;
-    int32_t firstFreeBlock;
-    int32_t index2NullOffset, dataNullOffset;
-    UChar32 highStart;
-    UBool isCompacted;
-
-    /**
-     * Multi-purpose per-data-block table.
-     *
-     * Before compacting:
-     *
-     * Per-data-block reference counters/free-block list.
-     *  0: unused
-     * >0: reference counter (number of index-2 entries pointing here)
-     * <0: next free data block in free-block list
-     *
-     * While compacting:
-     *
-     * Map of adjusted indexes, used in compactData() and compactIndex2().
-     * Maps from original indexes to new ones.
-     */
-    int32_t map[UNEWTRIE2_MAX_DATA_LENGTH>>UTRIE2_SHIFT_2];
-};
-
-#endif