Move files in wtf/ to platform/wtf/ (Part 4).

third_party/WebKit/Source/wtf/text/icu/UnicodeIcu.h

Index: third_party/WebKit/Source/wtf/text/icu/UnicodeIcu.h
diff --git a/third_party/WebKit/Source/wtf/text/icu/UnicodeIcu.h b/third_party/WebKit/Source/wtf/text/icu/UnicodeIcu.h
index 2402e888615215d4c56c5f93b29254552164c45e..f714a5b9e3032d36bc7bc7c8173025a99d3532dd 100644
--- a/third_party/WebKit/Source/wtf/text/icu/UnicodeIcu.h
+++ b/third_party/WebKit/Source/wtf/text/icu/UnicodeIcu.h
@@ -1,226 +1,9 @@
-/*
- *  Copyright (C) 2006 George Staikos <staikos@kde.org>
- *  Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com>
- *  Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
- *
- *  This library is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU Library General Public
- *  License as published by the Free Software Foundation; either
- *  version 2 of the License, or (at your option) any later version.
- *
- *  This library is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- *  Library General Public License for more details.
- *
- *  You should have received a copy of the GNU Library General Public License
- *  along with this library; see the file COPYING.LIB.  If not, write to
- *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- *  Boston, MA 02110-1301, USA.
- *
- */
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
 
-#ifndef WTF_UnicodeIcu_h
-#define WTF_UnicodeIcu_h
+#include "platform/wtf/text/icu/UnicodeIcu.h"
 
-#include <unicode/uchar.h>
-#include <unicode/ustring.h>
-
-namespace WTF {
-
-namespace Unicode {
-
-enum CharDirection {
-  LeftToRight = U_LEFT_TO_RIGHT,
-  RightToLeft = U_RIGHT_TO_LEFT,
-  EuropeanNumber = U_EUROPEAN_NUMBER,
-  EuropeanNumberSeparator = U_EUROPEAN_NUMBER_SEPARATOR,
-  EuropeanNumberTerminator = U_EUROPEAN_NUMBER_TERMINATOR,
-  ArabicNumber = U_ARABIC_NUMBER,
-  CommonNumberSeparator = U_COMMON_NUMBER_SEPARATOR,
-  BlockSeparator = U_BLOCK_SEPARATOR,
-  SegmentSeparator = U_SEGMENT_SEPARATOR,
-  WhiteSpaceNeutral = U_WHITE_SPACE_NEUTRAL,
-  OtherNeutral = U_OTHER_NEUTRAL,
-  LeftToRightEmbedding = U_LEFT_TO_RIGHT_EMBEDDING,
-  LeftToRightOverride = U_LEFT_TO_RIGHT_OVERRIDE,
-  RightToLeftArabic = U_RIGHT_TO_LEFT_ARABIC,
-  RightToLeftEmbedding = U_RIGHT_TO_LEFT_EMBEDDING,
-  RightToLeftOverride = U_RIGHT_TO_LEFT_OVERRIDE,
-  PopDirectionalFormat = U_POP_DIRECTIONAL_FORMAT,
-  NonSpacingMark = U_DIR_NON_SPACING_MARK,
-  BoundaryNeutral = U_BOUNDARY_NEUTRAL
-};
-
-enum CharDecompositionType {
-  DecompositionNone = U_DT_NONE,
-  DecompositionCanonical = U_DT_CANONICAL,
-  DecompositionCompat = U_DT_COMPAT,
-  DecompositionCircle = U_DT_CIRCLE,
-  DecompositionFinal = U_DT_FINAL,
-  DecompositionFont = U_DT_FONT,
-  DecompositionFraction = U_DT_FRACTION,
-  DecompositionInitial = U_DT_INITIAL,
-  DecompositionIsolated = U_DT_ISOLATED,
-  DecompositionMedial = U_DT_MEDIAL,
-  DecompositionNarrow = U_DT_NARROW,
-  DecompositionNoBreak = U_DT_NOBREAK,
-  DecompositionSmall = U_DT_SMALL,
-  DecompositionSquare = U_DT_SQUARE,
-  DecompositionSub = U_DT_SUB,
-  DecompositionSuper = U_DT_SUPER,
-  DecompositionVertical = U_DT_VERTICAL,
-  DecompositionWide = U_DT_WIDE,
-};
-
-enum CharCategory {
-  NoCategory = 0,
-  Other_NotAssigned = U_MASK(U_GENERAL_OTHER_TYPES),
-  Letter_Uppercase = U_MASK(U_UPPERCASE_LETTER),
-  Letter_Lowercase = U_MASK(U_LOWERCASE_LETTER),
-  Letter_Titlecase = U_MASK(U_TITLECASE_LETTER),
-  Letter_Modifier = U_MASK(U_MODIFIER_LETTER),
-  Letter_Other = U_MASK(U_OTHER_LETTER),
-
-  Mark_NonSpacing = U_MASK(U_NON_SPACING_MARK),
-  Mark_Enclosing = U_MASK(U_ENCLOSING_MARK),
-  Mark_SpacingCombining = U_MASK(U_COMBINING_SPACING_MARK),
-
-  Number_DecimalDigit = U_MASK(U_DECIMAL_DIGIT_NUMBER),
-  Number_Letter = U_MASK(U_LETTER_NUMBER),
-  Number_Other = U_MASK(U_OTHER_NUMBER),
-
-  Separator_Space = U_MASK(U_SPACE_SEPARATOR),
-  Separator_Line = U_MASK(U_LINE_SEPARATOR),
-  Separator_Paragraph = U_MASK(U_PARAGRAPH_SEPARATOR),
-
-  Other_Control = U_MASK(U_CONTROL_CHAR),
-  Other_Format = U_MASK(U_FORMAT_CHAR),
-  Other_PrivateUse = U_MASK(U_PRIVATE_USE_CHAR),
-  Other_Surrogate = U_MASK(U_SURROGATE),
-
-  Punctuation_Dash = U_MASK(U_DASH_PUNCTUATION),
-  Punctuation_Open = U_MASK(U_START_PUNCTUATION),
-  Punctuation_Close = U_MASK(U_END_PUNCTUATION),
-  Punctuation_Connector = U_MASK(U_CONNECTOR_PUNCTUATION),
-  Punctuation_Other = U_MASK(U_OTHER_PUNCTUATION),
-
-  Symbol_Math = U_MASK(U_MATH_SYMBOL),
-  Symbol_Currency = U_MASK(U_CURRENCY_SYMBOL),
-  Symbol_Modifier = U_MASK(U_MODIFIER_SYMBOL),
-  Symbol_Other = U_MASK(U_OTHER_SYMBOL),
-
-  Punctuation_InitialQuote = U_MASK(U_INITIAL_PUNCTUATION),
-  Punctuation_FinalQuote = U_MASK(U_FINAL_PUNCTUATION)
-};
-
-inline UChar32 foldCase(UChar32 c) {
-  return u_foldCase(c, U_FOLD_CASE_DEFAULT);
-}
-
-inline int foldCase(UChar* result,
-                    int resultLength,
-                    const UChar* src,
-                    int srcLength,
-                    bool* error) {
-  UErrorCode status = U_ZERO_ERROR;
-  int realLength = u_strFoldCase(result, resultLength, src, srcLength,
-                                 U_FOLD_CASE_DEFAULT, &status);
-  *error = !U_SUCCESS(status);
-  return realLength;
-}
-
-inline int toLower(UChar* result,
-                   int resultLength,
-                   const UChar* src,
-                   int srcLength,
-                   bool* error) {
-  UErrorCode status = U_ZERO_ERROR;
-  int realLength =
-      u_strToLower(result, resultLength, src, srcLength, "", &status);
-  *error = !!U_FAILURE(status);
-  return realLength;
-}
-
-inline UChar32 toLower(UChar32 c) {
-  return u_tolower(c);
-}
-
-inline UChar32 toUpper(UChar32 c) {
-  return u_toupper(c);
-}
-
-inline int toUpper(UChar* result,
-                   int resultLength,
-                   const UChar* src,
-                   int srcLength,
-                   bool* error) {
-  UErrorCode status = U_ZERO_ERROR;
-  int realLength =
-      u_strToUpper(result, resultLength, src, srcLength, "", &status);
-  *error = !!U_FAILURE(status);
-  return realLength;
-}
-
-inline UChar32 toTitleCase(UChar32 c) {
-  return u_totitle(c);
-}
-
-inline bool isArabicChar(UChar32 c) {
-  return ublock_getCode(c) == UBLOCK_ARABIC;
-}
-
-inline bool isAlphanumeric(UChar32 c) {
-  return !!u_isalnum(c);
-}
-
-inline bool isSeparatorSpace(UChar32 c) {
-  return u_charType(c) == U_SPACE_SEPARATOR;
-}
-
-inline bool isPrintableChar(UChar32 c) {
-  return !!u_isprint(c);
-}
-
-inline bool isPunct(UChar32 c) {
-  return !!u_ispunct(c);
-}
-
-inline bool hasLineBreakingPropertyComplexContext(UChar32 c) {
-  return u_getIntPropertyValue(c, UCHAR_LINE_BREAK) == U_LB_COMPLEX_CONTEXT;
-}
-
-inline UChar32 mirroredChar(UChar32 c) {
-  return u_charMirror(c);
-}
-
-inline CharCategory category(UChar32 c) {
-  return static_cast<CharCategory>(U_GET_GC_MASK(c));
-}
-
-inline CharDirection direction(UChar32 c) {
-  return static_cast<CharDirection>(u_charDirection(c));
-}
-
-inline bool isLower(UChar32 c) {
-  return !!u_islower(c);
-}
-
-inline uint8_t combiningClass(UChar32 c) {
-  return u_getCombiningClass(c);
-}
-
-inline CharDecompositionType decompositionType(UChar32 c) {
-  return static_cast<CharDecompositionType>(
-      u_getIntPropertyValue(c, UCHAR_DECOMPOSITION_TYPE));
-}
-
-inline int umemcasecmp(const UChar* a, const UChar* b, int len) {
-  return u_memcasecmp(a, b, len, U_FOLD_CASE_DEFAULT);
-}
-
-}  // namespace Unicode
-
-}  // namespace WTF
-
-#endif  // WTF_UnicodeIcu_h
+// The contents of this header was moved to platform/wtf as part of
+// WTF migration project. See the following post for details:
+// https://groups.google.com/a/chromium.org/d/msg/blink-dev/tLdAZCTlcAA/bYXVT8gYCAAJ