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

third_party/WebKit/Source/wtf/text/Unicode.h

Index: third_party/WebKit/Source/wtf/text/Unicode.h
diff --git a/third_party/WebKit/Source/wtf/text/Unicode.h b/third_party/WebKit/Source/wtf/text/Unicode.h
index 56064b153e8d1229b69cc40ffbdc8d5ea19f60ae..f3db03541c0a42081e5816b0a52172f13b73c08c 100644
--- a/third_party/WebKit/Source/wtf/text/Unicode.h
+++ b/third_party/WebKit/Source/wtf/text/Unicode.h
@@ -1,35 +1,9 @@
-/*
- *  Copyright (C) 2006 George Staikos <staikos@kde.org>
- *  Copyright (C) 2006, 2008, 2009 Apple Inc. All rights reserved.
- *  Copyright (C) 2007-2009 Torch Mobile, Inc.
- *
- *  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_Unicode_h
-#define WTF_Unicode_h
+#include "platform/wtf/text/Unicode.h"
 
-#include "wtf/Assertions.h"
-
-// Define platform neutral 8 bit character type (L is for Latin-1).
-typedef unsigned char LChar;
-
-#include "wtf/text/icu/UnicodeIcu.h"
-
-static_assert(sizeof(UChar) == 2, "UChar should be two bytes");
-
-#endif  // WTF_Unicode_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