Move wtf_unittests to platform/wtf/.

third_party/WebKit/Source/platform/wtf/text/TextCodecICUTest.cpp

 // Copyright 2016 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.
 
-#include "wtf/text/TextCodecICU.h"
+#include "platform/wtf/text/TextCodecICU.h"
 
+#include "platform/wtf/Vector.h"
+#include "platform/wtf/text/CharacterNames.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "wtf/Vector.h"
-#include "wtf/text/CharacterNames.h"
 
 namespace WTF {
 
 TEST(TextCodecICUTest, IgnorableCodePoint) {
   TextEncoding iso2022jp("iso-2022-jp");
   std::unique_ptr<TextCodec> codec = TextCodecICU::create(iso2022jp, nullptr);
   Vector<UChar> source;
   source.push_back('a');
   source.push_back(zeroWidthJoinerCharacter);
   CString encoded =
@@ skipping 29 matching lines @@
       EXPECT_STREQ("", encoded.data());
     }
     {
       CString encoded = codec->encode(poo, WTF_ARRAY_LENGTH(poo),
                                       QuestionMarksForUnencodables);
       EXPECT_STREQ(expected.data(), encoded.data());
     }
   }
 }
 }