Add "Unicode" suffixes to some functions of WTF::String and WTF::StringImpl.

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

 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 257 matching lines @@
           "X\xC4\xAE\xCC\x88",
       },
   };
 
   for (size_t i = 0; i < sizeof(test_data_list) / sizeof(test_data_list[0]);
        ++i) {
     const char* expected = test_data_list[i].expected;
     String source = String::FromUTF8(test_data_list[i].source);
     for (size_t j = 0; j < test_data_list[i].locale_list_length; ++j) {
       const char* locale = test_data_list[i].locale_list[j];
-      EXPECT_STREQ(expected, source.Upper(locale).Utf8().Data())
+      EXPECT_STREQ(expected, source.UpperUnicode(locale).Utf8().Data())
           << test_data_list[i].source_description << "; locale=" << locale;
     }
   }
 }
 
 TEST(StringTest, ToLowerLocale) {
   CaseFoldingTestData test_data_list[] = {
       {
           "Turkic input", g_turkic_input, g_turkic_locales,
           sizeof(g_turkic_locales) / sizeof(const char*),
@@ skipping 39 matching lines @@
           "\x78\xC4\xAF\xCC\x88",
       },
   };
 
   for (size_t i = 0; i < sizeof(test_data_list) / sizeof(test_data_list[0]);
        ++i) {
     const char* expected = test_data_list[i].expected;
     String source = String::FromUTF8(test_data_list[i].source);
     for (size_t j = 0; j < test_data_list[i].locale_list_length; ++j) {
       const char* locale = test_data_list[i].locale_list[j];
-      EXPECT_STREQ(expected, source.Lower(locale).Utf8().Data())
+      EXPECT_STREQ(expected, source.LowerUnicode(locale).Utf8().Data())
           << test_data_list[i].source_description << "; locale=" << locale;
     }
   }
 }
 
 TEST(StringTest, StartsWithIgnoringUnicodeCase) {
   // [U+017F U+212A i a] starts with "sk".
   EXPECT_TRUE(String::FromUTF8("\xC5\xBF\xE2\x84\xAAia")
                   .StartsWith("sk", kTextCaseUnicodeInsensitive));
 }
@@ skipping 163 matching lines @@
   EXPECT_EQ(CString("<null>"), ToCStringThroughPrinter(String()));
 
   static const UChar kUnicodeSample[] = {0x30C6, 0x30B9,
                                          0x30C8};  // "Test" in Japanese.
   EXPECT_EQ(CString("\"\\u30C6\\u30B9\\u30C8\""),
             ToCStringThroughPrinter(
                 String(kUnicodeSample, WTF_ARRAY_LENGTH(kUnicodeSample))));
 }
 
 }  // namespace WTF