Add utf_string_conversions to base namespace.

chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc

 // Copyright (c) 2012 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 <string>
 #include <vector>
 
 #include "base/format_macros.h"
 #include "base/stringprintf.h"
 #include "base/string_split.h"
@@ skipping 101 matching lines @@
     },
   };
 
   for (size_t i = 0; i < arraysize(kTestCases); ++i) {
     SCOPED_TRACE(base::StringPrintf("kTestCases[%" PRIuS "]: language=%s", i,
                                     kTestCases[i].language));
 
     SpellcheckCharAttribute attributes;
     attributes.SetDefaultLanguage(kTestCases[i].language);
 
-    string16 input(WideToUTF16(kTestText));
+    string16 input(base::WideToUTF16(kTestText));
     SpellcheckWordIterator iterator;
     EXPECT_TRUE(iterator.Initialize(&attributes,
                                     kTestCases[i].allow_contraction));
     EXPECT_TRUE(iterator.SetText(input.c_str(), input.length()));
 
     std::vector<string16> expected_words;
     base::SplitString(
-        WideToUTF16(kTestCases[i].expected_words), ' ', &expected_words);
+        base::WideToUTF16(kTestCases[i].expected_words), ' ', &expected_words);
 
     string16 actual_word;
     int actual_start, actual_end;
     size_t index = 0;
     while (iterator.GetNextWord(&actual_word, &actual_start, &actual_end)) {
       EXPECT_TRUE(index < expected_words.size());
       if (index < expected_words.size())
         EXPECT_EQ(expected_words[index], actual_word);
       ++index;
     }
   }
 }
 
 // Tests whether our SpellcheckWordIterator extracts an empty word without
 // getting stuck in an infinite loop when inputting a Khmer text. (This is a
 // regression test for Issue 46278.)
 TEST(SpellcheckWordIteratorTest, RuleSetConsistency) {
   SpellcheckCharAttribute attributes;
   attributes.SetDefaultLanguage("en-US");
 
   const wchar_t kTestText[] = L"\x1791\x17c1\x002e";
-  string16 input(WideToUTF16(kTestText));
+  string16 input(base::WideToUTF16(kTestText));
 
   SpellcheckWordIterator iterator;
   EXPECT_TRUE(iterator.Initialize(&attributes, true));
   EXPECT_TRUE(iterator.SetText(input.c_str(), input.length()));
 
   // When SpellcheckWordIterator uses an inconsistent ICU ruleset, the following
   // iterator.GetNextWord() call gets stuck in an infinite loop. Therefore, this
   // test succeeds if this call returns without timeouts.
   string16 actual_word;
   int actual_start, actual_end;
@@ skipping 44 matching lines @@
     },
   };
 
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kTestCases); ++i) {
     SCOPED_TRACE(base::StringPrintf("kTestCases[%" PRIuS "]: language=%s", i,
                                     kTestCases[i].language));
 
     SpellcheckCharAttribute attributes;
     attributes.SetDefaultLanguage(kTestCases[i].language);
 
-    string16 input_word(WideToUTF16(kTestCases[i].text));
+    string16 input_word(base::WideToUTF16(kTestCases[i].text));
     SpellcheckWordIterator iterator;
     EXPECT_TRUE(iterator.Initialize(&attributes, true));
     EXPECT_TRUE(iterator.SetText(input_word.c_str(), input_word.length()));
 
     string16 actual_word;
     int actual_start, actual_end;
     EXPECT_TRUE(iterator.GetNextWord(&actual_word, &actual_start, &actual_end));
     if (kTestCases[i].left_to_right)
       EXPECT_EQ(input_word, actual_word);
     else
@@ skipping 12 matching lines @@
   }
 
   // Test initialization fails when no default language is set.
   {
     SpellcheckCharAttribute attributes;
 
     SpellcheckWordIterator iterator;
     EXPECT_FALSE(iterator.Initialize(&attributes, true));
   }
 }