Use base namespace for string16 in chrome/renderer.

chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc

Index: chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc
diff --git a/chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc b/chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc
index fe04f44a077331d87cb2f36530a85a08167017e5..c1e5fce95844cfdbe78a349291c7850000a7e68e 100644
--- a/chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc
+++ b/chrome/renderer/spellchecker/spellcheck_worditerator_unittest.cc
@@ -119,17 +119,17 @@ TEST(SpellcheckWordIteratorTest, SplitWord) {
     SpellcheckCharAttribute attributes;
     attributes.SetDefaultLanguage(kTestCases[i].language);
 
-    string16 input(WideToUTF16(kTestText));
+    base::string16 input(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;
+    std::vector<base::string16> expected_words;
     base::SplitString(
         WideToUTF16(kTestCases[i].expected_words), ' ', &expected_words);
 
-    string16 actual_word;
+    base::string16 actual_word;
     int actual_start, actual_end;
     size_t index = 0;
     while (iterator.GetNextWord(&actual_word, &actual_start, &actual_end)) {
@@ -149,7 +149,7 @@ TEST(SpellcheckWordIteratorTest, RuleSetConsistency) {
   attributes.SetDefaultLanguage("en-US");
 
   const wchar_t kTestText[] = L"\x1791\x17c1\x002e";
-  string16 input(WideToUTF16(kTestText));
+  base::string16 input(WideToUTF16(kTestText));
 
   SpellcheckWordIterator iterator;
   EXPECT_TRUE(iterator.Initialize(&attributes, true));
@@ -158,7 +158,7 @@ TEST(SpellcheckWordIteratorTest, RuleSetConsistency) {
   // 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;
+  base::string16 actual_word;
   int actual_start, actual_end;
   EXPECT_FALSE(iterator.GetNextWord(&actual_word, &actual_start, &actual_end));
   EXPECT_EQ(0, actual_start);
@@ -214,12 +214,12 @@ TEST(SpellcheckWordIteratorTest, TreatNumbersAsWordCharacters) {
     SpellcheckCharAttribute attributes;
     attributes.SetDefaultLanguage(kTestCases[i].language);
 
-    string16 input_word(WideToUTF16(kTestCases[i].text));
+    base::string16 input_word(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;
+    base::string16 actual_word;
     int actual_start, actual_end;
     EXPECT_TRUE(iterator.GetNextWord(&actual_word, &actual_start, &actual_end));
     if (kTestCases[i].left_to_right)