Removed wchar_t from Time::FromString

webkit/fileapi/file_system_dir_url_request_job_unittest.cc

Index: webkit/fileapi/file_system_dir_url_request_job_unittest.cc
diff --git a/webkit/fileapi/file_system_dir_url_request_job_unittest.cc b/webkit/fileapi/file_system_dir_url_request_job_unittest.cc
index a40c6a0845aae09571527d4a6d903622d01a014c..738c64d3c6ec32e6bbd863a8d5bad0dabc738416 100644
--- a/webkit/fileapi/file_system_dir_url_request_job_unittest.cc
+++ b/webkit/fileapi/file_system_dir_url_request_job_unittest.cc
@@ -196,9 +196,9 @@ class FileSystemDirURLRequestJobTest : public testing::Test {
 
     base::Time date;
     icu::UnicodeString date_ustr(match.group(5, status));
-    std::wstring date_wstr;
-    UTF16ToWide(date_ustr.getBuffer(), date_ustr.length(), &date_wstr);
-    EXPECT_TRUE(base::Time::FromString(date_wstr.c_str(), &date));
+    std::string date_str;
+    UTF16ToUTF8(date_ustr.getBuffer(), date_ustr.length(), &date_str);
+    EXPECT_TRUE(base::Time::FromString(date_str.c_str(), &date));
     EXPECT_FALSE(date.is_null());
   }