win: string_util.h -> utf_string_conversions.h fix.

chrome/common/extensions/extension_file_util_unittest.cc

 // Copyright (c) 2009 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 "chrome/common/extensions/extension_file_util.h"
 
 #include "base/file_util.h"
+#include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
-#include "base/string_util.h"
-#include "base/path_service.h"
+#include "base/utf_string_conversions.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace keys = extension_manifest_keys;
 
 TEST(ExtensionFileUtil, MoveDirSafely) {
   // Create a test directory structure with some data in it.
   ScopedTempDir temp;
@@ skipping 228 matching lines @@
         extension_file_util::ExtensionURLToRelativeFilePath(url);
     EXPECT_FALSE(actual_path.IsAbsolute()) <<
       " For the path " << actual_path.value();
     EXPECT_EQ(expected_path.value(), actual_path.value());
   }
 }
 
 // TODO(aa): More tests as motivation allows. Maybe steal some from
 // ExtensionsService? Many of them could probably be tested here without the
 // MessageLoop shenanigans.