Fix to use FilePath version of PathService::Get....

chrome/common/json_value_serializer_perftest.cc

 // Copyright (c) 2006-2008 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 <vector>
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/perftimer.h"
 #include "base/string_util.h"
 #include "base/values.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/json_value_serializer.h"
 #include "chrome/common/logging_chrome.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 class JSONValueSerializerTests : public testing::Test {
  protected:
   virtual void SetUp() {
-    static const wchar_t* const kTestFilenames[] = {
-      L"serializer_nested_test.js",
-      L"serializer_test.js",
-      L"serializer_test_nowhitespace.js",
+    static const char* const kTestFilenames[] = {
+      "serializer_nested_test.js",
+      "serializer_test.js",
+      "serializer_test_nowhitespace.js",
     };
 
     // Load test cases
     for (size_t i = 0; i < arraysize(kTestFilenames); ++i) {
-      std::wstring filename;
+      FilePath filename;
       EXPECT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &filename));
-      file_util::AppendToPath(&filename, kTestFilenames[i]);
+      filename = filename.AppendASCII(kTestFilenames[i]);
 
       std::string test_case;
       EXPECT_TRUE(file_util::ReadFileToString(filename, &test_case));
       test_cases_.push_back(test_case);
     }
   }
 
   // Holds json strings to be tested.
   std::vector<std::string> test_cases_;
 };
@@ skipping 39 matching lines @@
     }
   }
   chrome_timer.Done();
 
   // Clean up test cases.
   for (size_t i = 0; i < test_cases.size(); ++i) {
     delete test_cases[i];
     test_cases[i] = NULL;
   }
 }