Move PathIsWritable, DirectoryExists, ContentsEqual, and TextContentsEqual to the base namespace.

chrome/browser/extensions/api/record/record_api_test.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 "chrome/browser/extensions/api/record/record_api.h"
 
 #include <string>
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
@@ skipping 88 matching lines @@
       temp_files_->push_back(url_path);
       if (command_line.HasSwitch(switches::kRecordMode) ||
           command_line.HasSwitch(switches::kPlaybackMode)) {
         base::FilePath url_path_copy = command_line.GetSwitchValuePath(
             switches::kUserDataDir).Append(
             base::FilePath(base::FilePath::StringType(kMockCacheFile)));
 
         if (command_line.HasSwitch(switches::kRecordMode)) {
           base::CopyFile(url_path, url_path_copy);
         } else {
-          if (!file_util::ContentsEqual(url_path, url_path_copy)) {
+          if (!base::ContentsEqual(url_path, url_path_copy)) {
             std::string contents1, contents2;
             file_util::ReadFileToString(url_path, &contents1);
             file_util::ReadFileToString(url_path_copy, &contents2);
             LOG(ERROR) << "FILE MISMATCH" << contents1 << " VS " << contents2;
           }
-          EXPECT_TRUE(file_util::ContentsEqual(url_path, url_path_copy));
+          EXPECT_TRUE(base::ContentsEqual(url_path, url_path_copy));
         }
       }
 
       std::string urls;
       file_util::ReadFileToString(url_path, &urls);
 
       std::vector<std::string> url_vector, bad_urls;
       base::SplitString(urls, '\n', &url_vector);
       for (std::vector<std::string>::iterator itr = url_vector.begin();
           itr != url_vector.end(); ++itr) {
@@ skipping 218 matching lines @@
 
    // Check for return value with proper stats.
   EXPECT_EQ(kTestStatistics, utils::GetString(result.get(), kStatsKey));
 
   base::ListValue* errors = NULL;
   EXPECT_TRUE(result->GetList(kErrorsKey, &errors));
   EXPECT_TRUE(VerifyURLHandling(errors, strategy));
 }
 
 } // namespace extensions