Move Copy* into the base namespace.

chrome/browser/extensions/api/file_system/file_system_apitest.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 "apps/saved_files_service.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "build/build_config.h"
 #include "chrome/browser/extensions/api/file_system/file_system_api.h"
 #include "chrome/browser/extensions/extension_prefs.h"
@@ skipping 74 matching lines @@
     if (!temp_dir_.CreateUniqueTempDir()) {
       ADD_FAILURE() << "CreateUniqueTempDir failed";
       return base::FilePath();
     }
     FileSystemChooseEntryFunction::RegisterTempExternalFileSystemForTest(
         "test_temp", temp_dir_.path());
 
     base::FilePath destination = temp_dir_.path().AppendASCII(destination_name);
     if (copy_gold) {
       base::FilePath source = test_root_folder_.AppendASCII("gold.txt");
-      EXPECT_TRUE(file_util::CopyFile(source, destination));
+      EXPECT_TRUE(base::CopyFile(source, destination));
     }
     return destination;
   }
 
   void CheckStoredDirectoryMatches(const base::FilePath& filename) {
     const Extension* extension = GetSingleLoadedExtension();
     ASSERT_TRUE(extension);
     std::string extension_id = extension->id();
     ExtensionPrefs* prefs = ExtensionPrefs::Get(profile());
     base::FilePath stored_value;
@@ skipping 40 matching lines @@
 
 #if defined(OS_MACOSX)
 IN_PROC_BROWSER_TEST_F(FileSystemApiTest,
     FileSystemApiGetDisplayPathPrettifyMac) {
   // On Mac, "test.localized" will be localized into just "test".
   base::FilePath test_path = TempFilePath("test.localized", false);
   ASSERT_TRUE(file_util::CreateDirectory(test_path));
 
   base::FilePath test_file = test_path.AppendASCII("gold.txt");
   base::FilePath source = test_root_folder_.AppendASCII("gold.txt");
-  EXPECT_TRUE(file_util::CopyFile(source, test_file));
+  EXPECT_TRUE(base::CopyFile(source, test_file));
 
   FileSystemChooseEntryFunction::SkipPickerAndAlwaysSelectPathForTest(
       &test_file);
   ASSERT_TRUE(RunPlatformAppTest(
       "api_test/file_system/get_display_path_prettify_mac")) << message_;
 }
 #endif
 
 IN_PROC_BROWSER_TEST_F(FileSystemApiTest, FileSystemApiOpenExistingFileTest) {
   base::FilePath test_file = TempFilePath("open_existing.txt", true);
@@ skipping 330 matching lines @@
     AppInstallObserver observer(
         base::Bind(SetLastChooseEntryDirectoryToAppDirectory,
                    ExtensionPrefs::Get(profile())));
     ASSERT_TRUE(RunPlatformAppTest(
         "api_test/file_system/open_writable_existing_non_writable"))
         << message_;
   }
 }
 
 }  // namespace extensions