Un-duplicate EvictFileFromSystemCache....

chrome/test/test_file_util.h

-// 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.
-
-#ifndef CHROME_TEST_TEST_FILE_UTIL_H__
-#define CHROME_TEST_TEST_FILE_UTIL_H__
-
-// File utility functions used only by tests.
-
-#include <string>
-
-namespace file_util {
-
-// Clear a specific file from the system cache using a neat trick. After this
-// call, trying to access this file will result in a cold load from the hard
-// drive.
-bool EvictFileFromSystemCache(const wchar_t* file);
-
-// Like CopyFileNoCache but recursively copies all files and subdirectories
-// in the given input directory to the output directory. Any files in the
-// destination that already exist will be overwritten.
-//
-// Returns true on success. False means there was some error copying, so the
-// state of the destination is unknown.
-bool CopyRecursiveDirNoCache(const std::wstring& source_dir,
-                             const std::wstring& dest_dir);
-
-}  // namespace file_util
-
-#endif  // CHROME_TEST_TEST_FILE_UTIL_H__
-