Move base to DEPS

base/test/test_file_util.cc

-// Copyright (c) 2013 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 "base/test/test_file_util.h"
-
-#include "base/test/test_timeouts.h"
-#include "base/threading/platform_thread.h"
-
-namespace base {
-
-bool EvictFileFromSystemCacheWithRetry(const FilePath& path) {
-  const int kCycles = 10;
-  const TimeDelta kDelay = TestTimeouts::action_timeout() / kCycles;
-  for (int i = 0; i < kCycles; i++) {
-    if (EvictFileFromSystemCache(path))
-      return true;
-    PlatformThread::Sleep(kDelay);
-  }
-  return false;
-}
-
-// Declared in base/files/file_path.h.
-void PrintTo(const FilePath& path, std::ostream* out) {
-  *out << path.value();
-}
-
-}  // namespace base