Move directory creation functions to base namespace.

chrome/browser/chromeos/policy/user_policy_disk_cache.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/chromeos/policy/user_policy_disk_cache.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 103 matching lines @@
   DCHECK(background_task_runner_->RunsTasksOnCurrentThread());
   std::string data;
   if (!policy.SerializeToString(&data)) {
     LOG(WARNING) << "Failed to serialize policy data";
     UMA_HISTOGRAM_ENUMERATION(policy::kMetricPolicy,
                               kMetricPolicyStoreFailed,
                               policy::kMetricPolicySize);
     return;
   }
 
-  if (!file_util::CreateDirectory(backing_file_path_.DirName())) {
+  if (!base::CreateDirectory(backing_file_path_.DirName())) {
     LOG(WARNING) << "Failed to create directory "
                  << backing_file_path_.DirName().value();
     UMA_HISTOGRAM_ENUMERATION(policy::kMetricPolicy,
                               kMetricPolicyStoreFailed,
                               policy::kMetricPolicySize);
     return;
   }
 
   int size = data.size();
   if (file_util::WriteFile(backing_file_path_, data.c_str(), size) != size) {
     LOG(WARNING) << "Failed to write " << backing_file_path_.value();
     UMA_HISTOGRAM_ENUMERATION(policy::kMetricPolicy,
                               kMetricPolicyStoreFailed,
                               policy::kMetricPolicySize);
     return;
   }
   UMA_HISTOGRAM_ENUMERATION(policy::kMetricPolicy,
                             kMetricPolicyStoreSucceeded,
                             policy::kMetricPolicySize);
 }
 
 }  // namespace policy