Move ComputeDirectorySize to the base namespace.

chrome/browser/chromeos/contacts/contact_database.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/contacts/contact_database.h"
 
 #include <set>
 
 #include "base/file_util.h"
 #include "base/metrics/histogram.h"
@@ skipping 157 matching lines @@
   callback.Run(*success, contacts.Pass(), metadata.Pass());
 }
 
 void ContactDatabase::InitFromTaskRunner(const base::FilePath& database_dir,
                                          bool* success) {
   DCHECK(IsRunByTaskRunner());
   DCHECK(success);
 
   VLOG(1) << "Opening " << database_dir.value();
   UMA_HISTOGRAM_MEMORY_KB("Contacts.DatabaseSizeBytes",
-                          file_util::ComputeDirectorySize(database_dir));
+                          base::ComputeDirectorySize(database_dir));
   *success = false;
   HistogramInitResult histogram_result = HISTOGRAM_INIT_RESULT_SUCCESS;
 
   leveldb::Options options;
   options.create_if_missing = true;
   bool delete_and_retry_on_corruption = true;
 
   while (true) {
     leveldb::DB* db = NULL;
     leveldb::Status status =
@@ skipping 144 matching lines @@
     db_iterator->Next();
   }
 
   *success = true;
   UMA_HISTOGRAM_ENUMERATION("Contacts.DatabaseLoadResult",
                             HISTOGRAM_LOAD_RESULT_SUCCESS,
                             HISTOGRAM_LOAD_RESULT_MAX_VALUE);
 }
 
 }  // namespace contacts