Move directory creation functions to base namespace.

chrome/browser/sync_file_system/local/local_file_sync_context.cc

 // Copyright 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 "chrome/browser/sync_file_system/local/local_file_sync_context.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/location.h"
 #include "base/platform_file.h"
@@ skipping 604 matching lines @@
 
   // Get all origins that have pending changes.
   std::deque<FileSystemURL> urls;
   (*tracker_ptr)->GetNextChangedURLs(&urls, 0);
   for (std::deque<FileSystemURL>::iterator iter = urls.begin();
        iter != urls.end(); ++iter) {
     origins_with_changes->insert(iter->origin());
   }
 
   // Creates snapshot directory.
-  file_util::CreateDirectory(local_base_path_.Append(kSnapshotDir));
+  base::CreateDirectory(local_base_path_.Append(kSnapshotDir));
 
   return status;
 }
 
 void LocalFileSyncContext::DidInitializeChangeTrackerOnIOThread(
     scoped_ptr<LocalFileChangeTracker>* tracker_ptr,
     const GURL& source_url,
     FileSystemContext* file_system_context,
     std::set<GURL>* origins_with_changes,
     SyncStatusCode status) {
@@ skipping 294 matching lines @@
     return;
   }
 
   FileSystemURL url_for_sync = CreateSyncableFileSystemURLForSync(
       file_system_context, dest_url);
   file_system_context->operation_runner()->CopyInForeignFile(
       local_path, url_for_sync, callback);
 }
 
 }  // namespace sync_file_system