Move directory creation functions to base namespace.

chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api_test.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.
 
 // File contains browser tests for the fileBrowserHandler api.
 
 #include "chrome/browser/chromeos/extensions/file_manager/file_browser_handler_api.h"
 
 #include <vector>
 
@@ skipping 146 matching lines @@
 
 // Extension api test for the fileBrowserHandler extension API.
 class FileBrowserHandlerExtensionTest : public ExtensionApiTest {
  protected:
   virtual void SetUp() OVERRIDE {
     // Create mount point directory that will be used in the test.
     // Mount point will be called "tmp", and it will be located in a tmp
     // directory with an unique name.
     ASSERT_TRUE(scoped_tmp_dir_.CreateUniqueTempDir());
     tmp_mount_point_ = scoped_tmp_dir_.path().Append("tmp");
-    file_util::CreateDirectory(tmp_mount_point_);
+    base::CreateDirectory(tmp_mount_point_);
 
     ExtensionApiTest::SetUp();
   }
 
   // Creates new, test mount point.
   void AddTmpMountPoint(const std::string& extension_id) {
     BrowserContext::GetMountPoints(browser()->profile())->RegisterFileSystem(
         "tmp",
         fileapi::kFileSystemTypeNativeLocal,
         tmp_mount_point_);
@@ skipping 188 matching lines @@
           select_file_function.get(),
           "[{\"suggestedName\": \"/path_to_file/some_file_name.txt\"}]",
           browser())));
 
   EXPECT_FALSE(utils::GetBoolean(result.get(), "success"));
   DictionaryValue* entry_info;
   EXPECT_FALSE(result->GetDictionary("entry", &entry_info));
 }
 
 }  // namespace