Move directory creation functions to base namespace.

net/url_request/url_fetcher_impl_unittest.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 "net/url_request/url_fetcher_impl.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 1440 matching lines @@
                                 SpawnedTestServer::kLocalhost,
                                 base::FilePath(kDocRoot));
   ASSERT_TRUE(test_server.Start());
 
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
 
   // Create a directory before trying to fetch.
   static const char kFileToFetch[] = "simple.html";
   file_path_ = temp_dir.path().AppendASCII(kFileToFetch);
-  ASSERT_TRUE(file_util::CreateDirectory(file_path_));
+  ASSERT_TRUE(base::CreateDirectory(file_path_));
   ASSERT_TRUE(base::PathExists(file_path_));
 
   // Get a small file.
   expected_file_error_ = ERR_ACCESS_DENIED;
   expected_file_ = test_server.GetDocumentRoot().AppendASCII(kFileToFetch);
   CreateFetcherForFile(
       test_server.GetURL(std::string(kTestServerFilePrefix) + kFileToFetch),
       file_path_);
 
   base::MessageLoop::current()->Run();  // OnURLFetchComplete() will Quit().
@@ skipping 57 matching lines @@
 
     base::MessageLoop::current()->RunUntilIdle();
     ASSERT_EQ(kTake[i], base::PathExists(file_path_)) <<
         "FilePath: " << file_path_.value();
   }
 }
 
 }  // namespace
 
 }  // namespace net