Move WriteFile and WriteFileDescriptor from file_util to base namespace.

net/http/http_network_transaction_unittest.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 "net/http/http_network_transaction.h"
 
 #include <math.h>  // ceil
 #include <stdarg.h>
 #include <string>
 #include <vector>
@@ skipping 7843 matching lines @@
   EXPECT_EQ(OK, rv);
   EXPECT_EQ("hello world", response_data);
 
   base::DeleteFile(temp_file_path, false);
 }
 
 TEST_P(HttpNetworkTransactionTest, UploadUnreadableFile) {
   base::FilePath temp_file;
   ASSERT_TRUE(base::CreateTemporaryFile(&temp_file));
   std::string temp_file_content("Unreadable file.");
-  ASSERT_TRUE(file_util::WriteFile(temp_file, temp_file_content.c_str(),
+  ASSERT_TRUE(base::WriteFile(temp_file, temp_file_content.c_str(),
                                    temp_file_content.length()));
   ASSERT_TRUE(file_util::MakeFileUnreadable(temp_file));
 
   ScopedVector<UploadElementReader> element_readers;
   element_readers.push_back(
       new UploadFileElementReader(base::MessageLoopProxy::current().get(),
                                   temp_file,
                                   0,
                                   kuint64max,
                                   base::Time()));
@@ skipping 4559 matching lines @@
   // established, to let the HTTP request start.
   ASSERT_EQ(OK, http_callback.WaitForResult());
   std::string response_data;
   ASSERT_EQ(OK, ReadTransaction(http_trans.get(), &response_data));
   EXPECT_EQ("falafel", response_data);
 
   EXPECT_EQ(1, GetIdleSocketCountInTransportSocketPool(session));
 }
 
 }  // namespace net