Move WriteFile and WriteFileDescriptor from file_util to base namespace.

webkit/browser/fileapi/local_file_stream_writer_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 "webkit/browser/fileapi/local_file_stream_writer.h"
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/file_util.h"
@@ skipping 52 matching lines @@
 
   std::string GetFileContent(const base::FilePath& path) {
     std::string content;
     base::ReadFileToString(path, &content);
     return content;
   }
 
   base::FilePath CreateFileWithContent(const std::string& name,
                                  const std::string& data) {
     base::FilePath path = Path(name);
-    file_util::WriteFile(path, data.c_str(), data.size());
+    base::WriteFile(path, data.c_str(), data.size());
     return path;
   }
 
   base::MessageLoopProxy* file_task_runner() const {
     return file_thread_.message_loop_proxy().get();
   }
 
   LocalFileStreamWriter* CreateWriter(const base::FilePath& path,
                                       int64 offset) {
     return new LocalFileStreamWriter(file_task_runner(), path, offset);
@@ skipping 83 matching lines @@
       writer->Write(buffer.get(), buffer->size(), base::Bind(&NeverCalled));
   ASSERT_EQ(net::ERR_IO_PENDING, result);
 
   net::TestCompletionCallback callback;
   writer->Cancel(callback.callback());
   int cancel_result = callback.WaitForResult();
   EXPECT_EQ(net::OK, cancel_result);
 }
 
 }  // namespace fileapi