Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/feedback/feedback_util.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 "chrome/browser/feedback/feedback_util.h"
 
 #include <sstream>
 #include <string>
 #include <vector>
 
@@ skipping 237 matching lines @@
 
 bool ZipString(const base::FilePath& filename,
                const std::string& data, std::string* compressed_logs) {
   base::FilePath temp_path;
   base::FilePath zip_file;
 
   // Create a temporary directory, put the logs into a file in it. Create
   // another temporary file to receive the zip file in.
   if (!base::CreateNewTempDirectory(base::FilePath::StringType(), &temp_path))
     return false;
-  if (file_util::WriteFile(temp_path.Append(filename),
-                           data.c_str(), data.size()) == -1)
+  if (base::WriteFile(temp_path.Append(filename), data.c_str(), data.size()) ==
+      -1)
     return false;
 
   bool succeed = base::CreateTemporaryFile(&zip_file) &&
       zip::Zip(temp_path, zip_file, false) &&
       base::ReadFileToString(zip_file, compressed_logs);
 
   base::DeleteFile(temp_path, true);
   base::DeleteFile(zip_file, false);
 
   return succeed;
 }
 
 }  // namespace feedback_util