Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/extensions/extension_creator.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/extensions/extension_creator.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 162 matching lines @@
   }
   std::string pem_output;
   if (!Extension::FormatPEMForFileOutput(private_key, &pem_output,
        false)) {
     error_message_ =
         l10n_util::GetStringUTF8(IDS_EXTENSION_PRIVATE_KEY_FAILED_TO_OUTPUT);
     return NULL;
   }
 
   if (!output_private_key_path.empty()) {
-    if (-1 == file_util::WriteFile(output_private_key_path,
+    if (-1 == base::WriteFile(output_private_key_path,
         pem_output.c_str(), pem_output.size())) {
       error_message_ =
           l10n_util::GetStringUTF8(IDS_EXTENSION_PRIVATE_KEY_FAILED_TO_OUTPUT);
       return NULL;
     }
   }
 
   return key_pair.release();
 }
 
@@ skipping 129 matching lines @@
       SignZip(zip_path, key_pair.get(), &signature) &&
       WriteCRX(zip_path, key_pair.get(), signature, crx_path)) {
     result = true;
   }
 
   base::DeleteFile(zip_path, false);
   return result;
 }
 
 }  // namespace extensions