Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/ui/ash/screenshot_taker.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/ui/ash/screenshot_taker.h"
 
 #include <climits>
 #include <string>
 
 #include "ash/shell.h"
@@ skipping 174 matching lines @@
        const base::FilePath& screenshot_path)> ShowNotificationCallback;
 
 void SaveScreenshotInternal(const ShowNotificationCallback& callback,
                             const base::FilePath& screenshot_path,
                             const base::FilePath& local_path,
                             scoped_refptr<base::RefCountedBytes> png_data) {
   DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
   DCHECK(!local_path.empty());
   ScreenshotTakerObserver::Result result =
       ScreenshotTakerObserver::SCREENSHOT_SUCCESS;
-  if (static_cast<size_t>(file_util::WriteFile(
+  if (static_cast<size_t>(base::WriteFile(
           local_path,
           reinterpret_cast<char*>(&(png_data->data()[0])),
           png_data->size())) != png_data->size()) {
     LOG(ERROR) << "Failed to save to " << local_path.value();
     result = ScreenshotTakerObserver::SCREENSHOT_WRITE_FILE_FAILED;
   }
   content::BrowserThread::PostTask(
       content::BrowserThread::UI, FROM_HERE,
       base::Bind(callback, result, screenshot_path));
 }
@@ skipping 419 matching lines @@
 }
 
 void ScreenshotTaker::SetScreenshotBasenameForTest(
     const std::string& basename) {
   screenshot_basename_for_test_ = basename;
 }
 
 void ScreenshotTaker::SetScreenshotProfileForTest(Profile* profile) {
   profile_for_test_ = profile;
 }