Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/history/redirect_browsertest.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.
 
 // Navigates the browser to server and client redirect pages and makes sure
 // that the correct redirects are reflected in the history database. Errors
 // here might indicate that WebKit changed the calls our glue layer gets in
 // the case of redirects. It may also mean problems with the history system.
 
 #include "base/bind.h"
@@ skipping 119 matching lines @@
       "</html>",
       final_url.spec().c_str());
 
   // Write the contents to a temporary file.
   base::ScopedTempDir temp_directory;
   ASSERT_TRUE(temp_directory.CreateUniqueTempDir());
   base::FilePath temp_file;
   ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_directory.path(),
                                              &temp_file));
   ASSERT_EQ(static_cast<int>(file_redirect_contents.size()),
-            file_util::WriteFile(temp_file,
-                                 file_redirect_contents.data(),
-                                 file_redirect_contents.size()));
+            base::WriteFile(temp_file,
+                            file_redirect_contents.data(),
+                            file_redirect_contents.size()));
 
   // Navigate to the file through the browser. The client redirect will appear
   // as two page visits in the browser.
   GURL first_url = net::FilePathToFileURL(temp_file);
   ui_test_utils::NavigateToURLBlockUntilNavigationsComplete(
       browser(), first_url, 2);
 
   std::vector<GURL> redirects = GetRedirects(first_url);
   ASSERT_EQ(1U, redirects.size());
   EXPECT_EQ(final_url.spec(), redirects[0].spec());
@@ skipping 147 matching lines @@
   // as a client redirect from the first (/client-redirect?) page.
   for (std::vector<GURL>::iterator it = redirects.begin();
        it != redirects.end(); ++it) {
     if (final_url.spec() == it->spec()) {
       final_navigation_not_redirect = false;
       break;
     }
   }
   EXPECT_TRUE(final_navigation_not_redirect);
 }