Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/importer/ie_importer_browsertest_win.cc

 // Copyright (c) 2013 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.
 
 // The order of these includes is important.
 #include <windows.h>
 #include <unknwn.h>
 #include <intshcut.h>
 #include <propvarutil.h>
 #include <shlguid.h>
@@ skipping 185 matching lines @@
       return false;
     }
   }
 
   // Save the .url file.
   result = persist_file->Save(file.value().c_str(), TRUE);
   if (FAILED(result))
     return false;
 
   // Write dummy favicon image data in NTFS alternate data stream.
-  return favicon_url.empty() || (file_util::WriteFile(
+  return favicon_url.empty() || (base::WriteFile(
       file.ReplaceExtension(kFaviconStreamSuffix), kDummyFaviconImageData,
       sizeof kDummyFaviconImageData) != -1);
 }
 
 bool CreateUrlFile(const base::FilePath& file, const base::string16& url) {
   return CreateUrlFileWithFavicon(file, url, base::string16());
 }
 
 void ClearPStoreType(IPStore* pstore, const GUID* type, const GUID* subtype) {
   base::win::ScopedComPtr<IEnumPStoreItems, NULL> item;
@@ skipping 274 matching lines @@
       path.AppendASCII("\x0061").Append(L"\x4E2D\x6587.url"),
       L"http://chinese-title-favorite/",
       L"http://example.com/favicon.ico"));
   ASSERT_TRUE(CreateUrlFile(links_path.AppendASCII("TheLink.url"),
                             L"http://www.links-thelink.com/"));
   ASSERT_TRUE(CreateUrlFile(
       links_path.AppendASCII("SubFolderOfLinks").AppendASCII("SubLink.url"),
       L"http://www.links-sublink.com/"));
   ASSERT_TRUE(CreateUrlFile(path.AppendASCII("IEDefaultLink.url"),
                             L"http://go.microsoft.com/fwlink/?linkid=140813"));
-  file_util::WriteFile(path.AppendASCII("InvalidUrlFile.url"), "x", 1);
-  file_util::WriteFile(path.AppendASCII("PlainTextFile.txt"), "x", 1);
+  base::WriteFile(path.AppendASCII("InvalidUrlFile.url"), "x", 1);
+  base::WriteFile(path.AppendASCII("PlainTextFile.txt"), "x", 1);
 
   const base::char16* root_links[] = {
     L"Links",
     L"Google Home Page.url",
     L"TheLink.url",
     L"SubFolder",
     L"WithPortAndQuery.url",
     L"a",
     L"SubFolder.url",
   };
@@ skipping 155 matching lines @@
   source_profile.source_path = temp_dir_.path();
 
   host->StartImportSettings(
       source_profile,
       browser()->profile(),
       importer::HOME_PAGE,
       observer);
   base::MessageLoop::current()->Run();
 }