Move more file_util functions to base namespace.

chrome/browser/extensions/external_registry_loader_win.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/external_registry_loader_win.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_handle.h"
@@ skipping 15 matching lines @@
 // The Registry subkey that contains information about external extensions.
 const char kRegistryExtensions[] = "Software\\Google\\Chrome\\Extensions";
 
 // Registry value of of that key that defines the path to the .crx file.
 const wchar_t kRegistryExtensionPath[] = L"path";
 
 // Registry value of that key that defines the current version of the .crx file.
 const wchar_t kRegistryExtensionVersion[] = L"version";
 
 bool CanOpenFileForReading(const base::FilePath& path) {
-  ScopedStdioHandle file_handle(file_util::OpenFile(path, "rb"));
+  ScopedStdioHandle file_handle(base::OpenFile(path, "rb"));
   return file_handle.get() != NULL;
 }
 
 }  // namespace
 
 namespace extensions {
 
 void ExternalRegistryLoader::StartLoading() {
   CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   BrowserThread::PostTask(
@@ skipping 102 matching lines @@
 
   prefs_.reset(prefs.release());
   HISTOGRAM_TIMES("Extensions.ExternalRegistryLoaderWin",
                   base::TimeTicks::Now() - start_time);
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&ExternalRegistryLoader::LoadFinished, this));
 }
 
 }  // namespace extensions