Move PathExists to base namespace.

chrome/browser/chromeos/system/timezone_settings.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/chromeos/system/timezone_settings.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/chromeos/chromeos_version.h"
@@ skipping 183 matching lines @@
 void SetTimezoneIDFromString(const std::string& id) {
   // Change the kTimezoneSymlink symlink to the path for this timezone.
   // We want to do this in an atomic way. So we are going to create the symlink
   // at kTimezoneSymlink2 and then move it to kTimezoneSymlink
 
   base::FilePath timezone_symlink(kTimezoneSymlink);
   base::FilePath timezone_symlink2(kTimezoneSymlink2);
   base::FilePath timezone_file(kTimezoneFilesDir + id);
 
   // Make sure timezone_file exists.
-  if (!file_util::PathExists(timezone_file)) {
+  if (!base::PathExists(timezone_file)) {
     LOG(ERROR) << "SetTimezoneID: Cannot find timezone file "
                << timezone_file.value();
     return;
   }
 
   // Delete old symlink2 if it exists.
   base::Delete(timezone_symlink2, false);
 
   // Create new symlink2.
   if (symlink(timezone_file.value().c_str(),
@@ skipping 235 matching lines @@
 
 // static
 string16 TimezoneSettings::GetTimezoneID(const icu::TimeZone& timezone) {
   icu::UnicodeString id;
   timezone.getID(id);
   return string16(id.getBuffer(), id.length());
 }
 
 }  // namespace system
 }  // namespace chromeos