Move PathExists to base namespace.

chrome/browser/chromeos/extensions/default_app_order.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/extensions/default_app_order.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/path_service.h"
 #include "base/time/time.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chromeos/chromeos_paths.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace chromeos {
 namespace default_app_order {
 
 namespace {
 
 // The single ExternalLoader instance.
 ExternalLoader* loader_instance = NULL;
 
 // Reads external ordinal json file and returned the parsed value. Returns NULL
 // if the file does not exist or could not be parsed properly. Caller takes
 // ownership of the returned value.
 base::ListValue* ReadExternalOrdinalFile(const base::FilePath& path) {
-  if (!file_util::PathExists(path))
+  if (!base::PathExists(path))
     return NULL;
 
   JSONFileValueSerializer serializer(path);
   std::string error_msg;
   base::Value* value = serializer.Deserialize(NULL, &error_msg);
   if (!value) {
     LOG(WARNING) << "Unable to deserialize default app ordinals json data:"
         << error_msg << ", file=" << path.value();
     return NULL;
   }
@@ skipping 91 matching lines @@
   if (!loader_instance) {
     GetDefault(app_ids);
     return;
   }
 
   *app_ids = loader_instance->GetAppIds();
 }
 
 }  // namespace default_app_order
 }  // namespace chromeos