Move PathExists to base namespace.

chrome/browser/component_updater/component_patcher.cc

 // Copyright 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.
 
 #include "chrome/browser/component_updater/component_patcher.h"
 
 #include <string>
 #include <vector>
 
 #include "base/file_util.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/values.h"
 #include "chrome/browser/component_updater/component_patcher_operation.h"
 #include "chrome/browser/component_updater/component_updater_service.h"
 
 namespace {
 
 // Deserialize the commands file (present in delta update packages). The top
 // level must be a list.
 base::ListValue* ReadCommands(const base::FilePath& unpack_path) {
   const base::FilePath commands =
       unpack_path.Append(FILE_PATH_LITERAL("commands.json"));
-  if (!file_util::PathExists(commands))
+  if (!base::PathExists(commands))
     return NULL;
 
   JSONFileValueSerializer serializer(commands);
   scoped_ptr<base::Value> root(serializer.Deserialize(NULL, NULL));
 
   return (root.get() && root->IsType(base::Value::TYPE_LIST)) ?
       static_cast<base::ListValue*>(root.release()) : NULL;
 }
 
 }  // namespace
@@ skipping 38 matching lines @@
 
     ComponentUnpacker::Error result = operation->Run(
         command_args, input_dir, unpack_dir, patcher, installer, error);
     if (result != ComponentUnpacker::kNone)
       return result;
   }
 
   return ComponentUnpacker::kNone;
 }