Move scoped_temp_dir from base to base/files

chrome/browser/system_monitor/removable_device_notifications_linux_unittest.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.
 
 // RemovableDeviceNotificationsLinux unit tests.
 
 #include "chrome/browser/system_monitor/removable_device_notifications_linux.h"
 
 #include <mntent.h>
 #include <stdio.h>
 
 #include <string>
 
 #include "base/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
-#include "base/scoped_temp_dir.h"
 #include "base/system_monitor/system_monitor.h"
 #include "base/test/mock_devices_changed_observer.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/system_monitor/media_storage_util.h"
 #include "chrome/browser/system_monitor/removable_device_constants.h"
 #include "content/public/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chrome {
 
@@ skipping 259 matching lines @@
 
   // The message loop and file thread to run tests on.
   MessageLoop message_loop_;
   content::TestBrowserThread file_thread_;
 
   // SystemMonitor and DevicesChangedObserver to hook together to test.
   base::SystemMonitor system_monitor_;
   scoped_ptr<base::MockDevicesChangedObserver> mock_devices_changed_observer_;
 
   // Temporary directory for created test data.
-  ScopedTempDir scoped_temp_dir_;
+  base::ScopedTempDir scoped_temp_dir_;
   // Path to the test mtab file.
   FilePath mtab_file_;
 
   scoped_refptr<RemovableDeviceNotificationsLinuxTestWrapper> notifications_;
 
   DISALLOW_COPY_AND_ASSIGN(RemovableDeviceNotificationLinuxTest);
 };
 
 // Simple test case where we attach and detach a media device.
 TEST_F(RemovableDeviceNotificationLinuxTest, BasicAttachDetach) {
@@ skipping 321 matching lines @@
   EXPECT_TRUE(notifier()->GetDeviceInfoForPath(test_path_b, &device_info));
   EXPECT_EQ(GetDeviceId(kDeviceFixed), device_info.device_id);
 
   EXPECT_TRUE(notifier()->GetDeviceInfoForPath(test_path_c, &device_info));
   EXPECT_EQ(GetDeviceId(kDeviceFixed), device_info.device_id);
 }
 
 }  // namespace
 
 }  // namespace chrome