Update chrome for new prefs location.

chrome/browser/chromeos/file_manager/volume_manager_unittest.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/chromeos/file_manager/volume_manager.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
-#include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/file_manager/fake_disk_mount_manager.h"
 #include "chrome/browser/chromeos/file_manager/volume_manager_observer.h"
 #include "chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h"
 #include "chrome/browser/chromeos/file_system_provider/service.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chromeos/dbus/fake_power_manager_client.h"
 #include "chromeos/disks/disk_mount_manager.h"
+#include "components/prefs/pref_service.h"
 #include "components/storage_monitor/storage_info.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "device/media_transfer_protocol/mtp_storage_info.pb.h"
 #include "extensions/browser/extension_registry.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace file_manager {
 namespace {
 
 class LoggingObserver : public VolumeManagerObserver {
@@ skipping 838 matching lines @@
   // Detach
   volume_manager()->OnRemovableStorageDetached(info);
   ASSERT_EQ(2u, observer.events().size());
   EXPECT_EQ(LoggingObserver::Event::VOLUME_UNMOUNTED,
             observer.events()[1].type);
 
   EXPECT_FALSE(volume.get());
 }
 
 }  // namespace file_manager