Use a direct include of utf_string_conversions.h in chrome/browser/, part 3.

chrome/browser/storage_monitor/test_volume_mount_watcher_win.cc

 // Copyright (c) 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.
 //
 // TestVolumeMountWatcherWin implementation.
 
 #include "chrome/browser/storage_monitor/test_volume_mount_watcher_win.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
-#include "base/utf_string_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/storage_monitor/storage_info.h"
 
 namespace chrome {
 namespace test {
 
 namespace {
 
 base::FilePath GetTempRoot() {
   base::ScopedTempDir temp_dir;
   temp_dir.CreateUniqueTempDir();
@@ skipping 127 matching lines @@
     return base::Bind(&FakeGetAttachedDevices);
   return base::Bind(&FakeGetSingleAttachedDevice);
 }
 
 void TestVolumeMountWatcherWin::ShutdownWorkerPool() {
   device_info_worker_pool_->Shutdown();
 }
 
 }  // namespace test
 }  // namespace chrome