[StorageMonitor] Move StorageMonitor ownership to BrowserProcessImpl

chrome/browser/storage_monitor/storage_monitor_chromeos.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.
 
 // chromeos::StorageMonitorCros implementation.
 
 #include "chrome/browser/storage_monitor/storage_monitor_chromeos.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 289 matching lines @@
 
   if (info.device_id().empty())
     return;
 
   mount_map_.insert(std::make_pair(mount_info.mount_path, info));
 
   receiver()->ProcessAttach(info);
 }
 
 }  // namespace chromeos
+
+namespace chrome {
+
+StorageMonitor* StorageMonitor::Create() {
+  return new chromeos::StorageMonitorCros();
+}
+
+}  // namespace chrome