[Media Galleries] Move RemovableStorageInfo notifications to chrome namespace (part 2)

chrome/browser/system_monitor/removable_device_notifications_mac.h

 // 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.
 
 #ifndef CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_DEVICE_NOTIFICATIONS_MAC_H_
 #define CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_DEVICE_NOTIFICATIONS_MAC_H_
 
 #include <DiskArbitration/DiskArbitration.h>
 #include <map>
 
 #include "base/mac/scoped_cftyperef.h"
 #include "base/memory/ref_counted.h"
-#include "base/system_monitor/system_monitor.h"
 #include "chrome/browser/system_monitor/disk_info_mac.h"
 #include "chrome/browser/system_monitor/removable_storage_notifications.h"
 
 namespace chrome {
 
-// This class posts notifications to base::SystemMonitor when a new disk
+// This class posts notifications to listeners when a new disk
 // is attached, removed, or changed.
 class RemovableDeviceNotificationsMac
     : public RemovableStorageNotifications,
       public base::RefCountedThreadSafe<RemovableDeviceNotificationsMac> {
  public:
   enum UpdateType {
     UPDATE_DEVICE_ADDED,
     UPDATE_DEVICE_CHANGED,
     UPDATE_DEVICE_REMOVED,
   };
 
   // Should only be called by browser start up code.  Use GetInstance() instead.
   RemovableDeviceNotificationsMac();
 
   void UpdateDisk(const DiskInfoMac& info, UpdateType update_type);
 
   virtual bool GetDeviceInfoForPath(
       const FilePath& path,
-      base::SystemMonitor::RemovableStorageInfo* device_info) const OVERRIDE;
+      StorageInfo* device_info) const OVERRIDE;
 
   // Returns the storage size of the device present at |location|. If the
   // device information is unavailable, returns zero. |location| must be a
   // top-level mount point.
   virtual uint64 GetStorageSize(const std::string& location) const OVERRIDE;
 
  private:
   friend class base::RefCountedThreadSafe<RemovableDeviceNotificationsMac>;
   virtual ~RemovableDeviceNotificationsMac();
 
@@ skipping 12 matching lines @@
   // devices on the system though only notifications for removable devices are
   // posted.
   std::map<std::string, DiskInfoMac> disk_info_map_;
 
   DISALLOW_COPY_AND_ASSIGN(RemovableDeviceNotificationsMac);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_DEVICE_NOTIFICATIONS_MAC_H_