[Media Gallery] Added code to support mtp device media file system on Windows.

chrome/browser/system_monitor/removable_device_notifications_window_win.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_WINDOW_WIN_H_
 #define CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_DEVICE_NOTIFICATIONS_WINDOW_WIN_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 17 matching lines @@
 
   virtual ~RemovableDeviceNotificationsWindowWin();
 
   // base::SystemMonitor has a lifetime somewhat shorter than a Singleton and
   // |this| is constructed/destroyed just after/before SystemMonitor.
   static RemovableDeviceNotificationsWindowWin* GetInstance();
 
   // Must be called after the file thread is created.
   void Init();
 
+  // Gets the MTP device storage information specified by |storage_device_id|.
+  // On success, returns true and fills in |device_location| with device
+  // interface details and |storage_object_id| with storage object temporary
+  // identifier.
+  bool GetMTPStorageInfoFromDeviceId(const std::string& storage_device_id,
+                                     string16* device_location,
+                                     string16* storage_object_id);
+
   // Finds the device that contains |path| and populates |device_info|.
   // Returns false if unable to find the device.
   bool GetDeviceInfoForPath(
       const FilePath& path,
       base::SystemMonitor::RemovableStorageInfo* device_info);
 
  private:
   class PortableDeviceNotifications;
   friend class TestRemovableDeviceNotificationsWindowWin;
 
@@ skipping 34 matching lines @@
   // The portable device watcher, used to manage media transfer protocol
   // devices.
   scoped_ptr<PortableDeviceWatcherWin> portable_device_watcher_;
 
   DISALLOW_COPY_AND_ASSIGN(RemovableDeviceNotificationsWindowWin);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_DEVICE_NOTIFICATIONS_WINDOW_WIN_H_