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

chrome/browser/system_monitor/removable_device_notifications_window_win.h

Index: chrome/browser/system_monitor/removable_device_notifications_window_win.h
diff --git a/chrome/browser/system_monitor/removable_device_notifications_window_win.h b/chrome/browser/system_monitor/removable_device_notifications_window_win.h
index 8fce7697db4ea885b76db59acbe342ff55c9fb10..0148c3baf7325ec97d9f5446793d0026ea37d96d 100644
--- a/chrome/browser/system_monitor/removable_device_notifications_window_win.h
+++ b/chrome/browser/system_monitor/removable_device_notifications_window_win.h
@@ -35,6 +35,14 @@ class RemovableDeviceNotificationsWindowWin {
   // Must be called after the file thread is created.
   void Init();
 
+  // Gets the MTP device storage information specified by |storage_unique_id|.
+  // On success, returns true and fills in |device_location| with device
+  // interface details and |storage_object_id| with storage object temporary
+  // identifier.
+  bool GetMTPStorageInfoFromUniqueId(const std::string& storage_unique_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(