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

chrome/browser/system_monitor/removable_device_notifications_window_win.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.
 
 #include "chrome/browser/system_monitor/removable_device_notifications_window_win.h"
 
 #include <windows.h>
 #include <dbt.h>
 #include <fileapi.h>
 
@@ skipping 114 matching lines @@
   }
   return true;
 }
 
 uint64 RemovableDeviceNotificationsWindowWin::GetStorageSize(
     const std::string& location) const {
   NOTIMPLEMENTED();
   return 0ULL;
 }
 
+bool RemovableDeviceNotificationsWindowWin::GetMTPStorageInfoFromDeviceId(
+    const std::string& storage_device_id,
+    string16* device_location,
+    string16* storage_object_id) const {
+  MediaStorageUtil::Type type;
+  MediaStorageUtil::CrackDeviceId(storage_device_id, &type, NULL);
+  return ((type == MediaStorageUtil::MTP_OR_PTP) &&
+      portable_device_watcher_->GetMTPStorageInfoFromDeviceId(
+          storage_device_id, device_location, storage_object_id));
+}
+
 // static
 LRESULT CALLBACK RemovableDeviceNotificationsWindowWin::WndProcThunk(
     HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam) {
   RemovableDeviceNotificationsWindowWin* msg_wnd =
       reinterpret_cast<RemovableDeviceNotificationsWindowWin*>(
           GetWindowLongPtr(hwnd, GWLP_USERDATA));
   if (msg_wnd)
     return msg_wnd->WndProc(hwnd, message, wparam, lparam);
   return ::DefWindowProc(hwnd, message, wparam, lparam);
 }
@@ skipping 27 matching lines @@
   portable_device_watcher_->OnWindowMessage(event_type, data);
 }
 
 // static
 RemovableStorageNotifications* RemovableStorageNotifications::GetInstance() {
   DCHECK(g_removable_device_notifications_window_win);
   return g_removable_device_notifications_window_win;
 }
 
 }  // namespace chrome