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

chrome/browser/media_gallery/media_file_system_registry_unittest.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.
 
 // MediaFileSystemRegistry unit tests.
 
 #include <algorithm>
 #include <set>
 
 #include "base/command_line.h"
@@ skipping 805 matching lines @@
   FSInfoMap galleries_info;
   InitForGalleriesInfoTest(&galleries_info);
 
   for (FSInfoMap::const_iterator it = galleries_info.begin();
        it != galleries_info.end();
        ++it) {
     CheckGalleryJSONName(it->second.name, false /*not removable*/);
   }
 }
 
-#if defined(SUPPORT_MTP_DEVICE_FILESYSTEM)
+#if defined(SUPPORT_MTP_DEVICE_FILESYSTEM) && !defined(OS_WIN)
+// TODO(kmadhusu) : On Windows, this test depends on
+// RemovableDeviceNotificationsWindowWin to get the attached MTP device
+// storage details. Enable this test after refactoring
+// removable_device_notifications_window_win_unittest.cc to share the
+// mock classes (TestRemovableDeviceNotificationsWindowWin,
+// TestPortableDeviceWatcherWin and TestVolumeMountWatcherWin).
 TEST_F(MediaFileSystemRegistryTest, GalleryNameMTP) {
   FSInfoMap galleries_info;
   InitForGalleriesInfoTest(&galleries_info);
 
   // TODO(port) On Windows, this is not an absolute path.
   FilePath location(FILE_PATH_LITERAL("/mtp_bogus"));
   AttachDevice(MediaStorageUtil::MTP_OR_PTP, "mtp_fake_id", location);
   CheckNewGalleryInfo(GetProfileState(0U), galleries_info, location,
                       true /*removable*/, true /* media device */);
 }
@@ skipping 46 matching lines @@
                        profile_state->all_permission_extension(),
                        device_id,
                        true /*has access*/);
   CheckNewGalleryInfo(profile_state, galleries_info, empty_dir(),
                       false /*removable*/, false /* media device */);
 }
 
 }  // namespace
 
 }  // namespace chrome