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

chrome/browser/media_gallery/win/mtp_device_object_entry.h

Index: chrome/browser/media_gallery/win/mtp_device_object_entry.h
diff --git a/chrome/browser/media_gallery/win/mtp_device_object_entry.h b/chrome/browser/media_gallery/win/mtp_device_object_entry.h
new file mode 100644
index 0000000000000000000000000000000000000000..2bdffa3b30e4808147ebf69d76c6fdf7fda18e73
--- /dev/null
+++ b/chrome/browser/media_gallery/win/mtp_device_object_entry.h
@@ -0,0 +1,48 @@
+// 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_MEDIA_GALLERY_WIN_MTP_DEVICE_OBJECT_ENTRY_H_
+#define CHROME_BROWSER_MEDIA_GALLERY_WIN_MTP_DEVICE_OBJECT_ENTRY_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/string16.h"
+#include "base/time.h"
+
+namespace chrome {
+
+// MTPDeviceObjectEntry contains the media transfer protocol device object
+// property values that are obtained using
+// IPortableDeviceProperties::GetValues().
+struct MTPDeviceObjectEntry {
+  MTPDeviceObjectEntry();  // Necessary for STL.
+  MTPDeviceObjectEntry(const string16& object_id,
+                       const string16& object_name,
+                       bool is_directory,
+                       int64 size,
+                       const base::Time& last_modified_time);
+
+  // The object identifier obtained using IEnumPortableDeviceObjectIDs::Next(),
+  // e.g. "o299".
+  string16 object_id;
+
+  // Friendly name of the object, e.g. "IMG_9911.jpeg".
+  string16 name;
+
+  // True if the current object is a directory/folder/album content type.
+  bool is_directory;
+
+  // The object file size in bytes, e.g. "882992".
+  int64 size;
+
+  // Last modified time of the object.
+  base::Time last_modified_time;
+};
+
+typedef std::vector<MTPDeviceObjectEntry> MTPDeviceObjectEntries;
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_MEDIA_GALLERY_WIN_MTP_DEVICE_OBJECT_ENTRY_H_