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

chrome/browser/media_gallery/win/mtp_device_object_entry.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.
+//
+// MTPDeviceObjectEntry implementation.
+
+#include "chrome/browser/media_gallery/win/mtp_device_object_entry.h"
+
+#include "base/threading/sequenced_worker_pool.h"
+#include "content/public/browser/browser_thread.h"
+
+namespace chrome {
+
+MTPDeviceObjectEntry::MTPDeviceObjectEntry()
+    : is_directory_(false),
+      size_(0) {
+  DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+}
+
+MTPDeviceObjectEntry::MTPDeviceObjectEntry(const string16& object_id,
+                                           const string16& object_name,
+                                           bool is_directory,
+                                           int64 size,
+                                           const base::Time& last_modified_time)
+    : object_id_(object_id),
+      name_(object_name),
+      is_directory_(is_directory),
+      size_(size),
+      last_modified_time_(last_modified_time) {
+  DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+}
+
+MTPDeviceObjectEntry::~MTPDeviceObjectEntry() {
+  DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+}
+
+}  // namespace chrome