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

chrome/browser/system_monitor/removable_storage_notifications.h

Index: chrome/browser/system_monitor/removable_storage_notifications.h
diff --git a/chrome/browser/system_monitor/removable_storage_notifications.h b/chrome/browser/system_monitor/removable_storage_notifications.h
index 43924db968eb31b9388164e5d363cb228e4c1f00..f44c573303dfde18d39d7b08f5727e5ef6aaf70f 100644
--- a/chrome/browser/system_monitor/removable_storage_notifications.h
+++ b/chrome/browser/system_monitor/removable_storage_notifications.h
@@ -1,37 +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_SYSTEM_MONITOR_REMOVABLE_STORAGE_NOTIFICATIONS_H_
-#define CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_STORAGE_NOTIFICATIONS_H_
-
-#include "base/file_path.h"
-#include "base/system_monitor/system_monitor.h"
-
-namespace chrome {
-
-// Base class for platform-specific instances watching for removable storage
-// attachments/detachments.
-class RemovableStorageNotifications {
- public:
-  virtual ~RemovableStorageNotifications() {}
-
-  // Returns a pointer to an object owned by the BrowserMainParts, with lifetime
-  // somewhat shorter than a process Singleton.
-  static RemovableStorageNotifications* GetInstance();
-
-  // Finds the device that contains |path| and populates |device_info|.
-  // Should be able to handle any path on the local system, not just removable
-  // storage. Returns false if unable to find the device.
-  virtual bool GetDeviceInfoForPath(
-      const FilePath& path,
-      base::SystemMonitor::RemovableStorageInfo* device_info) const = 0;
-
-  // Returns the storage size of the device present at |location|. If the
-  // device information is unavailable, returns zero.
-  virtual uint64 GetStorageSize(const std::string& location) const = 0;
-};
-
-} // namespace chrome
-
-#endif  // CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_STORAGE_NOTIFICATIONS_H_
+// 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_SYSTEM_MONITOR_REMOVABLE_STORAGE_NOTIFICATIONS_H_
+#define CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_STORAGE_NOTIFICATIONS_H_
+
+#include "base/file_path.h"
+#include "base/system_monitor/system_monitor.h"
+
+namespace chrome {
+
+// Base class for platform-specific instances watching for removable storage
+// attachments/detachments.
+class RemovableStorageNotifications {
+ public:
+  virtual ~RemovableStorageNotifications() {}
+
+  // Returns a pointer to an object owned by the BrowserMainParts, with lifetime
+  // somewhat shorter than a process Singleton.
+  static RemovableStorageNotifications* GetInstance();
+
+  // Finds the device that contains |path| and populates |device_info|.
+  // Should be able to handle any path on the local system, not just removable
+  // storage. Returns false if unable to find the device.
+  virtual bool GetDeviceInfoForPath(
+      const FilePath& path,
+      base::SystemMonitor::RemovableStorageInfo* device_info) const = 0;
+
+  // Returns the storage size of the device present at |location|. If the
+  // device information is unavailable, returns zero.
+  virtual uint64 GetStorageSize(const std::string& location) const = 0;
+
+#if defined(OS_WIN)
+  // Gets the MTP device storage information specified by |storage_device_id|.
+  // On success, returns true and fills in |device_location| with device
+  // interface details and |storage_object_id| with storage object temporary
+  // identifier.
+  virtual bool GetMTPStorageInfoFromDeviceId(
+      const std::string& storage_device_id,
+      string16* device_location,
+      string16* storage_object_id) const = 0;
+#endif
+};
+
+} // namespace chrome
+
+#endif  // CHROME_BROWSER_SYSTEM_MONITOR_REMOVABLE_STORAGE_NOTIFICATIONS_H_