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

chrome/browser/system_monitor/removable_device_notifications_window_win.cc

Index: chrome/browser/system_monitor/removable_device_notifications_window_win.cc
diff --git a/chrome/browser/system_monitor/removable_device_notifications_window_win.cc b/chrome/browser/system_monitor/removable_device_notifications_window_win.cc
index 6477c0d7f3867e235725309e83ff322d8c8cef86..4188364585e6f5584f1620d4c24cc9a90c3bfb39 100644
--- a/chrome/browser/system_monitor/removable_device_notifications_window_win.cc
+++ b/chrome/browser/system_monitor/removable_device_notifications_window_win.cc
@@ -88,6 +88,18 @@ void RemovableDeviceNotificationsWindowWin::Init() {
   portable_device_watcher_->Init(window_);
 }
 
+bool RemovableDeviceNotificationsWindowWin::GetMTPStorageInfoFromUniqueId(

[Lei Zhang, 2012/11/01 02:34:57]

Should 'unique id' be 'device id' ? We use 'device id' with CrackDeviceId() in
other places.

[kmadhusu, 2012/11/01 17:59:00]

Renamed GetMTPStorageInfoFromUniqueId => GetMTPStorageInfoFromDeviceId.

Renamed |storage_unique_id| => |storage_device_id|.

+    const std::string& storage_unique_id,
+    string16* device_location,
+    string16* storage_object_id) {
+  MediaStorageUtil::Type type;
+  MediaStorageUtil::CrackDeviceId(storage_unique_id, &type, NULL);
+  if (type != MediaStorageUtil::MTP_OR_PTP)
+    return false;
+  return portable_device_watcher_->GetMTPStorageInfoFromUniqueId(
+      storage_unique_id, device_location, storage_object_id);
+}
+
 bool RemovableDeviceNotificationsWindowWin::GetDeviceInfoForPath(
     const FilePath& path,
     base::SystemMonitor::RemovableStorageInfo* device_info) {