diff --git a/media/mtp/MtpDevice.h b/media/mtp/MtpDevice.h
index fe4f1bd..226b247 100644
--- a/media/mtp/MtpDevice.h
+++ b/media/mtp/MtpDevice.h
@@ -36,6 +36,7 @@
     struct usb_endpoint*    mEndpointOut;
     struct usb_endpoint*    mEndpointIntr;
     MtpDeviceInfo*          mDeviceInfo;
+    MtpPropertyList         mDeviceProperties;
 
     // a unique ID for the device
     int                     mID;
@@ -70,6 +71,8 @@
     MtpObjectHandleList*    getObjectHandles(MtpStorageID storageID, MtpObjectFormat format, MtpObjectHandle parent);
     MtpObjectInfo*          getObjectInfo(MtpObjectHandle handle);
 
+    MtpProperty*            getDevicePropDesc(MtpDeviceProperty code);
+
 private:
     bool                    sendRequest(MtpOperationCode operation);
     bool                    sendData(MtpOperationCode operation);