diff --git a/media/mtp/MtpDevice.h b/media/mtp/MtpDevice.h
index 226b247..0ee930f 100644
--- a/media/mtp/MtpDevice.h
+++ b/media/mtp/MtpDevice.h
@@ -70,6 +70,7 @@
     MtpStorageInfo*         getStorageInfo(MtpStorageID storageID);
     MtpObjectHandleList*    getObjectHandles(MtpStorageID storageID, MtpObjectFormat format, MtpObjectHandle parent);
     MtpObjectInfo*          getObjectInfo(MtpObjectHandle handle);
+    void*                   getThumbnail(MtpObjectHandle handle, int& outLength);
 
     MtpProperty*            getDevicePropDesc(MtpDeviceProperty code);