diff --git a/media/libmediaplayerservice/Crypto.h b/media/libmediaplayerservice/Crypto.h
index 74de2b5..c5aa3c6 100644
--- a/media/libmediaplayerservice/Crypto.h
+++ b/media/libmediaplayerservice/Crypto.h
@@ -49,7 +49,8 @@
             CryptoPlugin::Mode mode,
             const void *srcPtr,
             const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
-            void *dstPtr);
+            void *dstPtr,
+            AString *errorDetailMsg);
 
 private:
     mutable Mutex mLock;