diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h
index 60d4617..bd98ef1 100644
--- a/media/libmediaplayerservice/MediaPlayerService.h
+++ b/media/libmediaplayerservice/MediaPlayerService.h
@@ -88,6 +88,7 @@
         virtual float           msecsPerFrame() const;
         virtual status_t        getPosition(uint32_t *position) const;
         virtual status_t        getTimestamp(AudioTimestamp &ts) const;
+        virtual int64_t         getPlayedOutDurationUs(int64_t nowUs) const;
         virtual status_t        getFramesWritten(uint32_t *frameswritten) const;
         virtual int             getSessionId() const;
         virtual uint32_t        getSampleRate() const;