Remove dead AudioTrack::setAttributesFromStreamType()

Change-Id: I34feb3f9df49458f8a81ddcced4dd769fdaca945
diff --git a/include/media/AudioTrack.h b/include/media/AudioTrack.h
index 2b605cc..1d99c86 100644
--- a/include/media/AudioTrack.h
+++ b/include/media/AudioTrack.h
@@ -625,8 +625,6 @@
                         AudioTrack(const AudioTrack& other);
             AudioTrack& operator = (const AudioTrack& other);
 
-            void        setAttributesFromStreamType(audio_stream_type_t streamType);
-
     /* a small internal class to handle the callback */
     class AudioTrackThread : public Thread
     {