diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index 1a48e07..b719046 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -596,11 +596,6 @@
     return mAudioTrackServerProxy->framesReleased();
 }
 
-void AudioFlinger::PlaybackThread::Track::onTimestamp(const AudioTimestamp &timestamp)
-{
-    mAudioTrackServerProxy->setTimestamp(timestamp);
-}
-
 // Don't call for fast tracks; the framesReady() could result in priority inversion
 bool AudioFlinger::PlaybackThread::Track::isReady() const {
     if (mFillingUpStatus != FS_FILLING || isStopped() || isPausing()) {
@@ -863,7 +858,7 @@
 
 status_t AudioFlinger::PlaybackThread::Track::getTimestamp(AudioTimestamp& timestamp)
 {
-    // FastTrack timestamps are read through SSQ
+    // Client should implement this using SSQ; the unpresented frame count in latch is irrelevant
     if (isFastTrack()) {
         return INVALID_OPERATION;
     }