public void seekTo(long usec) {
            // When multiple seek requests come in, e.g. when a user slides the finger on a
            // seek bar in the UI, we don't want to process all of them and can therefore remove
            // all requests from the queue and only keep the most recent one.
            mHandler.removeMessages(PLAYBACK_SEEK); // remove any previous requests
            mHandler.obtainMessage(PLAYBACK_SEEK, usec).sendToTarget();
        }
Removes a cue added by {@link #addCue(int, Object)} from the playback timeline.

@param cue the cue to remove
@return true if removal was successful, false if the cue wasn't cued on the timeline,
i.e. it has already been removed before
MediaPlayer/src/main/java/net/protyposis/android/mediaplayer/MediaPlayer.java