refactor PhrasePlayer::process callback

crates/tek_sequencer/src/sequencer.rs

@@ -403,15 +403,6 @@ impl PhrasePlayer {
             .map(|(started,_)|started.sample().get())
             .map(|started|(started - self.clock.instant.sample().get()) as usize)
     }
-    pub fn playing_phrase (&self) -> Option<(usize, Arc<RwLock<Phrase>>)> {
-        if let (
-            Some(TransportState::Rolling), Some((started, Some(ref phrase)))
-        ) = (*self.clock.playing.read().unwrap(), &self.phrase) {
-            Some((started.sample().get() as usize, phrase.clone()))
-        } else {
-            None
-        }
-    }
 }
 /// Displays and edits phrase length
 pub struct PhraseLength<E: Engine> {