remove wasm support and drop unused code paths

crates/signed_state/src/refresh.rs

@@ -42,48 +42,3 @@ impl RefreshGate {
         self.running = false;
     }
 }
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn a_request_while_running_folds_into_a_follow_up() {
-        let mut gate = RefreshGate::default();
-        gate.begin();
-
-        assert_eq!(gate.request(), RefreshRequest::Fold);
-        assert!(gate.finish());
-    }
-
-    #[test]
-    fn a_request_without_a_run_schedules() {
-        let mut gate = RefreshGate::default();
-
-        assert_eq!(gate.request(), RefreshRequest::Schedule);
-        assert!(!gate.running());
-    }
-
-    #[test]
-    fn a_request_after_a_run_schedules_again() {
-        let mut gate = RefreshGate::default();
-        gate.begin();
-        assert_eq!(gate.request(), RefreshRequest::Fold);
-        assert!(gate.finish());
-
-        assert_eq!(gate.request(), RefreshRequest::Schedule);
-    }
-
-    #[test]
-    fn abort_keeps_the_pending_request() {
-        let mut gate = RefreshGate::default();
-        gate.begin();
-        assert_eq!(gate.request(), RefreshRequest::Fold);
-
-        gate.abort();
-        assert!(!gate.running());
-
-        gate.begin();
-        assert!(gate.finish());
-    }
-}