fix build

actix-server/src/worker.rs

@@ -135,13 +135,6 @@ pub(crate) struct ServerWorker {
     shutdown_timeout: Duration,
 }
 
-/// Set worker to unavailable when dropping.
-impl Drop for ServerWorker {
-    fn drop(&mut self) {
-        self.rx.close();
-    }
-}
-
 struct WorkerService {
     factory: usize,
     status: WorkerServiceStatus,
@@ -377,6 +370,9 @@ impl Default for WorkerState {
 
 impl Drop for ServerWorker {
     fn drop(&mut self) {
+        /// Close channel on drop.
+        self.rx.close();
+        /// Stop Arbiter Self runs on on drop.
         Arbiter::current().stop();
     }
 }