Revert "recover: #1517 Kill all pending accepts when TCP listener is closed (#2224)" (#2239)

Crashes while running wrk against
js/deps/https/deno.land/std/http/http_bench.ts

This reverts commit 972ac03858cc11e8b6bb759ee69640d17235580d.

1 files changed, 0 insertions, 37 deletions

diff --git a/cli/resources.rs b/cli/resources.rs
index 66a2ebdb3..3a7121d4c 100644
--- a/cli/resources.rs
+++ b/cli/resources.rs
@@ -171,49 +171,12 @@ impl Resource {
     }
   }
 
-  /// Track the current task (for TcpListener resource).
-  /// Throws an error if another task is already tracked.
-  pub fn track_task(&mut self) -> Result<(), std::io::Error> {
-    let mut table = RESOURCE_TABLE.lock().unwrap();
-    // Only track if is TcpListener.
-    if let Some(Repr::TcpListener(_, t)) = table.get_mut(&self.rid) {
-      // Currently, we only allow tracking a single accept task for a listener.
-      // This might be changed in the future with multiple workers.
-      // Caveat: TcpListener by itself also only tracks an accept task at a time.
-      // See https://github.com/tokio-rs/tokio/issues/846#issuecomment-454208883
-      if t.is_some() {
-        return Err(std::io::Error::new(
-          std::io::ErrorKind::Other,
-          "Another accept task is ongoing",
-        ));
-      }
-      t.replace(futures::task::current());
-    }
-    Ok(())
-  }
-
-  /// Stop tracking a task (for TcpListener resource).
-  /// Happens when the task is done and thus no further tracking is needed.
-  pub fn untrack_task(&mut self) {
-    let mut table = RESOURCE_TABLE.lock().unwrap();
-    // Only untrack if is TcpListener.
-    if let Some(Repr::TcpListener(_, t)) = table.get_mut(&self.rid) {
-      assert!(t.is_some());
-      t.take();
-    }
-  }
-
   // close(2) is done by dropping the value. Therefore we just need to remove
   // the resource from the RESOURCE_TABLE.
   pub fn close(&self) {
     let mut table = RESOURCE_TABLE.lock().unwrap();
     let r = table.remove(&self.rid);
     assert!(r.is_some());
-    // If TcpListener, we must kill all pending accepts!
-    if let Repr::TcpListener(_, Some(t)) = r.unwrap() {
-      // Call notify on the tracked task, so that they would error out.
-      t.notify();
-    }
   }
 
   pub fn shutdown(&mut self, how: Shutdown) -> Result<(), DenoError> {