Auto merge of #23461 - TheOriginalAlex:issue-23408, r=jdm

Switched from using thread for websocket requests to ipc_channel::router::ROUTER

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Switched from using thread for websocket requests to ipc_channel::router::ROUTER

---
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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix #23408  (GitHub issue number if applicable)

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- [ ] There are tests for these changes OR
- [x] These changes do not require tests because the existing websocket tests should cover these changes

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components/script/dom/websocket.rs

@@ -27,6 +27,7 @@ use crate::task_source::websocket::WebsocketTaskSource;
 use crate::task_source::TaskSource;
 use dom_struct::dom_struct;
 use ipc_channel::ipc::{self, IpcReceiver, IpcSender};
+use ipc_channel::router::ROUTER;
 use js::jsapi::{JSAutoRealm, JSObject};
 use js::jsval::UndefinedValue;
 use js::rust::CustomAutoRooterGuard;
@@ -40,7 +41,6 @@ use servo_url::{ImmutableOrigin, ServoUrl};
 use std::borrow::ToOwned;
 use std::cell::Cell;
 use std::ptr;
-use std::thread;
 
 #[derive(Clone, Copy, Debug, JSTraceable, MallocSizeOf, PartialEq)]
 enum WebSocketRequestState {
@@ -216,9 +216,9 @@ impl WebSocket {
 
         let task_source = global.websocket_task_source();
         let canceller = global.task_canceller(WebsocketTaskSource::NAME);
-        thread::spawn(move || {
+        ROUTER.add_route(
-            while let Ok(event) = dom_event_receiver.recv() {
+            dom_event_receiver.to_opaque(),
-                match event {
+            Box::new(move |message| match message.to().unwrap() {
                 WebSocketNetworkEvent::ConnectionEstablished { protocol_in_use } => {
                     let open_thread = ConnectionEstablishedTask {
                         address: address.clone(),
@@ -249,9 +249,8 @@ impl WebSocket {
                         reason,
                     );
                 },
-                }
+            }),
-            }
+        );
-        });
 
         // Step 7.
         Ok(ws)