Update devtools server for Firefox 71.

components/devtools/actors/process.rs

@@ -0,0 +1,51 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+use crate::actor::{Actor, ActorMessageStatus, ActorRegistry};
+use crate::protocol::JsonPacketStream;
+use serde_json::{Map, Value};
+use std::net::TcpStream;
+
+#[derive(Serialize)]
+struct ListWorkersReply {
+    from: String,
+    workers: Vec<u32>, // TODO: use proper JSON structure.
+}
+
+pub struct ProcessActor {
+    name: String,
+}
+
+impl ProcessActor {
+    pub fn new(name: String) -> Self {
+        Self { name }
+    }
+}
+
+impl Actor for ProcessActor {
+    fn name(&self) -> String {
+        self.name.clone()
+    }
+
+    fn handle_message(
+        &self,
+        _registry: &ActorRegistry,
+        msg_type: &str,
+        _msg: &Map<String, Value>,
+        stream: &mut TcpStream,
+    ) -> Result<ActorMessageStatus, ()> {
+        Ok(match msg_type {
+            "listWorkers" => {
+                let reply = ListWorkersReply {
+                    from: self.name(),
+                    workers: vec![],
+                };
+                stream.write_json_packet(&reply);
+                ActorMessageStatus::Processed
+            },
+
+            _ => ActorMessageStatus::Ignored,
+        })
+    }
+}