Update devtools server for Firefox 71.

components/devtools/actors/root.rs

@@ -37,6 +37,7 @@ struct GetRootReply {
     selected: u32,
     performanceActor: String,
     deviceActor: String,
+    preferenceActor: String,
 }
 
 #[derive(Serialize)]
@@ -46,6 +47,12 @@ struct ListTabsReply {
     tabs: Vec<BrowsingContextActorMsg>,
 }
 
+#[derive(Serialize)]
+struct GetTabReply {
+    from: String,
+    tab: BrowsingContextActorMsg,
+}
+
 #[derive(Serialize)]
 pub struct RootActorMsg {
     from: String,
@@ -59,16 +66,54 @@ pub struct ProtocolDescriptionReply {
     types: Types,
 }
 
+#[derive(Serialize)]
+struct ListWorkersReply {
+    from: String,
+    workers: Vec<WorkerMsg>,
+}
+
+#[derive(Serialize)]
+struct WorkerMsg {
+    id: u32,
+}
+
+#[derive(Serialize)]
+struct ListServiceWorkerRegistrationsReply {
+    from: String,
+    registrations: Vec<u32>, // TODO: follow actual JSON structure.
+}
+
 #[derive(Serialize)]
 pub struct Types {
     performance: ActorDescription,
     device: ActorDescription,
 }
 
+#[derive(Serialize)]
+struct ListProcessesResponse {
+    from: String,
+    processes: Vec<ProcessForm>,
+}
+
+#[derive(Serialize)]
+struct ProcessForm {
+    actor: String,
+    id: u32,
+    isParent: bool,
+}
+
+#[derive(Serialize)]
+struct GetProcessResponse {
+    from: String,
+    form: ProcessForm,
+}
+
 pub struct RootActor {
     pub tabs: Vec<String>,
     pub performance: String,
     pub device: String,
+    pub preference: String,
+    pub process: String,
 }
 
 impl Actor for RootActor {
@@ -93,12 +138,39 @@ impl Actor for RootActor {
                 ActorMessageStatus::Processed
             },
 
+            "listProcesses" => {
+                let reply = ListProcessesResponse {
+                    from: self.name(),
+                    processes: vec![ProcessForm {
+                        actor: self.process.clone(),
+                        id: 0,
+                        isParent: true,
+                    }],
+                };
+                stream.write_json_packet(&reply);
+                ActorMessageStatus::Processed
+            },
+
+            "getProcess" => {
+                let reply = GetProcessResponse {
+                    from: self.name(),
+                    form: ProcessForm {
+                        actor: self.process.clone(),
+                        id: 0,
+                        isParent: true,
+                    },
+                };
+                stream.write_json_packet(&reply);
+                ActorMessageStatus::Processed
+            },
+
             "getRoot" => {
                 let actor = GetRootReply {
                     from: "root".to_owned(),
                     selected: 0,
                     performanceActor: self.performance.clone(),
                     deviceActor: self.device.clone(),
+                    preferenceActor: self.preference.clone(),
                 };
                 stream.write_json_packet(&actor);
                 ActorMessageStatus::Processed
@@ -119,6 +191,34 @@ impl Actor for RootActor {
                 ActorMessageStatus::Processed
             },
 
+            "listServiceWorkerRegistrations" => {
+                let reply = ListServiceWorkerRegistrationsReply {
+                    from: self.name(),
+                    registrations: vec![],
+                };
+                stream.write_json_packet(&reply);
+                ActorMessageStatus::Processed
+            },
+
+            "listWorkers" => {
+                let reply = ListWorkersReply {
+                    from: self.name(),
+                    workers: vec![],
+                };
+                stream.write_json_packet(&reply);
+                ActorMessageStatus::Processed
+            },
+
+            "getTab" => {
+                let tab = registry.find::<BrowsingContextActor>(&self.tabs[0]);
+                let reply = GetTabReply {
+                    from: self.name(),
+                    tab: tab.encodable(),
+                };
+                stream.write_json_packet(&reply);
+                ActorMessageStatus::Processed
+            },
+
             "protocolDescription" => {
                 let msg = ProtocolDescriptionReply {
                     from: self.name(),