Bug 1680218 - [devtools] Remove mentions of WorkerDescriptorActor#connect. r=ochameau,devtools-backward-compat-reviewers.

The function doesn't exist anymore on newer server, so
we can remove it from the spec file.

Differential Revision: https://phabricator.services.mozilla.com/D98496

devtools/client/fronts/descriptors/worker.js

@@ -88,19 +88,12 @@ class WorkerDescriptorFront extends TargetMixin(
         return;
       }
 
-      // Immediately retrieve console and thread actors that will be later used by Target.
-      let connectResponse;
-      if (this.actorID.includes("workerDescriptor")) {
-        connectResponse = await super.getTarget();
-      } else {
-        // @backward-compat { version 83 } Older servers don't support worker descriptors.
-        connectResponse = await this.connect({});
-      }
+      const workerTargetForm = await super.getTarget();
 
       // Set the console actor ID on the form to expose it to Target.attachConsole
       // Set the ThreadActor on the target form so it is accessible by getFront
-      this.targetForm.consoleActor = connectResponse.consoleActor;
-      this.targetForm.threadActor = connectResponse.threadActor;
+      this.targetForm.consoleActor = workerTargetForm.consoleActor;
+      this.targetForm.threadActor = workerTargetForm.threadActor;
 
       if (this.isDestroyedOrBeingDestroyed()) {
         return;

devtools/shared/specs/descriptors/worker.js

@@ -3,7 +3,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 "use strict";
 
-const { Arg, RetVal, generateActorSpec } = require("devtools/shared/protocol");
+const { RetVal, generateActorSpec } = require("devtools/shared/protocol");
 
 const workerDescriptorSpec = generateActorSpec({
   typeName: "workerDescriptor",
@@ -17,13 +17,6 @@ const workerDescriptorSpec = generateActorSpec({
       request: {},
       response: RetVal("json"),
     },
-    // @backward-compat { version 83 } We don't use `connect` anymore.
-    connect: {
-      request: {
-        options: Arg(0, "json"),
-      },
-      response: RetVal("json"),
-    },
     getTarget: {
       request: {},
       response: RetVal("json"),