Bug 1441019 - Differentiate WorkerDebuggerTransport implementations. r=whimboo

In the transport module there are two implementations of
WorkDebuggerTransport: one for the main thread and another that is
suitable for worker threads.  This confuses JSDoc because they both
exist in the same anonymous scope.

MozReview-Commit-ID: 2UE4D6K97Qb

--HG--
extra : rebase_source : 7a774320db37a05b6d7a0934e53279af4361b198

testing/marionette/transport.js

@@ -821,6 +821,8 @@ if (!this.isWorker) {
     /**
      * A transport that uses a WorkerDebugger to send packets from the main
      * thread to a worker thread.
+     *
+     * @class WorkerDebuggerTransport
      */
     function WorkerDebuggerTransport(dbg, id) {
       this._dbg = dbg;
@@ -873,6 +875,8 @@ if (!this.isWorker) {
     /**
      * A transport that uses a WorkerDebuggerGlobalScope to send packets
      * from a worker thread to the main thread.
+     *
+     * @class WorkerDebuggerTransportThread
      */
     function WorkerDebuggerTransport(scope, id) {
       this._scope = scope;