refactor: split worker and worker host logic (#3722)

* split ops/worker.rs into ops/worker_host.rs and ops/web_worker.rs

* refactor js/workers.ts and factor out js/worker_main.ts - entry point for WebWorker runtime

* BREAKING CHANGE: remove support for blob: URL in Worker

* BREAKING CHANGE: remove Deno namespace support and noDenoNamespace option in Worker constructor

* introduce WebWorker struct which is a stripped down version of cli::Worker

1 files changed, 1 insertions, 0 deletions

diff --git a/cli/tests/subdir/bench_worker.ts b/cli/tests/subdir/bench_worker.ts
index 094cefb80..696a84b9f 100644
--- a/cli/tests/subdir/bench_worker.ts
+++ b/cli/tests/subdir/bench_worker.ts
@@ -14,6 +14,7 @@ onmessage = function(e): void {
       postMessage({ cmdId });
       break;
     case 3: // Close
+      postMessage({ cmdId: 3 });
       workerClose();
       break;
   }