Create an API around WorkerService that chrome consumes. Rename the existing WorkerService to Wor...

content/browser/worker_host/worker_service_observer.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CONTENT_BROWSER_WORKER_HOST_WORKER_SERVICE_OBSERVER_H_
-#define CONTENT_BROWSER_WORKER_HOST_WORKER_SERVICE_OBSERVER_H_
-#pragma once
-
-#include "content/browser/worker_host/worker_process_host.h"
-
-class WorkerServiceObserver {
- public:
-  virtual void WorkerCreated(
-      WorkerProcessHost* process,
-      const WorkerProcessHost::WorkerInstance& instance) = 0;
-  virtual void WorkerDestroyed(
-      WorkerProcessHost* process,
-      int worker_route_id) = 0;
-  virtual void WorkerContextStarted(
-      WorkerProcessHost* process,
-      int worker_route_id) = 0;
-
- protected:
-  virtual ~WorkerServiceObserver() {}
-};
-
-#endif  // CONTENT_BROWSER_WORKER_HOST_WORKER_SERVICE_OBSERVER_H_