Remove disable-embedded-shared-worker flag and shared worker process related codes.

content/browser/worker_host/worker_service_impl.h

-// Copyright (c) 2012 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_H_
-#define CONTENT_BROWSER_WORKER_HOST_WORKER_SERVICE_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/singleton.h"
-#include "base/observer_list.h"
-#include "base/threading/non_thread_safe.h"
-#include "content/browser/worker_host/worker_process_host.h"
-#include "content/public/browser/notification_observer.h"
-#include "content/public/browser/notification_registrar.h"
-#include "content/public/browser/worker_service.h"
-
-class GURL;
-struct ViewHostMsg_CreateWorker_Params;
-
-namespace content {
-class ResourceContext;
-class WorkerServiceObserver;
-class WorkerStoragePartition;
-class WorkerPrioritySetter;
-
-class CONTENT_EXPORT WorkerServiceImpl
-    : public NON_EXPORTED_BASE(WorkerService) {
- public:
-  // Returns the WorkerServiceImpl singleton.
-  static WorkerServiceImpl* GetInstance();
-
-  // Releases the priority setter to avoid memory leak error.
-  void PerformTeardownForTesting();
-
-  // WorkerService implementation:
-  virtual bool TerminateWorker(int process_id, int route_id) OVERRIDE;
-  virtual std::vector<WorkerInfo> GetWorkers() OVERRIDE;
-  virtual void AddObserver(WorkerServiceObserver* observer) OVERRIDE;
-  virtual void RemoveObserver(WorkerServiceObserver* observer) OVERRIDE;
-
-  // These methods correspond to worker related IPCs.
-  void CreateWorker(const ViewHostMsg_CreateWorker_Params& params,
-                    int route_id,
-                    WorkerMessageFilter* filter,
-                    ResourceContext* resource_context,
-                    const WorkerStoragePartition& worker_partition,
-                    bool* url_mismatch);
-  void ForwardToWorker(const IPC::Message& message,
-                       WorkerMessageFilter* filter);
-  void DocumentDetached(unsigned long long document_id,
-                        WorkerMessageFilter* filter);
-
-  void OnWorkerMessageFilterClosing(WorkerMessageFilter* filter);
-
-  int next_worker_route_id() { return ++next_worker_route_id_; }
-
-  // Given a worker's process id, return the IDs of the renderer process and
-  // render frame that created it.  For shared workers, this returns the first
-  // parent.
-  // TODO(dimich): This code assumes there is 1 worker per worker process, which
-  // is how it is today until V8 can run in separate threads.
-  bool GetRendererForWorker(int worker_process_id,
-                            int* render_process_id,
-                            int* render_frame_id) const;
-  const WorkerProcessHost::WorkerInstance* FindWorkerInstance(
-      int worker_process_id);
-
-  void NotifyWorkerDestroyed(
-      WorkerProcessHost* process,
-      int worker_route_id);
-
-  void NotifyWorkerProcessCreated();
-
-  // Used when we run each worker in a separate process.
-  static const int kMaxWorkersWhenSeparate;
-  static const int kMaxWorkersPerFrameWhenSeparate;
-
- private:
-  friend struct DefaultSingletonTraits<WorkerServiceImpl>;
-
-  WorkerServiceImpl();
-  virtual ~WorkerServiceImpl();
-
-  // Given a WorkerInstance, create an associated worker process.
-  bool CreateWorkerFromInstance(WorkerProcessHost::WorkerInstance instance);
-
-  // Checks if we can create a worker process based on the process limit when
-  // we're using a strategy of one process per core.
-  bool CanCreateWorkerProcess(
-      const WorkerProcessHost::WorkerInstance& instance);
-
-  // Checks if the frame associated with the passed RenderFrame can create a
-  // worker process based on the process limit when we're using a strategy of
-  // one worker per process.
-  bool FrameCanCreateWorkerProcess(
-      int render_process_id, int render_frame_id, bool* hit_total_worker_limit);
-
-  // Tries to see if any of the queued workers can be created.
-  void TryStartingQueuedWorker();
-
-  WorkerProcessHost::WorkerInstance* FindSharedWorkerInstance(
-      const GURL& url,
-      const base::string16& name,
-      const WorkerStoragePartition& worker_partition,
-      ResourceContext* resource_context);
-
-  scoped_refptr<WorkerPrioritySetter> priority_setter_;
-
-  int next_worker_route_id_;
-
-  WorkerProcessHost::Instances queued_workers_;
-
-  ObserverList<WorkerServiceObserver> observers_;
-
-  DISALLOW_COPY_AND_ASSIGN(WorkerServiceImpl);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_WORKER_HOST_WORKER_SERVICE_H_