ServiceWorker: Move worker candidate process knowledge to ServiceWorkerProcessManager.

content/browser/service_worker/embedded_worker_instance.h

 // Copyright 2013 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_SERVICE_WORKER_EMBEDDED_WORKER_INSTANCE_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_INSTANCE_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 58 matching lines @@
   ~EmbeddedWorkerInstance();
 
   // Starts the worker. It is invalid to call this when the worker is not in
   // STOPPED status. |callback| is invoked when the worker's process is created
   // if necessary and the IPC to evaluate the worker's script is sent.
   // Observer::OnStarted() is run when the worker is actually started.
   void Start(int64 service_worker_version_id,
              const GURL& scope,
              const GURL& script_url,
              bool pause_after_download,
-             const std::vector<int>& possible_process_ids,
              const StatusCallback& callback);
 
   // Stops the worker. It is invalid to call this when the worker is
   // not in STARTING or RUNNING status.
   // This returns false if stopping a worker fails immediately, e.g. when
   // IPC couldn't be sent to the worker.
   ServiceWorkerStatusCode Stop();
 
   // Sends |message| to the embedded worker running in the child process.
   // It is invalid to call this while the worker is not in RUNNING status.
   ServiceWorkerStatusCode SendMessage(const IPC::Message& message);
 
   void ResumeAfterDownload();
 
-  // Add or remove |process_id| to the internal process set where this
-  // worker can be started.
-  void AddProcessReference(int process_id);
-  void ReleaseProcessReference(int process_id);
-  bool HasProcessToRun() const { return !process_refs_.empty(); }
-
   int embedded_worker_id() const { return embedded_worker_id_; }
   Status status() const { return status_; }
   int process_id() const { return process_id_; }
   int thread_id() const { return thread_id_; }
   int worker_devtools_agent_route_id() const {
     return worker_devtools_agent_route_id_;
   }
 
   void AddListener(Listener* listener);
   void RemoveListener(Listener* listener);
 
  private:
   typedef ObserverList<Listener> ListenerList;
 
   friend class EmbeddedWorkerRegistry;
   FRIEND_TEST_ALL_PREFIXES(EmbeddedWorkerInstanceTest, StartAndStop);
-  FRIEND_TEST_ALL_PREFIXES(EmbeddedWorkerInstanceTest, SortProcesses);
-
-  typedef std::map<int, int> ProcessRefMap;
 
   // Constructor is called via EmbeddedWorkerRegistry::CreateWorker().
   // This instance holds a ref of |registry|.
   EmbeddedWorkerInstance(base::WeakPtr<ServiceWorkerContextCore> context,
                          int embedded_worker_id);
 
   // Called back from ServiceWorkerProcessManager after Start() passes control
   // to the UI thread to acquire a reference to the process.
   static void RunProcessAllocated(
       base::WeakPtr<EmbeddedWorkerInstance> instance,
@@ skipping 46 matching lines @@
                          int column_number,
                          const GURL& source_url);
 
   // Called back from Registry when the worker instance reports to the console.
   void OnReportConsoleMessage(int source_identifier,
                               int message_level,
                               const base::string16& message,
                               int line_number,
                               const GURL& source_url);
 
-  // Chooses a list of processes to try to start this worker in, ordered by how
-  // many clients are currently in those processes.
-  std::vector<int> SortProcesses(
-      const std::vector<int>& possible_process_ids) const;
-
   base::WeakPtr<ServiceWorkerContextCore> context_;
   scoped_refptr<EmbeddedWorkerRegistry> registry_;
   const int embedded_worker_id_;
   Status status_;
 
   // Current running information. -1 indicates the worker is not running.
   int process_id_;
   int thread_id_;
   int worker_devtools_agent_route_id_;
 
-  ProcessRefMap process_refs_;
   ListenerList listener_list_;
 
   base::WeakPtrFactory<EmbeddedWorkerInstance> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EmbeddedWorkerInstance);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_EMBEDDED_WORKER_INSTANCE_H_