ServiceWorker: Move worker candidate process knowledge to ServiceWorkerProcessManager.

content/browser/service_worker/service_worker_register_job.h

Index: content/browser/service_worker/service_worker_register_job.h
diff --git a/content/browser/service_worker/service_worker_register_job.h b/content/browser/service_worker/service_worker_register_job.h
index fcfa47ea1f339a5ec54adfb420b7b77d7120c644..2630585a645047031f2b2b76c1929f5f3a3b2533 100644
--- a/content/browser/service_worker/service_worker_register_job.h
+++ b/content/browser/service_worker/service_worker_register_job.h
@@ -55,11 +55,11 @@ class ServiceWorkerRegisterJob : public ServiceWorkerRegisterJobBase,
   virtual ~ServiceWorkerRegisterJob();
 
   // Registers a callback to be called when the promise would resolve (whether
-  // successfully or not). Multiple callbacks may be registered. If |process_id|
-  // is not -1, it's added to the existing clients when deciding in which
-  // process to create the Service Worker instance.  If there are no existing
-  // clients, a new RenderProcessHost will be created.
-  void AddCallback(const RegistrationCallback& callback, int process_id);
+  // successfully or not). Multiple callbacks may be registered.
+  // If |provider_host| is not NULL, it's added to the pending provider host
+  // list which will provide process to create the Service Worker instance.
+  void AddCallback(const RegistrationCallback& callback,
+                   ServiceWorkerProviderHost* provider_host);
 
   // ServiceWorkerRegisterJobBase implementation:
   virtual void Start() OVERRIDE;
@@ -148,6 +148,8 @@ class ServiceWorkerRegisterJob : public ServiceWorkerRegisterJobBase,
 
   void AssociateProviderHostsToRegistration(
       ServiceWorkerRegistration* registration);
+  void AssociateProviderHostsToPendingRegistration(
+      ServiceWorkerRegistration* registration);
 
   // The ServiceWorkerContextCore object should always outlive this.
   base::WeakPtr<ServiceWorkerContextCore> context_;
@@ -156,7 +158,8 @@ class ServiceWorkerRegisterJob : public ServiceWorkerRegisterJobBase,
   const GURL pattern_;
   const GURL script_url_;
   std::vector<RegistrationCallback> callbacks_;
-  std::vector<int> pending_process_ids_;
+  std::vector<base::WeakPtr<ServiceWorkerProviderHost> >
+      pending_provider_hosts_;
   Phase phase_;
   Internal internal_;
   bool is_promise_resolved_;