Update installed ServiceWorkers.

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 f005c8c1bab810113ee4d81bce1d23a682e9afb3..cc8a4a98f376f4cda6b64b0aa531980dd731b44a 100644
--- a/content/browser/service_worker/service_worker_register_job.h
+++ b/content/browser/service_worker/service_worker_register_job.h
@@ -41,10 +41,16 @@ class ServiceWorkerRegisterJob
                               ServiceWorkerVersion* version)>
       RegistrationCallback;
 
+  // For registration jobs.
   CONTENT_EXPORT ServiceWorkerRegisterJob(
       base::WeakPtr<ServiceWorkerContextCore> context,
       const GURL& pattern,
       const GURL& script_url);
+
+  // For update jobs.
+  CONTENT_EXPORT ServiceWorkerRegisterJob(
+      base::WeakPtr<ServiceWorkerContextCore> context,
+      ServiceWorkerRegistration* registration);
   virtual ~ServiceWorkerRegisterJob();
 
   // Registers a callback to be called when the promise would resolve (whether
@@ -96,7 +102,10 @@ class ServiceWorkerRegisterJob
 
   void SetPhase(Phase phase);
 
-  void HandleExistingRegistrationAndContinue(
+  void ContinueWithRegistration(
+      ServiceWorkerStatusCode status,
+      const scoped_refptr<ServiceWorkerRegistration>& registration);
+  void ContinueWithUpdate(
       ServiceWorkerStatusCode status,
       const scoped_refptr<ServiceWorkerRegistration>& registration);
   void RegisterAndContinue(ServiceWorkerStatusCode status);
@@ -109,7 +118,6 @@ class ServiceWorkerRegisterJob
   void OnActivateFinished(ServiceWorkerStatusCode status);
   void Complete(ServiceWorkerStatusCode status);
   void CompleteInternal(ServiceWorkerStatusCode status);
-
   void ResolvePromise(ServiceWorkerStatusCode status,
                       ServiceWorkerRegistration* registration,
                       ServiceWorkerVersion* version);
@@ -118,6 +126,11 @@ class ServiceWorkerRegisterJob
   virtual void OnPausedAfterDownload() OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
+  void OnCompareScriptResourcesComplete(
+      ServiceWorkerVersion* current_version,
+      ServiceWorkerStatusCode status,
+      int compare_result);
+
   // Associates an installing version to documents matched with a scope of the
   // version.
   CONTENT_EXPORT static void AssociateInstallingVersionToDocuments(
@@ -144,6 +157,7 @@ class ServiceWorkerRegisterJob
   // The ServiceWorkerContextCore object should always outlive this.
   base::WeakPtr<ServiceWorkerContextCore> context_;
 
+  RegistrationJobType job_type_;
   const GURL pattern_;
   const GURL script_url_;
   std::vector<RegistrationCallback> callbacks_;