Adds a basic offline check to InstallableManager.

content/browser/service_worker/service_worker_context_core.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_SERVICE_WORKER_CONTEXT_CORE_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CORE_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 265 matching lines @@
       int provider_id);
   void TransferProviderHostIn(
       int new_process_id,
       int new_host_id,
       std::unique_ptr<ServiceWorkerProviderHost> provider_host);
 
   void ClearAllServiceWorkersForTest(const base::Closure& callback);
 
   // Determines if there is a ServiceWorker registration that matches |url|, and
   // if |other_url| falls inside the scope of the same registration. See
-  // ServiceWorkerContext::CheckHasServiceWorker for more details.
-  void CheckHasServiceWorker(
+  // ServiceWorkerContext::CheckServiceWorkerStatus for more details.
+  void CheckServiceWorkerStatus(
       const GURL& url,
       const GURL& other_url,
-      const ServiceWorkerContext::CheckHasServiceWorkerCallback callback);
+      const ServiceWorkerContext::CheckServiceWorkerStatusCallback callback);
 
   void UpdateVersionFailureCount(int64_t version_id,
                                  ServiceWorkerStatusCode status);
   // Returns the count of consecutive start worker failures for the given
   // version. The count resets to zero when the worker successfully starts.
   int GetVersionFailureCount(int64_t version_id);
 
   base::WeakPtr<ServiceWorkerContextCore> AsWeakPtr() {
     return weak_factory_.GetWeakPtr();
   }
@@ skipping 29 matching lines @@
                               const UnregistrationCallback& callback,
                               int64_t registration_id,
                               ServiceWorkerStatusCode status);
 
   void DidGetAllRegistrationsForUnregisterForOrigin(
       const UnregistrationCallback& result,
       const GURL& origin,
       ServiceWorkerStatusCode status,
       const std::vector<ServiceWorkerRegistrationInfo>& registrations);
 
-  void DidFindRegistrationForCheckHasServiceWorker(
+  void DidFindRegistrationForCheckServiceWorkerStatus(
       const GURL& other_url,
-      const ServiceWorkerContext::CheckHasServiceWorkerCallback callback,
+      const ServiceWorkerContext::CheckServiceWorkerStatusCallback callback,
       ServiceWorkerStatusCode status,
       scoped_refptr<ServiceWorkerRegistration> registration);
-  void OnRegistrationFinishedForCheckHasServiceWorker(
-      const ServiceWorkerContext::CheckHasServiceWorkerCallback callback,
+  void OnRegistrationFinishedForCheckServiceWorkerStatus(
+      const ServiceWorkerContext::CheckServiceWorkerStatusCallback callback,
       scoped_refptr<ServiceWorkerRegistration> registration);
 
   // It's safe to store a raw pointer instead of a scoped_refptr to |wrapper_|
   // because the Wrapper::Shutdown call that hops threads to destroy |this| uses
   // Bind() to hold a reference to |wrapper_| until |this| is fully destroyed.
   ServiceWorkerContextWrapper* wrapper_;
   std::map<int /* process_id */, ServiceWorkerDispatcherHost*>
       dispatcher_hosts_;
   std::unique_ptr<ProcessToProviderMap> providers_;
   std::unique_ptr<ProviderByClientUUIDMap> provider_by_uuid_;
@@ skipping 21 matching lines @@
   scoped_refptr<base::ObserverListThreadSafe<ServiceWorkerContextObserver>>
       observer_list_;
   base::WeakPtrFactory<ServiceWorkerContextCore> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerContextCore);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CORE_H_