Add two interfaces for ServiceWorkerProviderContext/ProviderHost

content/browser/service_worker/service_worker_dispatcher_host.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_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_HOST_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 84 matching lines @@
 
   using StatusCallback = base::Callback<void(ServiceWorkerStatusCode status)>;
   enum class ProviderStatus { OK, NO_CONTEXT, DEAD_HOST, NO_HOST, NO_URL };
 
   // Called when mojom::ServiceWorkerDispatcherHostPtr is created on the
   // renderer-side.
   void AddMojoBinding(mojo::ScopedInterfaceEndpointHandle handle);
 
   // mojom::ServiceWorkerDispatcherHost implementation
   void OnProviderCreated(ServiceWorkerProviderHostInfo info) override;
-  void OnProviderDestroyed(int provider_id) override;
   void OnSetHostedVersionId(int provider_id,
                             int64_t version_id,
                             int embedded_worker_id) override;
 
   // IPC Message handlers
   void OnRegisterServiceWorker(int thread_id,
                                int request_id,
                                int provider_id,
                                const GURL& pattern,
                                const GURL& script_url);
@@ skipping 171 matching lines @@
   mojo::AssociatedBindingSet<mojom::ServiceWorkerDispatcherHost> bindings_;
 
   base::WeakPtrFactory<ServiceWorkerDispatcherHost> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDispatcherHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_HOST_H_