Use unique_ptr for Create{ServiceWorkerNetworkProvider,ApplicationCacheHost}

content/renderer/service_worker/service_worker_context_client.h

 // Copyright 2014 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_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 #define CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 178 matching lines @@
                           double dispatch_event_time) override;
   void RespondToPaymentRequestEvent(
       int payment_request_id,
       const blink::WebPaymentAppResponse& response,
       double dispatch_event_time) override;
   void DidHandlePaymentRequestEvent(int payment_request_id,
                                     blink::WebServiceWorkerEventResult result,
                                     double dispatch_event_time) override;
 
   // Called on the main thread.
-  blink::WebServiceWorkerNetworkProvider* CreateServiceWorkerNetworkProvider()
-      override;
+  std::unique_ptr<blink::WebServiceWorkerNetworkProvider>
+  CreateServiceWorkerNetworkProvider() override;
   std::unique_ptr<blink::WebWorkerFetchContext>
   CreateServiceWorkerFetchContext() override;
-  blink::WebServiceWorkerProvider* CreateServiceWorkerProvider() override;
+  std::unique_ptr<blink::WebServiceWorkerProvider> CreateServiceWorkerProvider()
+      override;
 
   void PostMessageToClient(const blink::WebString& uuid,
                            const blink::WebString& message,
                            blink::WebMessagePortChannelArray channels) override;
   void Focus(const blink::WebString& uuid,
              std::unique_ptr<blink::WebServiceWorkerClientCallbacks>) override;
   void Navigate(
       const blink::WebString& uuid,
       const blink::WebURL&,
       std::unique_ptr<blink::WebServiceWorkerClientCallbacks>) override;
@@ skipping 145 matching lines @@
   // Initialized on the worker thread in workerContextStarted and
   // destructed on the worker thread in willDestroyWorkerContext.
   std::unique_ptr<WorkerContextData> context_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerContextClient);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_