Use unique_ptr for Create{ServiceWorkerNetworkProvider,ApplicationCacheHost}

content/renderer/shared_worker/embedded_shared_worker_stub.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_SHARED_WORKER_EMBEDDED_SHARED_WORKER_STUB_H_
 #define CONTENT_RENDERER_SHARED_WORKER_EMBEDDED_SHARED_WORKER_STUB_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 50 matching lines @@
 
   // blink::WebSharedWorkerClient implementation.
   void CountFeature(uint32_t feature) override;
   void WorkerContextClosed() override;
   void WorkerContextDestroyed() override;
   void WorkerReadyForInspection() override;
   void WorkerScriptLoaded() override;
   void WorkerScriptLoadFailed() override;
   void SelectAppCacheID(long long) override;
   blink::WebNotificationPresenter* NotificationPresenter() override;
-  blink::WebApplicationCacheHost* CreateApplicationCacheHost(
+  std::unique_ptr<blink::WebApplicationCacheHost> CreateApplicationCacheHost(
       blink::WebApplicationCacheHostClient*) override;
   blink::WebWorkerContentSettingsClientProxy*
   CreateWorkerContentSettingsClientProxy(
       const blink::WebSecurityOrigin& origin) override;
-  blink::WebServiceWorkerNetworkProvider* CreateServiceWorkerNetworkProvider()
-      override;
+  std::unique_ptr<blink::WebServiceWorkerNetworkProvider>
+  CreateServiceWorkerNetworkProvider() override;
   void SendDevToolsMessage(int session_id,
                            int call_id,
                            const blink::WebString& message,
                            const blink::WebString& state) override;
   blink::WebDevToolsAgentClient::WebKitClientMessageLoop*
   CreateDevToolsMessageLoop() override;
   std::unique_ptr<blink::WebWorkerFetchContext> CreateWorkerFetchContext(
       blink::WebServiceWorkerNetworkProvider*) override;
 
  private:
@@ skipping 15 matching lines @@
   bool running_ = false;
   GURL url_;
   blink::WebSharedWorker* impl_ = nullptr;
   std::unique_ptr<SharedWorkerDevToolsAgent> worker_devtools_agent_;
 
   using PendingChannel = std::pair<int /* connection_request_id */,
                                    std::unique_ptr<WebMessagePortChannelImpl>>;
   std::vector<PendingChannel> pending_channels_;
 
   ScopedChildProcessReference process_ref_;
-  WebApplicationCacheHostImpl* app_cache_host_ = nullptr;
+  WebApplicationCacheHostImpl* app_cache_host_ = nullptr;  // Not owned.
   DISALLOW_COPY_AND_ASSIGN(EmbeddedSharedWorkerStub);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_SHARED_WORKER_EMBEDDED_SHARED_WORKER_STUB_H_