Network traffic annotation added to URLLoaderImpl.

content/browser/appcache/appcache_url_loader_factory.h

 // Copyright 2017 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_APPCACHE_APPCACHE_URL_LOADER_FACTORY_H_
 #define CONTENT_BROWSER_APPCACHE_APPCACHE_URL_LOADER_FACTORY_H_
 
 #include "base/memory/ref_counted.h"
 #include "content/common/url_loader_factory.mojom.h"
 #include "mojo/public/cpp/bindings/strong_binding_set.h"
+#include "net/traffic_annotation/network_traffic_annotation.h"
 #include "url/gurl.h"
 
 namespace content {
 class ChromeAppCacheService;
 class URLLoaderFactoryGetter;
 
 // Implements the URLLoaderFactory mojom for AppCache requests.
 class AppCacheURLLoaderFactory : public mojom::URLLoaderFactory {
  public:
   ~AppCacheURLLoaderFactory() override;
 
   // Factory function to create an instance of the factory.
   // The |appcache_service| parameter is used to query the underlying
   // AppCacheStorage instance to check if we can service requests from the
   // AppCache. We pass unhandled requests to the network service retrieved from
   // the |factory_getter|.
   static void CreateURLLoaderFactory(mojom::URLLoaderFactoryRequest request,
                                      ChromeAppCacheService* appcache_service,
                                      URLLoaderFactoryGetter* factory_getter);
 
   // mojom::URLLoaderFactory implementation.
   void CreateLoaderAndStart(mojom::URLLoaderRequest url_loader_request,
                             int32_t routing_id,
                             int32_t request_id,
                             uint32_t options,
                             const ResourceRequest& request,
-                            mojom::URLLoaderClientPtr client) override;
+                            mojom::URLLoaderClientPtr client,
+                            const net::MutableNetworkTrafficAnnotationTag&
+                                traffic_annotation) override;
   void SyncLoad(int32_t routing_id,
                 int32_t request_id,
                 const ResourceRequest& request,
                 SyncLoadCallback callback) override;
 
  private:
   AppCacheURLLoaderFactory(ChromeAppCacheService* appcache_service,
                            URLLoaderFactoryGetter* factory_getter);
 
   // Used to query AppCacheStorage to see if a request can be served out of the
   /// AppCache.
   scoped_refptr<ChromeAppCacheService> appcache_service_;
 
   // Used to retrieve the network service factory to pass unhandled requests to
   // the network service.
   scoped_refptr<URLLoaderFactoryGetter> factory_getter_;
 
   mojo::StrongBindingSet<mojom::URLLoaderFactory> loader_factory_bindings_;
 
   DISALLOW_COPY_AND_ASSIGN(AppCacheURLLoaderFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_APPCACHE_APPCACHE_URL_LOADER_FACTORY_H_