Network traffic annotation added to URLLoaderImpl.

content/common/throttling_url_loader.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_COMMON_THROTTLING_URL_LOADER_H_
 #define CONTENT_COMMON_THROTTLING_URL_LOADER_H_
 
 #include <memory>
 
 #include "content/common/content_export.h"
@@ skipping 16 matching lines @@
  public:
   // |factory| and |client| must stay alive during the lifetime of the returned
   // object.
   static std::unique_ptr<ThrottlingURLLoader> CreateLoaderAndStart(
       mojom::URLLoaderFactory* factory,
       std::vector<std::unique_ptr<URLLoaderThrottle>> throttles,
       int32_t routing_id,
       int32_t request_id,
       uint32_t options,
       std::unique_ptr<ResourceRequest> url_request,
-      mojom::URLLoaderClient* client);
+      mojom::URLLoaderClient* client,
+      const net::MutableNetworkTrafficAnnotationTag& traffic_annotation);
 
   ~ThrottlingURLLoader() override;
 
   void FollowRedirect();
   void SetPriority(net::RequestPriority priority, int32_t intra_priority_value);
 
  private:
-  ThrottlingURLLoader(std::vector<std::unique_ptr<URLLoaderThrottle>> throttles,
-                      mojom::URLLoaderClient* client);
+  ThrottlingURLLoader(
+      std::vector<std::unique_ptr<URLLoaderThrottle>> throttles,
+      mojom::URLLoaderClient* client,
+      const net::MutableNetworkTrafficAnnotationTag& traffic_annotation);
 
   void Start(mojom::URLLoaderFactory* factory,
              int32_t routing_id,
              int32_t request_id,
              uint32_t options,
              std::unique_ptr<ResourceRequest> url_request);
 
   // mojom::URLLoaderClient implementation:
   void OnReceiveResponse(const ResourceResponseHead& response_head,
                          const base::Optional<net::SSLInfo>& ssl_info,
@@ skipping 45 matching lines @@
   mojom::DownloadedTempFilePtr downloaded_file_;
 
   // Set if redirect is deferred.
   net::RedirectInfo redirect_info_;
 
   // Set if request is deferred and SetPriority() is called.
   bool set_priority_cached_ = false;
   net::RequestPriority priority_ = net::MINIMUM_PRIORITY;
   int32_t intra_priority_value_ = 0;
 
+  const net::MutableNetworkTrafficAnnotationTag traffic_annotation_;
+
   DISALLOW_COPY_AND_ASSIGN(ThrottlingURLLoader);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_THROTTLING_URL_LOADER_H_