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 "base/memory/ref_counted.h"
@@ skipping 23 matching lines @@
   // |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,
+      const net::MutableNetworkTrafficAnnotationTag& traffic_annotation,
       scoped_refptr<base::SingleThreadTaskRunner> task_runner =
           base::ThreadTaskRunnerHandle::Get());
 
   ~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,
              scoped_refptr<base::SingleThreadTaskRunner> task_runner);
 
   // mojom::URLLoaderClient implementation:
   void OnReceiveResponse(const ResourceResponseHead& response_head,
@@ skipping 79 matching lines @@
     PriorityInfo(net::RequestPriority in_priority,
                  int32_t in_intra_priority_value);
     ~PriorityInfo();
 
     net::RequestPriority priority;
     int32_t intra_priority_value;
   };
   // Set if request is deferred and SetPriority() is called.
   std::unique_ptr<PriorityInfo> priority_info_;
 
+  const net::MutableNetworkTrafficAnnotationTag traffic_annotation_;
+
   DISALLOW_COPY_AND_ASSIGN(ThrottlingURLLoader);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_THROTTLING_URL_LOADER_H_