Network traffic annotation added to URLLoaderImpl.

content/browser/loader/url_loader_factory_impl.h

 // Copyright 2016 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_LOADER_URL_LOADER_FACTORY_IMPL_H_
 #define CONTENT_BROWSER_LOADER_URL_LOADER_FACTORY_IMPL_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/single_thread_task_runner.h"
 #include "content/common/content_export.h"
 #include "content/common/url_loader_factory.mojom.h"
+#include "net/traffic_annotation/network_traffic_annotation.h"
 
 namespace content {
 
 class ResourceRequesterInfo;
 
 // This class is an implementation of mojom::URLLoaderFactory that creates
 // a mojom::URLLoader. This class is instantiated only for Service Worker
 // navigation preload or test caseses.
 class URLLoaderFactoryImpl final : public mojom::URLLoaderFactory {
  public:
   ~URLLoaderFactoryImpl() override;
 
   void CreateLoaderAndStart(mojom::URLLoaderAssociatedRequest request,
                             int32_t routing_id,
                             int32_t request_id,
                             uint32_t options,
                             const ResourceRequest& url_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;
 
-  static void CreateLoaderAndStart(ResourceRequesterInfo* requester_info,
-                                   mojom::URLLoaderAssociatedRequest request,
-                                   int32_t routing_id,
-                                   int32_t request_id,
-                                   const ResourceRequest& url_request,
-                                   mojom::URLLoaderClientPtr client);
+  static void CreateLoaderAndStart(
+      ResourceRequesterInfo* requester_info,
+      mojom::URLLoaderAssociatedRequest request,
+      int32_t routing_id,
+      int32_t request_id,
+      const ResourceRequest& url_request,
+      mojom::URLLoaderClientPtr client,
+      const net::NetworkTrafficAnnotationTag& traffic_annotation);
+
   static void SyncLoad(ResourceRequesterInfo* requester_info,
                        int32_t routing_id,
                        int32_t request_id,
                        const ResourceRequest& request,
                        SyncLoadCallback callback);
 
   // Creates a URLLoaderFactoryImpl instance. The instance is held by the
   // StrongBinding in it, so this function doesn't return the instance.
   CONTENT_EXPORT static void Create(
       scoped_refptr<ResourceRequesterInfo> requester_info,
       mojom::URLLoaderFactoryRequest request,
       const scoped_refptr<base::SingleThreadTaskRunner>& io_thread_runner);
 
  private:
   explicit URLLoaderFactoryImpl(
       scoped_refptr<ResourceRequesterInfo> requester_info,
       const scoped_refptr<base::SingleThreadTaskRunner>& io_thread_runner);
 
   scoped_refptr<ResourceRequesterInfo> requester_info_;
 
   // Task runner for the IO thead.
   scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(URLLoaderFactoryImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_URL_LOADER_FACTORY_IMPL_H_