Record the data use by content type

components/data_use_measurement/core/data_use_network_delegate.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 COMPONENTS_DATA_USE_MEASUREMENT_CORE_DATA_USE_NETWORK_DELEGATE_H_
 #define COMPONENTS_DATA_USE_MEASUREMENT_CORE_DATA_USE_NETWORK_DELEGATE_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 27 matching lines @@
   ~DataUseNetworkDelegate() override;
 
   // LayeredNetworkDelegate:
   void OnBeforeURLRequestInternal(net::URLRequest* request,
                                   const net::CompletionCallback& callback,
                                   GURL* new_url) override;
 
   void OnBeforeRedirectInternal(net::URLRequest* request,
                                 const GURL& new_location) override;
 
+  void OnHeadersReceivedInternal(
+      net::URLRequest* request,
+      const net::CompletionCallback& callback,
+      const net::HttpResponseHeaders* original_response_headers,
+      scoped_refptr<net::HttpResponseHeaders>* override_response_headers,
+      GURL* allowed_unsafe_redirect_url) override;
+
   void OnNetworkBytesReceivedInternal(net::URLRequest* request,
                                       int64_t bytes_received) override;
 
   void OnNetworkBytesSentInternal(net::URLRequest* request,
                                   int64_t bytes_sent) override;
 
   void OnCompletedInternal(net::URLRequest* request, bool started) override;
 
   void OnURLRequestDestroyedInternal(net::URLRequest* request) override;
 
  private:
   DataUseAscriber* ascriber_;
 
   // Component to report data use UMA.
   data_use_measurement::DataUseMeasurement data_use_measurement_;
 };
 
 }  // namespace data_use_measurement
 
 #endif  // COMPONENTS_DATA_USE_MEASUREMENT_CORE_DATA_USE_NETWORK_DELEGATE_H_