Move failed URLRequest checking to OnUrlRequestCompleted

components/data_use_measurement/core/data_use_ascriber.cc

 // 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.
 
 #include "components/data_use_measurement/core/data_use_ascriber.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "components/data_use_measurement/core/data_use_network_delegate.h"
@@ skipping 24 matching lines @@
     recorder->OnNetworkBytesSent(request, bytes_sent);
 }
 
 void DataUseAscriber::OnNetworkBytesReceived(net::URLRequest* request,
                                              int64_t bytes_received) {
   DataUseRecorder* recorder = GetDataUseRecorder(*request);
   if (recorder)
     recorder->OnNetworkBytesReceived(request, bytes_received);
 }
 
-void DataUseAscriber::OnUrlRequestCompleted(net::URLRequest* request,
+void DataUseAscriber::OnUrlRequestCompleted(const net::URLRequest& request,
                                             bool started) {}
 
 void DataUseAscriber::OnUrlRequestDestroyed(net::URLRequest* request) {
   DataUseRecorder* recorder = GetOrCreateDataUseRecorder(request);
   if (recorder)
     recorder->OnUrlRequestDestroyed(request);
 }
 
 }  // namespace data_use_measurement