Create a DataUseRecorder instance for each page load in Chrome.

components/data_use_measurement/core/data_use_network_delegate.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_network_delegate.h"
 
 #include <memory>
 #include <utility>
 
 #include "components/data_use_measurement/core/data_use_ascriber.h"
@@ skipping 19 matching lines @@
     net::URLRequest* request,
     const net::CompletionCallback& callback,
     GURL* new_url) {
   ascriber_->OnBeforeUrlRequest(request);
   data_use_measurement_.OnBeforeURLRequest(request);
 }
 
 void DataUseNetworkDelegate::OnBeforeRedirectInternal(
     net::URLRequest* request,
     const GURL& new_location) {
-  ascriber_->OnBeforeRedirect(request, new_location);
   data_use_measurement_.OnBeforeRedirect(*request, new_location);
 }
 
 void DataUseNetworkDelegate::OnNetworkBytesReceivedInternal(
     net::URLRequest* request,
     int64_t bytes_received) {
   ascriber_->OnNetworkBytesReceived(request, bytes_received);
   data_use_measurement_.OnNetworkBytesReceived(*request, bytes_received);
 }
 
 void DataUseNetworkDelegate::OnNetworkBytesSentInternal(
     net::URLRequest* request,
     int64_t bytes_sent) {
   ascriber_->OnNetworkBytesSent(request, bytes_sent);
   data_use_measurement_.OnNetworkBytesSent(*request, bytes_sent);
 }
 
+void DataUseNetworkDelegate::OnCompletedInternal(net::URLRequest* request,
+                                                 bool started) {
+  data_use_measurement_.OnCompleted(*request, started);
+}
+
 void DataUseNetworkDelegate::OnURLRequestDestroyedInternal(
     net::URLRequest* request) {
   ascriber_->OnUrlRequestDestroyed(request);
 }
 
-void DataUseNetworkDelegate::OnCompletedInternal(net::URLRequest* request,
-                                                 bool started) {
-  data_use_measurement_.OnCompleted(*request, started);
-}
-
 }  // namespace data_use_measurement