Add network quality change events to net log

chrome/browser/io_thread.cc

 // Copyright (c) 2012 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 "chrome/browser/io_thread.h"
 
 #include <utility>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 547 matching lines @@
   variations::GetVariationParams(kNetworkQualityEstimatorFieldTrialName,
                                  &network_quality_estimator_params);
 
   std::unique_ptr<net::ExternalEstimateProvider> external_estimate_provider;
 #if defined(OS_ANDROID)
   external_estimate_provider.reset(
       new chrome::android::ExternalEstimateProviderAndroid());
 #endif  // defined(OS_ANDROID)
   // Pass ownership.
   globals_->network_quality_estimator.reset(new net::NetworkQualityEstimator(
-      std::move(external_estimate_provider), network_quality_estimator_params));
+      std::move(external_estimate_provider), network_quality_estimator_params,
+      net_log_));
 
   UpdateDnsClientEnabled();
 #if defined(OS_CHROMEOS)
   // Creates a CertVerifyProc that doesn't allow any profile-provided certs.
   globals_->cert_verifier = base::MakeUnique<net::CachingCertVerifier>(
       base::MakeUnique<net::MultiThreadedCertVerifier>(
           new chromeos::CertVerifyProcChromeOS()));
 #else
   globals_->cert_verifier = net::CertVerifier::CreateDefault();
 #endif
@@ skipping 520 matching lines @@
 
   // TODO(rtenneti): We should probably use HttpServerPropertiesManager for the
   // system URLRequestContext too. There's no reason this should be tied to a
   // profile.
   return context;
 }
 
 metrics::UpdateUsagePrefCallbackType IOThread::GetMetricsDataUseForwarder() {
   return base::Bind(&UpdateMetricsUsagePrefsOnUIThread);
 }