Add Network Quality Estimator (NQE) pref manager

net/nqe/network_quality_estimator.cc

 // Copyright 2015 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 "net/nqe/network_quality_estimator.h"
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 #include <utility>
@@ skipping 1345 matching lines @@
         estimated_transport_rtt_is_higher_than_threshold ||
         estimated_throughput_is_lower_than_threshold) {
       return type;
     }
   }
   // Return the fastest connection type.
   return static_cast<EffectiveConnectionType>(EFFECTIVE_CONNECTION_TYPE_LAST -
                                               1);
 }
 
-nqe::internal::NetworkQualityStore*
-NetworkQualityEstimator::NetworkQualityStoreForTesting() const {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  return network_quality_store_.get();
-}
-
 void NetworkQualityEstimator::AddEffectiveConnectionTypeObserver(
     EffectiveConnectionTypeObserver* observer) {
   DCHECK(thread_checker_.CalledOnValidThread());
   effective_connection_type_observer_list_.AddObserver(observer);
 }
 
 void NetworkQualityEstimator::RemoveEffectiveConnectionTypeObserver(
     EffectiveConnectionTypeObserver* observer) {
   DCHECK(thread_checker_.CalledOnValidThread());
   effective_connection_type_observer_list_.RemoveObserver(observer);
@@ skipping 328 matching lines @@
   // Add the estimates of the current network to the cache store.
   if (effective_connection_type_ != EFFECTIVE_CONNECTION_TYPE_UNKNOWN) {
     network_quality_store_->Add(
         current_network_id_,
         nqe::internal::CachedNetworkQuality(
             tick_clock_->NowTicks(), estimated_quality_at_last_main_frame_,
             effective_connection_type_));
   }
 }
 
+void NetworkQualityEstimator::AddNetworkQualitiesCacheObserver(
+    nqe::internal::NetworkQualityStore::NetworkQualitiesCacheObserver*
+        observer) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  network_quality_store_->AddNetworkQualitiesCacheObserver(observer);
+}
+
+void NetworkQualityEstimator::RemoveNetworkQualitiesCacheObserver(
+    nqe::internal::NetworkQualityStore::NetworkQualitiesCacheObserver*
+        observer) {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  network_quality_store_->RemoveNetworkQualitiesCacheObserver(observer);
+}
+
 }  // namespace net