Create NetworkQuietDetector.

services/resource_coordinator/coordination_unit/coordination_unit_impl.cc

 // Copyright 2017 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 "services/resource_coordinator/coordination_unit/coordination_unit_impl.h"
 
 #include <memory>
 #include <unordered_map>
 #include <utility>
 
@@ skipping 93 matching lines @@
       break;
     case mojom::EventType::kOnWebContentsHidden:
       state_flags_[kTabVisible] = false;
       break;
     case mojom::EventType::kOnProcessAudioStarted:
       state_flags_[kAudioPlaying] = true;
       break;
     case mojom::EventType::kOnProcessAudioStopped:
       state_flags_[kAudioPlaying] = false;
       break;
+    case mojom::EventType::kOnLocalFrameNetworkIdle:
+      state_flags_[kNetworkIdle] = true;
+      break;
     case mojom::EventType::kTestEvent:
       state_flags_[kTestState] = true;
       break;
     default:
       return;
   }
 
   RecalcCoordinationPolicy();
 }
 
@@ skipping 131 matching lines @@
   // value from storage
   if (value.IsType(base::Value::Type::NONE)) {
     ClearProperty(property);
     return;
   }
 
   property_store_[property] = value;
 }
 
 }  // namespace resource_coordinator