[GRC] Coordination Unit Graph Observer

services/resource_coordinator/coordination_unit/coordination_unit_graph_observer.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_graph_observer.h"
 
 #include "services/resource_coordinator/public/cpp/coordination_unit_types.h"
 
 namespace resource_coordinator {
 
-// Setting filter_ to CoordinationUnitType::kInvalidType bypasses the
-// filtering used to determine whether or not
-// CoordinationUnitGraphObserver::CoordinationUnitCreated should be invoked
-// when a new CoordinationUnitImpl is created in the CoordinationUnitManager.
-CoordinationUnitGraphObserver::CoordinationUnitGraphObserver()
-    : filter_(CoordinationUnitType::kInvalidType) {}
-
-CoordinationUnitGraphObserver::CoordinationUnitGraphObserver(
-    CoordinationUnitType filter)
-    : filter_(filter) {}
+CoordinationUnitGraphObserver::CoordinationUnitGraphObserver() = default;
 
 CoordinationUnitGraphObserver::~CoordinationUnitGraphObserver() = default;
 
-bool CoordinationUnitGraphObserver::ShouldObserve(
-    CoordinationUnitImpl* coordination_unit) {
-  // CoordinationUnitType::kInvalidType overrides filtering.
-  return filter_ == CoordinationUnitType::kInvalidType ||
-         filter_ == coordination_unit->id().type;
-}
-
 }  // namespace resource_coordinator