Add a way to send the resource percentage signal to the RC.

components/offline_pages/core/background/request_coordinator.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/offline_pages/core/background/request_coordinator.h"
 
 #include <limits>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 1059 matching lines @@
 }
 
 const Scheduler::TriggerConditions RequestCoordinator::GetTriggerConditions(
     const bool user_requested) {
   return Scheduler::TriggerConditions(
       policy_->PowerRequired(user_requested),
       policy_->BatteryPercentageRequired(user_requested),
       policy_->UnmeteredNetworkRequired(user_requested));
 }
 
+void RequestCoordinator::ObserveResourceTracking(const ResourceDataType type,
+                                                 int64_t started_count,
+                                                 int64_t completed_count) {
+  if (state_ != RequestCoordinatorState::OFFLINING)
+    return;
+  offliner_->ObserveResourceTracking(type, started_count, completed_count);
+}
+
 void RequestCoordinator::AddObserver(Observer* observer) {
   DCHECK(observer);
   observers_.AddObserver(observer);
 }
 
 void RequestCoordinator::RemoveObserver(Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
 void RequestCoordinator::NotifyAdded(const SavePageRequest& request) {
@@ skipping 29 matching lines @@
   event_logger_.RecordOfflinerResult(request.client_id().name_space, status,
                                      request.request_id());
   RecordOfflinerResultUMA(request.client_id(), request.creation_time(), status);
 }
 
 void RequestCoordinator::Shutdown() {
   network_quality_estimator_ = nullptr;
 }
 
 }  // namespace offline_pages