Instrumentation to debug actions memory leak.

components/metrics_services_manager/metrics_services_manager.cc

 // Copyright 2014 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/metrics_services_manager/metrics_services_manager.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/logging.h"
+#include "base/metrics/histogram_macros.h"
 #include "components/metrics/metrics_service.h"
 #include "components/metrics/metrics_service_client.h"
 #include "components/metrics/metrics_state_manager.h"
 #include "components/metrics/metrics_switches.h"
 #include "components/metrics_services_manager/metrics_services_manager_client.h"
 #include "components/rappor/rappor_service_impl.h"
 #include "components/ukm/ukm_service.h"
 #include "components/variations/service/variations_service.h"
 
 namespace metrics_services_manager {
@@ skipping 55 matching lines @@
     metrics_service_client_->SetUpdateRunningServicesCallback(
         base::Bind(&MetricsServicesManager::UpdateRunningServices,
                    base::Unretained(this)));
   }
   return metrics_service_client_.get();
 }
 
 void MetricsServicesManager::UpdatePermissions(bool current_may_record,
                                                bool current_may_upload) {
   DCHECK(thread_checker_.CalledOnValidThread());
+  UMA_HISTOGRAM_BOOLEAN("UMA.Dbg.UpdatePermissions.may_record", current_may_record);
+  UMA_HISTOGRAM_BOOLEAN("UMA.Dbg.UpdatePermissions.may_upload", current_may_upload);
   // If the user has opted out of metrics, delete local UKM state.
   if (may_record_ && !current_may_record) {
     ukm::UkmService* ukm = GetUkmService();
     if (ukm) {
       ukm->Purge();
       ukm->ResetClientId();
     }
   }
 
   // Stash the current permissions so that we can update the RapporServiceImpl
@@ skipping 54 matching lines @@
   }
 }
 
 void MetricsServicesManager::UpdateUploadPermissions(bool may_upload) {
   UpdatePermissions((client_->IsMetricsReportingForceEnabled() ||
                      client_->IsMetricsReportingEnabled()),
                     client_->IsMetricsReportingForceEnabled() || may_upload);
 }
 
 }  // namespace metrics_services_manager