Create Ukm ReportingService implementation.

components/ukm/metrics_reporting_scheduler.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 "components/ukm/metrics_reporting_scheduler.h"
-
-#include "base/metrics/histogram_macros.h"
-
-namespace ukm {
-
-MetricsReportingScheduler::MetricsReportingScheduler(
-    const base::Closure& upload_callback,
-    const base::Callback<base::TimeDelta(void)>& upload_interval_callback)
-    : metrics::MetricsReportingScheduler(upload_callback,
-                                         upload_interval_callback) {}
-
-MetricsReportingScheduler::~MetricsReportingScheduler() = default;
-
-void MetricsReportingScheduler::LogMetricsInitSequence(InitSequence sequence) {
-  UMA_HISTOGRAM_ENUMERATION("UKM.InitSequence", sequence,
-                            INIT_SEQUENCE_ENUM_SIZE);
-}
-
-void MetricsReportingScheduler::LogActualUploadInterval(
-    base::TimeDelta interval) {
-  UMA_HISTOGRAM_CUSTOM_COUNTS("UKM.ActualLogUploadInterval",
-                              interval.InMinutes(), 1,
-                              base::TimeDelta::FromHours(12).InMinutes(), 50);
-}
-
-}  // namespace ukm