chromium/components/sync/base/data_type_histogram.cc

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/sync/base/data_type_histogram.h"

#include <string>

#include "base/metrics/histogram_functions.h"
#include "components/sync/base/data_type.h"

namespace syncer {

namespace {

const char kLegacyModelTypeMemoryHistogramPrefix[] = …;
const char kLegacyModelTypeCountHistogramPrefix[] = …;

const char kDataTypeMemoryHistogramPrefix[] = …;
const char kDataTypeCountHistogramPrefix[] = …;
const char kDataTypeUpdateDropHistogramPrefix[] = …;
const char kDataTypeNumUnsyncedEntitiesOnModelReady[] = …;

const char kEntitySizeWithMetadataHistogramPrefix[] = …;
const char kEntitySizeSpecificsOnlyHistogramPrefix[] = …;
const char kEntitySizeTombstoneHistogramPrefix[] = …;

std::string GetHistogramSuffixForUpdateDropReason(UpdateDropReason reason) { … }

}  // namespace

void SyncRecordDataTypeUpdateDropReason(UpdateDropReason reason,
                                        DataType type) { … }

void SyncRecordDataTypeMemoryHistogram(DataType data_type, size_t bytes) { … }

void SyncRecordDataTypeCountHistogram(DataType data_type, size_t count) { … }

void SyncRecordDataTypeEntitySizeHistogram(DataType data_type,
                                           bool is_tombstone,
                                           size_t specifics_bytes,
                                           size_t total_bytes) { … }

void SyncRecordDataTypeNumUnsyncedEntitiesOnModelReady(
    DataType data_type,
    size_t num_unsynced_entities) { … }

void SyncRecordModelClearedOnceHistogram(DataType data_type) { … }

void RecordSyncToSigninMigrationReadingListStep(ReadingListMigrationStep step) { … }

}  // namespace syncer