chromium/components/sync_sessions/sessions_global_id_mapper.cc

// Copyright 2018 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_sessions/sessions_global_id_mapper.h"

#include <map>
#include <utility>

namespace sync_sessions {
namespace {

// Clean up navigation tracking when we have over this many global_ids.
const size_t kNavigationTrackingCleanupThreshold = …;

// When we clean up navigation tracking, delete this many global_ids.
const int kNavigationTrackingCleanupAmount = …;

}  // namespace

SessionsGlobalIdMapper::SessionsGlobalIdMapper() = default;

SessionsGlobalIdMapper::~SessionsGlobalIdMapper() = default;

void SessionsGlobalIdMapper::AddGlobalIdChangeObserver(
    syncer::GlobalIdChange callback) { … }

int64_t SessionsGlobalIdMapper::GetLatestGlobalId(int64_t global_id) { … }

void SessionsGlobalIdMapper::TrackNavigationId(const base::Time& timestamp,
                                               int unique_id) { … }

void SessionsGlobalIdMapper::CleanupNavigationTracking() { … }

}  // namespace sync_sessions