chromium/components/sync/engine/commit.cc

// Copyright 2012 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/engine/commit.h"

#include <utility>

#include "base/logging.h"
#include "base/metrics/histogram_macros.h"
#include "base/notreached.h"
#include "base/rand_util.h"
#include "base/trace_event/trace_event.h"
#include "components/sync/engine/active_devices_invalidation_info.h"
#include "components/sync/engine/commit_processor.h"
#include "components/sync/engine/commit_util.h"
#include "components/sync/engine/cycle/sync_cycle.h"
#include "components/sync/engine/events/commit_request_event.h"
#include "components/sync/engine/events/commit_response_event.h"
#include "components/sync/engine/syncer.h"
#include "components/sync/engine/syncer_proto_util.h"
#include "net/http/http_status_code.h"

namespace syncer {

namespace {

// The number of random ASCII bytes we'll add to CommitMessage. We choose 256
// because it is not too large (to hurt performance and compression ratio), but
// it is not too small to easily be canceled out using statistical analysis.
const size_t kPaddingSize = …;

std::string RandASCIIString(size_t length) { … }

SyncCommitError GetSyncCommitError(SyncerError syncer_error) { … }

}  // namespace

Commit::Commit(ContributionMap contributions,
               const sync_pb::ClientToServerMessage& message,
               ExtensionsActivity::Records extensions_activity_buffer)
    : … { … }

Commit::~Commit() = default;

// static
std::unique_ptr<Commit> Commit::Init(
    DataTypeSet enabled_types,
    size_t max_entries,
    const std::string& account_name,
    const std::string& cache_guid,
    bool cookie_jar_mismatch,
    const ActiveDevicesInvalidationInfo& active_devices_invalidation_info,
    CommitProcessor* commit_processor,
    ExtensionsActivity* extensions_activity) { … }

SyncerError Commit::PostAndProcessResponse(
    NudgeTracker* nudge_tracker,
    SyncCycle* cycle,
    StatusController* status,
    ExtensionsActivity* extensions_activity) { … }

DataTypeSet Commit::GetContributingDataTypes() const { … }

void Commit::ReportFullCommitFailure(SyncerError syncer_error) { … }

}  // namespace syncer