[Sync] Move //sync to //components/sync.

sync/tools/null_invalidation_state_tracker.cc

-// Copyright (c) 2012 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 "sync/tools/null_invalidation_state_tracker.h"
-
-#include "base/base64.h"
-#include "base/bind.h"
-#include "base/callback.h"
-#include "base/location.h"
-#include "base/logging.h"
-#include "base/task_runner.h"
-#include "components/invalidation/public/invalidation_util.h"
-
-namespace syncer {
-
-NullInvalidationStateTracker::NullInvalidationStateTracker() {}
-NullInvalidationStateTracker::~NullInvalidationStateTracker() {}
-
-void NullInvalidationStateTracker::ClearAndSetNewClientId(
-    const std::string& data) {
-  LOG(INFO) << "Setting invalidator client ID to: " << data;
-}
-
-std::string NullInvalidationStateTracker::GetInvalidatorClientId() const {
-  // The caller of this function is probably looking for an ID it can use to
-  // identify this client as the originator of some notifiable change.  It does
-  // this so the invalidation server can prevent it from being notified of its
-  // own changes.  This invalidation state tracker doesn't remember its ID, so
-  // it can't support this feature.
-  NOTREACHED() << "This state tracker does not support reflection-blocking";
-  return std::string();
-}
-
-std::string NullInvalidationStateTracker::GetBootstrapData() const {
-  return std::string();
-}
-
-void NullInvalidationStateTracker::SetBootstrapData(const std::string& data) {
-  std::string base64_data;
-  base::Base64Encode(data, &base64_data);
-  LOG(INFO) << "Setting bootstrap data to: " << base64_data;
-}
-
-void NullInvalidationStateTracker::Clear() {
-  // We have no members to clear.
-}
-
-void NullInvalidationStateTracker::SetSavedInvalidations(
-    const UnackedInvalidationsMap& states) {
-  // Do nothing.
-}
-
-UnackedInvalidationsMap
-NullInvalidationStateTracker::GetSavedInvalidations() const {
-  return UnackedInvalidationsMap();
-}
-
-}  // namespace syncer