Download Service : Added leveldb proto layer

components/download/internal/noop_store.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/download/internal/noop_store.h"
-
-#include "base/bind.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "components/download/internal/entry.h"
-
-namespace download {
-
-NoopStore::NoopStore() : initialized_(false), weak_ptr_factory_(this) {}
-
-NoopStore::~NoopStore() = default;
-
-bool NoopStore::IsInitialized() {
-  return initialized_;
-}
-
-void NoopStore::Initialize(InitCallback callback) {
-  DCHECK(!IsInitialized());
-
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE,
-      base::BindOnce(&NoopStore::OnInitFinished, weak_ptr_factory_.GetWeakPtr(),
-                     std::move(callback)));
-}
-
-void NoopStore::Destroy(StoreCallback callback) {
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE, base::BindOnce(std::move(callback), true /** success */));
-}
-
-void NoopStore::Update(const Entry& entry, StoreCallback callback) {
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE, base::BindOnce(std::move(callback), true /** success */));
-}
-
-void NoopStore::Remove(const std::string& guid, StoreCallback callback) {
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE, base::BindOnce(std::move(callback), true /** success */));
-}
-
-void NoopStore::OnInitFinished(InitCallback callback) {
-  initialized_ = true;
-
-  std::unique_ptr<std::vector<Entry>> entries =
-      base::MakeUnique<std::vector<Entry>>();
-  std::move(callback).Run(true /** success */, std::move(entries));
-}
-
-}  // namespace download