|  | // 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/update_client/task_send_uninstall_ping.h" | 
|  |  | 
|  | #include "base/bind.h" | 
|  | #include "base/bind_helpers.h" | 
|  | #include "base/location.h" | 
|  | #include "base/single_thread_task_runner.h" | 
|  | #include "base/threading/thread_task_runner_handle.h" | 
|  | #include "base/version.h" | 
|  | #include "components/update_client/update_client.h" | 
|  | #include "components/update_client/update_engine.h" | 
|  |  | 
|  | namespace update_client { | 
|  |  | 
|  | TaskSendUninstallPing::TaskSendUninstallPing(UpdateEngine* update_engine, | 
|  | const std::string& id, | 
|  | const base::Version& version, | 
|  | int reason, | 
|  | const Callback& callback) | 
|  | : update_engine_(update_engine), | 
|  | id_(id), | 
|  | version_(version), | 
|  | reason_(reason), | 
|  | callback_(callback) {} | 
|  |  | 
|  | TaskSendUninstallPing::~TaskSendUninstallPing() { | 
|  | DCHECK(thread_checker_.CalledOnValidThread()); | 
|  | } | 
|  |  | 
|  | void TaskSendUninstallPing::Run() { | 
|  | DCHECK(thread_checker_.CalledOnValidThread()); | 
|  |  | 
|  | if (id_.empty()) { | 
|  | TaskComplete(Error::INVALID_ARGUMENT); | 
|  | return; | 
|  | } | 
|  |  | 
|  | update_engine_->SendUninstallPing( | 
|  | id_, version_, reason_, | 
|  | base::Bind(&TaskSendUninstallPing::TaskComplete, base::Unretained(this))); | 
|  | } | 
|  |  | 
|  | void TaskSendUninstallPing::Cancel() { | 
|  | DCHECK(thread_checker_.CalledOnValidThread()); | 
|  |  | 
|  | TaskComplete(Error::UPDATE_CANCELED); | 
|  | } | 
|  |  | 
|  | std::vector<std::string> TaskSendUninstallPing::GetIds() const { | 
|  | return std::vector<std::string>{id_}; | 
|  | } | 
|  |  | 
|  | void TaskSendUninstallPing::TaskComplete(Error error) { | 
|  | DCHECK(thread_checker_.CalledOnValidThread()); | 
|  |  | 
|  | base::ThreadTaskRunnerHandle::Get()->PostTask( | 
|  | FROM_HERE, base::Bind(callback_, this, error)); | 
|  | } | 
|  |  | 
|  | }  // namespace update_client |