Componentize ComponentUpdaterConfigurator

ios/chrome/browser/component_updater/ios_component_updater_configurator.cc

+// Copyright 2015 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 "ios/chrome/browser/component_updater/ios_component_updater_configurator.h"
+
+#include <string>
+
+#include "base/threading/sequenced_worker_pool.h"
+#include "base/version.h"
+#include "components/component_updater/configurator_impl.h"
+#include "components/update_client/component_patcher_operation.h"
+#include "ios/chrome/browser/application_context.h"
+#include "ios/chrome/common/channel_info.h"
+#include "ios/web/public/web_thread.h"
+
+namespace component_updater {
+
+namespace {
+
+class IOSConfigurator : public update_client::Configurator {
+ public:
+  IOSConfigurator(const base::CommandLine* cmdline,
+                  net::URLRequestContextGetter* url_request_getter);
+
+  // update_client::Configurator overrides.
+  int InitialDelay() const override;
+  int NextCheckDelay() const override;
+  int StepDelay() const override;
+  int OnDemandDelay() const override;
+  int UpdateDelay() const override;
+  std::vector<GURL> UpdateUrl() const override;
+  std::vector<GURL> PingUrl() const override;
+  base::Version GetBrowserVersion() const override;
+  std::string GetChannel() const override;
+  std::string GetLang() const override;
+  std::string GetOSLongName() const override;
+  std::string ExtraRequestParams() const override;
+  net::URLRequestContextGetter* RequestContext() const override;
+  scoped_refptr<update_client::OutOfProcessPatcher> CreateOutOfProcessPatcher()
+      const override;
+  bool DeltasEnabled() const override;
+  bool UseBackgroundDownloader() const override;
+  scoped_refptr<base::SequencedTaskRunner> GetSequencedTaskRunner()
+      const override;
+  scoped_refptr<base::SingleThreadTaskRunner> GetSingleThreadTaskRunner()
+      const override;
+
+ private:
+  friend class base::RefCountedThreadSafe<IOSConfigurator>;
+
+  ConfiguratorImpl configurator_impl_;
+
+  ~IOSConfigurator() override {}
+};
+
+IOSConfigurator::IOSConfigurator(
+    const base::CommandLine* cmdline,
+    net::URLRequestContextGetter* url_request_getter)
+    : configurator_impl_(cmdline, url_request_getter) {}
+
+int IOSConfigurator::InitialDelay() const {
+  return configurator_impl_.InitialDelay();
+}
+
+int IOSConfigurator::NextCheckDelay() const {
+  return configurator_impl_.NextCheckDelay();
+}
+
+int IOSConfigurator::StepDelay() const {
+  return configurator_impl_.StepDelay();
+}
+
+int IOSConfigurator::OnDemandDelay() const {
+  return configurator_impl_.OnDemandDelay();
+}
+
+int IOSConfigurator::UpdateDelay() const {
+  return configurator_impl_.UpdateDelay();
+}
+
+std::vector<GURL> IOSConfigurator::UpdateUrl() const {
+  return configurator_impl_.UpdateUrl();
+}
+
+std::vector<GURL> IOSConfigurator::PingUrl() const {
+  return configurator_impl_.PingUrl();
+}
+
+base::Version IOSConfigurator::GetBrowserVersion() const {
+  return configurator_impl_.GetBrowserVersion();
+}
+
+std::string IOSConfigurator::GetChannel() const {
+  return GetChannelString();
+}
+
+std::string IOSConfigurator::GetLang() const {
+  return GetApplicationContext()->GetApplicationLocale();
+}
+
+std::string IOSConfigurator::GetOSLongName() const {
+  return configurator_impl_.GetOSLongName();
+}
+
+std::string IOSConfigurator::ExtraRequestParams() const {
+  return configurator_impl_.ExtraRequestParams();
+}
+
+net::URLRequestContextGetter* IOSConfigurator::RequestContext() const {
+  return configurator_impl_.RequestContext();
+}
+
+scoped_refptr<update_client::OutOfProcessPatcher>
+IOSConfigurator::CreateOutOfProcessPatcher() const {
+  return nullptr;
+}
+
+bool IOSConfigurator::DeltasEnabled() const {
+  return configurator_impl_.DeltasEnabled();
+}
+
+bool IOSConfigurator::UseBackgroundDownloader() const {
+  return configurator_impl_.UseBackgroundDownloader();
+}
+
+scoped_refptr<base::SequencedTaskRunner>
+IOSConfigurator::GetSequencedTaskRunner() const {
+  return web::WebThread::GetBlockingPool()
+      ->GetSequencedTaskRunnerWithShutdownBehavior(
+          web::WebThread::GetBlockingPool()->GetSequenceToken(),
+          base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
+}
+
+scoped_refptr<base::SingleThreadTaskRunner>
+IOSConfigurator::GetSingleThreadTaskRunner() const {
+  return web::WebThread::GetTaskRunnerForThread(web::WebThread::FILE);
+}
+
+}  // namespace
+
+scoped_refptr<update_client::Configurator> MakeIOSComponentUpdaterConfigurator(
+    const base::CommandLine* cmdline,
+    net::URLRequestContextGetter* context_getter) {
+  return new IOSConfigurator(cmdline, context_getter);
+}
+
+}  // namespace component_updater