Move RegisterComponentsForUpdate() into c/b/component_updater/.

Move the function out of chrome_browser_main.cc and into
c/b/component_updater/registration.cc. Then c/b/component_updater/OWNERS
can own it and chrome_browser_main.cc is now 7% smaller.

Change-Id: I3af6e0bba9993314ab0475bbae2d92d745dfded8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2032186
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Sorin Jianu <sorin@chromium.org>
Reviewed-by: Joshua Pawlicki <waffles@chromium.org>
Cr-Commit-Position: refs/heads/master@{#738832}

chrome/browser/BUILD.gn

@@ -336,6 +336,8 @@ jumbo_static_library("browser") {
     "component_updater/recovery_improved_component_installer.cc",
     "component_updater/recovery_improved_component_installer.h",
     "component_updater/recovery_improved_component_installer_win.cc",
+    "component_updater/registration.cc",
+    "component_updater/registration.h",
     "component_updater/safety_tips_component_installer.cc",
     "component_updater/safety_tips_component_installer.h",
     "component_updater/soda_component_installer.cc",

chrome/browser/component_updater/registration.cc

+// Copyright 2020 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 "chrome/browser/component_updater/registration.h"
+
+#include "base/path_service.h"
+#include "build/branding_buildflags.h"
+#include "build/build_config.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/component_updater/crl_set_component_installer.h"
+#include "chrome/browser/component_updater/crowd_deny_component_installer.h"
+#include "chrome/browser/component_updater/file_type_policies_component_installer.h"
+#include "chrome/browser/component_updater/games_component_installer.h"
+#include "chrome/browser/component_updater/mei_preload_component_installer.h"
+#include "chrome/browser/component_updater/optimization_hints_component_installer.h"
+#include "chrome/browser/component_updater/origin_trials_component_installer.h"
+#include "chrome/browser/component_updater/safety_tips_component_installer.h"
+#include "chrome/browser/component_updater/soda_component_installer.h"
+#include "chrome/browser/component_updater/ssl_error_assistant_component_installer.h"
+#include "chrome/browser/component_updater/sth_set_component_remover.h"
+#include "chrome/browser/component_updater/subresource_filter_component_installer.h"
+#include "chrome/browser/component_updater/tls_deprecation_config_component_installer.h"
+#include "chrome/common/buildflags.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/pref_names.h"
+#include "components/component_updater/component_updater_service.h"
+#include "components/component_updater/crl_set_remover.h"
+#include "components/component_updater/installer_policies/on_device_head_suggest_component_installer.h"
+#include "components/nacl/common/buildflags.h"
+#include "device/vr/buildflags/buildflags.h"
+#include "third_party/widevine/cdm/buildflags.h"
+
+#if defined(OS_WIN)
+#include "chrome/browser/component_updater/sw_reporter_installer_win.h"
+#if BUILDFLAG(GOOGLE_CHROME_BRANDING)
+#include "chrome/browser/component_updater/third_party_module_list_component_installer_win.h"
+#endif  // BUILDFLAG(GOOGLE_CHROME_BRANDING)
+#endif  // defined(OS_WIN)
+
+#if defined(OS_WIN)
+#include "chrome/browser/component_updater/recovery_improved_component_installer.h"
+#else
+#include "chrome/browser/component_updater/recovery_component_installer.h"
+#endif  // defined(OS_WIN)
+
+#if !defined(OS_ANDROID)
+#include "chrome/browser/component_updater/intervention_policy_database_component_installer.h"
+#include "chrome/browser/resource_coordinator/tab_manager.h"
+#endif
+
+#if BUILDFLAG(ENABLE_NACL)
+#include "chrome/browser/component_updater/pnacl_component_installer.h"
+#endif  // BUILDFLAG(ENABLE_NACL)
+
+#if BUILDFLAG(ENABLE_PLUGINS)
+#include "chrome/browser/component_updater/pepper_flash_component_installer.h"
+#endif
+
+#if BUILDFLAG(ENABLE_VR)
+#include "chrome/browser/component_updater/vr_assets_component_installer.h"
+#endif
+
+#if BUILDFLAG(ENABLE_WIDEVINE_CDM_COMPONENT)
+#include "chrome/browser/component_updater/widevine_cdm_component_installer.h"
+#endif  // BUILDFLAG(ENABLE_WIDEVINE_CDM_COMPONENT)
+
+#if defined(USE_AURA)
+#include "ui/aura/env.h"
+#endif
+
+#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
+#include "chrome/browser/component_updater/supervised_user_whitelist_installer.h"
+#endif
+
+namespace component_updater {
+
+void RegisterComponentsForUpdate(bool is_off_the_record_profile,
+                                 PrefService* profile_prefs) {
+  auto* const cus = g_browser_process->component_updater();
+
+#if defined(OS_WIN)
+  RegisterRecoveryImprovedComponent(cus, g_browser_process->local_state());
+#else
+  // TODO(crbug.com/687231): Implement the Improved component on Mac, etc.
+  RegisterRecoveryComponent(cus, g_browser_process->local_state());
+#endif  // defined(OS_WIN)
+
+#if BUILDFLAG(ENABLE_PLUGINS)
+  RegisterPepperFlashComponent(cus);
+#endif
+
+#if BUILDFLAG(ENABLE_WIDEVINE_CDM_COMPONENT)
+  RegisterWidevineCdmComponent(cus);
+#endif  // BUILDFLAG(ENABLE_WIDEVINE_CDM_COMPONENT)
+
+#if BUILDFLAG(ENABLE_NACL) && !defined(OS_ANDROID)
+#if defined(OS_CHROMEOS)
+  // PNaCl on Chrome OS is on rootfs and there is no need to download it. But
+  // Chrome4ChromeOS on Linux doesn't contain PNaCl so enable component
+  // installer when running on Linux. See crbug.com/422121 for more details.
+  if (!base::SysInfo::IsRunningOnChromeOS())
+#endif  // defined(OS_CHROMEOS)
+    RegisterPnaclComponent(cus);
+#endif  // BUILDFLAG(ENABLE_NACL) && !defined(OS_ANDROID)
+
+#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
+  component_updater::SupervisedUserWhitelistInstaller* whitelist_installer =
+      g_browser_process->supervised_user_whitelist_installer();
+  whitelist_installer->RegisterComponents();
+#endif
+
+  RegisterSubresourceFilterComponent(cus);
+  RegisterOnDeviceHeadSuggestComponent(
+      cus, g_browser_process->GetApplicationLocale());
+  RegisterOptimizationHintsComponent(cus, is_off_the_record_profile,
+                                     profile_prefs);
+
+  base::FilePath path;
+  if (base::PathService::Get(chrome::DIR_USER_DATA, &path)) {
+    // The CRLSet component previously resided in a different location: delete
+    // the old file.
+    component_updater::DeleteLegacyCRLSet(path);
+
+#if !defined(OS_CHROMEOS) && !defined(OS_ANDROID)
+    // Clean up previous STH sets that may have been installed. This is not
+    // done for:
+    // Android: Because STH sets were never used
+    // Chrome OS: On Chrome OS, this cleanup is delayed until user login.
+    component_updater::DeleteLegacySTHSet(path);
+#endif
+
+#if !defined(OS_CHROMEOS)
+    // CRLSetFetcher attempts to load a CRL set from either the local disk or
+    // network.
+    // For Chrome OS this registration is delayed until user login.
+    component_updater::RegisterCRLSetComponent(cus, path);
+#endif  // !defined(OS_CHROMEOS)
+
+    RegisterOriginTrialsComponent(cus, path);
+
+    RegisterFileTypePoliciesComponent(cus, path);
+
+    RegisterSSLErrorAssistantComponent(cus, path);
+  }
+
+  RegisterMediaEngagementPreloadComponent(cus, base::OnceClosure());
+
+#if defined(OS_WIN)
+  // SwReporter is only needed for official builds.  However, to enable testing
+  // on chromium build bots, it is always registered here and
+  // RegisterSwReporterComponent() has support for running only in official
+  // builds or tests.
+  RegisterSwReporterComponent(cus);
+#if BUILDFLAG(GOOGLE_CHROME_BRANDING)
+  RegisterThirdPartyModuleListComponent(cus);
+#endif  // BUILDFLAG(GOOGLE_CHROME_BRANDING)
+#endif  // defined(OS_WIN)
+
+#if !defined(OS_ANDROID)
+  RegisterInterventionPolicyDatabaseComponent(
+      cus, g_browser_process->GetTabManager()->intervention_policy_database());
+#endif
+
+#if BUILDFLAG(ENABLE_VR)
+  if (component_updater::ShouldRegisterVrAssetsComponentOnStartup()) {
+    component_updater::RegisterVrAssetsComponent(cus);
+  }
+#endif
+
+  RegisterSafetyTipsComponent(cus, path);
+  RegisterCrowdDenyComponent(cus, path);
+  RegisterTLSDeprecationConfigComponent(cus, path);
+
+#if BUILDFLAG(GOOGLE_CHROME_BRANDING) && defined(OS_ANDROID)
+  component_updater::RegisterGamesComponent(cus, profile_prefs);
+#endif  // BUILDFLAG(GOOGLE_CHROME_BRANDING) && defined(OS_ANDROID)
+
+  if (profile_prefs->GetBoolean(prefs::kLiveCaptionEnabled))
+    component_updater::RegisterSODAComponent(cus, profile_prefs,
+                                             base::OnceClosure());
+}
+
+}  // namespace component_updater

chrome/browser/component_updater/registration.h

+// Copyright 2020 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.
+
+#ifndef CHROME_BROWSER_COMPONENT_UPDATER_REGISTRATION_H_
+#define CHROME_BROWSER_COMPONENT_UPDATER_REGISTRATION_H_
+
+class PrefService;
+
+namespace component_updater {
+
+void RegisterComponentsForUpdate(bool is_off_the_record_profile,
+                                 PrefService* profile_prefs);
+
+}  // namespace component_updater
+
+#endif  // CHROME_BROWSER_COMPONENT_UPDATER_REGISTRATION_H_