Remove --register command line flag.

Callers ought to call --install and then register over IPC.

Bug: 1131080
Change-Id: Iacdebfcc0eb8e1ebee8877459d83e06c819bef33
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2424149
Commit-Queue: Joshua Pawlicki <waffles@chromium.org>
Reviewed-by: Sorin Jianu <sorin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#809814}

chrome/updater/BUILD.gn

@@ -86,8 +86,6 @@ if (is_win || is_mac) {
       "app/app.h",
       "app/app_install.cc",
       "app/app_install.h",
-      "app/app_register.cc",
-      "app/app_register.h",
       "app/app_server.cc",
       "app/app_server.h",
       "app/app_uninstall.cc",

chrome/updater/app/app_register.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_UPDATER_APP_APP_REGISTER_H_
-#define CHROME_UPDATER_APP_APP_REGISTER_H_
-
-#include "base/memory/scoped_refptr.h"
-
-namespace updater {
-
-class App;
-
-scoped_refptr<App> MakeAppRegister();
-
-}  // namespace updater
-
-#endif  // CHROME_UPDATER_APP_APP_REGISTER_H_

chrome/updater/constants.cc

@@ -17,7 +17,6 @@ const char kComServiceSwitch[] = "com-service";
 const char kCrashMeSwitch[] = "crash-me";
 const char kCrashHandlerSwitch[] = "crash-handler";
 const char kUpdateSwitch[] = "update";
-const char kRegisterSwitch[] = "register";
 const char kInstallSwitch[] = "install";
 const char kUninstallSwitch[] = "uninstall";
 const char kSystemSwitch[] = "system";

chrome/updater/constants.h

@@ -63,9 +63,6 @@ extern const char kCrashHandlerSwitch[];
 // Updates the updater.
 extern const char kUpdateSwitch[];
 
-// Registers an app with the updater. Installs the bundled updater if needed.
-extern const char kRegisterSwitch[];
-
 // Installs the updater.
 extern const char kInstallSwitch[];
 

chrome/updater/updater.cc

@@ -13,7 +13,6 @@
 #include "build/build_config.h"
 #include "chrome/updater/app/app.h"
 #include "chrome/updater/app/app_install.h"
-#include "chrome/updater/app/app_register.h"
 #include "chrome/updater/app/app_uninstall.h"
 #include "chrome/updater/app/app_update.h"
 #include "chrome/updater/app/app_wake.h"
@@ -104,10 +103,6 @@ int HandleUpdaterCommands(const base::CommandLine* command_line) {
   if (command_line->HasSwitch(kUpdateSwitch))
     return MakeAppUpdate()->Run();
 
-  if (command_line->HasSwitch(kRegisterSwitch) &&
-      command_line->HasSwitch(kAppIdSwitch))
-    return MakeAppRegister()->Run();
-
 #if defined(OS_WIN)
   if (command_line->HasSwitch(kComServiceSwitch))
     return ServiceMain::RunComService(command_line);