Remove the tool to disable the outdated build detector for organic installs of Chrome.

chrome/tools/disable_outdated_build_detector/disable_outdated_build_detector.cc

Index: chrome/tools/disable_outdated_build_detector/disable_outdated_build_detector.cc
diff --git a/chrome/tools/disable_outdated_build_detector/disable_outdated_build_detector.cc b/chrome/tools/disable_outdated_build_detector/disable_outdated_build_detector.cc
deleted file mode 100644
index 919a8022b4ea8d2b010ed08af5780612d845fc05..0000000000000000000000000000000000000000
--- a/chrome/tools/disable_outdated_build_detector/disable_outdated_build_detector.cc
+++ /dev/null
@@ -1,167 +0,0 @@
-// Copyright 2016 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/tools/disable_outdated_build_detector/disable_outdated_build_detector.h"
-
-#include <stdlib.h>
-
-#include <algorithm>
-#include <string>
-
-#include "chrome/tools/disable_outdated_build_detector/google_update_integration.h"
-
-namespace {
-
-// A rudimentary switch finder that ignores prefixes (e.g., --, -, /).
-bool HasSwitch(const wchar_t* command_line, const wchar_t* a_switch) {
-  if (!command_line || !*command_line)
-    return false;
-  const wchar_t* line_end =
-      command_line + std::char_traits<wchar_t>::length(command_line);
-  const wchar_t* switch_end =
-      a_switch + std::char_traits<wchar_t>::length(a_switch);
-  return std::search(command_line, line_end, a_switch, switch_end) != line_end;
-}
-
-// Reads the value named |value_name| from a registry key into |value|. The
-// type in the registry is ignored. |value| is not modified in case of error.
-// presubmit: allow wstring
-uint32_t ReadString(HKEY key, const wchar_t* value_name, std::wstring* value) {
-  // Read the size of the value (in bytes).
-  uint32_t byte_length = 0;
-  uint32_t result = ::RegQueryValueEx(
-      key, value_name, nullptr /* lpReserved */, nullptr /* lpType */,
-      nullptr /* lpData */, reinterpret_cast<DWORD*>(&byte_length));
-  if (result != ERROR_SUCCESS)
-    return result;
-  if (!byte_length) {
-    value->resize(0);
-    return result;
-  }
-
-  // Handle odd sizes and missing string terminators.
-  size_t char_length = (byte_length + 3) / sizeof(wchar_t);
-  // presubmit: allow wstring
-  std::wstring buffer(char_length, L'\0');
-
-  byte_length = static_cast<uint32_t>(char_length * sizeof(wchar_t));
-  result = ::RegQueryValueEx(key, value_name, nullptr /* lpReserved */,
-                             nullptr /* lpType */,
-                             reinterpret_cast<uint8_t*>(&buffer[0]),
-                             reinterpret_cast<DWORD*>(&byte_length));
-  if (result != ERROR_SUCCESS)
-    return result;
-  if (!byte_length) {
-    value->resize(0);
-    return result;
-  }
-
-  // Shrink the string to chop off the terminator.
-  if (!buffer[(byte_length - 1) / sizeof(wchar_t)])
-    buffer.resize((byte_length - 1) / sizeof(wchar_t));
-  else
-    buffer.resize((byte_length + 1) / sizeof(wchar_t));
-
-  value->swap(buffer);
-  return result;
-}
-
-// Returns true if the tool is to operate on a system-level Chrome on the basis
-// of either the --system-level command line switch or the GoogleUpdateIsMachine
-// environment variable.
-bool IsSystemLevel(const wchar_t* command_line) {
-  if (HasSwitch(command_line, switches::kSystemLevel))
-    return true;
-
-  wchar_t buffer[2] = {};
-  return ::GetEnvironmentVariableW(env::kGoogleUpdateIsMachine, &buffer[0],
-                                   static_cast<DWORD>(_countof(buffer))) == 1 &&
-         buffer[0] == L'1';
-}
-
-// Returns true if Chrome is multi-install.
-bool IsChromeMultiInstall(bool system_level) {
-  HKEY key = nullptr;
-
-  LONG result = OpenClientStateKey(system_level, App::CHROME_BROWSER, &key);
-  if (result != ERROR_SUCCESS)
-    return false;
-  // presubmit: allow wstring
-  std::wstring uninstall_arguments;
-  ReadString(key, kUninstallArguments, &uninstall_arguments);
-  ::RegCloseKey(key);
-  return HasSwitch(uninstall_arguments.c_str(), switches::kMultiInstall);
-}
-
-// Disables the outdated build detector for |app|. On failures, |detail| will be
-// populated with a Windows error code corresponding to the failure mode.
-// Returns the exit code for the operation.
-ExitCode DisableForApp(bool system_level, App app, uint32_t* detail) {
-  HKEY key = nullptr;
-
-  *detail = OpenClientStateKey(system_level, app, &key);
-  if (*detail == ERROR_FILE_NOT_FOUND)
-    return ExitCode::NO_CHROME;
-  if (*detail != ERROR_SUCCESS)
-    return ExitCode::FAILED_OPENING_KEY;
-
-  ExitCode exit_code = ExitCode::UNKNOWN_FAILURE;
-  // presubmit: allow wstring
-  std::wstring brand;
-  *detail = ReadString(key, kBrand, &brand);
-  if (*detail != ERROR_SUCCESS && *detail != ERROR_FILE_NOT_FOUND) {
-    exit_code = ExitCode::FAILED_READING_BRAND;
-  } else if (!IsOrganic(brand)) {
-    exit_code = ExitCode::NON_ORGANIC_BRAND;
-  } else {
-    *detail = ::RegSetValueEx(
-        key, kBrand, 0 /* Reserved */, REG_SZ,
-        reinterpret_cast<const uint8_t*>(&kAOHY[0]),
-        (std::char_traits<wchar_t>::length(kAOHY) + 1) * sizeof(wchar_t));
-    exit_code = *detail == ERROR_SUCCESS ? ExitCode::CHROME_BRAND_UPDATED
-                                         : ExitCode::FAILED_WRITING_BRAND;
-  }
-  ::RegCloseKey(key);
-
-  return exit_code;
-}
-
-// Disables the outdated build detector for organic installs of Chrome by
-// switching the install to the AOHY non-organic brand code. If Chrome's brand
-// is modified and it is a multi-install Chrome, the binaries' brand code will
-// likewise be modified. On failures, |detail| will be populated with a Windows
-// error code corresponding to the failure mode. Returns the process exit code
-// for the operation.
-ExitCode DisableOutdatedBuildDetectorImpl(bool system_level, uint32_t* detail) {
-  // Update Chrome's brand code.
-  ExitCode exit_code = DisableForApp(system_level, App::CHROME_BROWSER, detail);
-
-  // If that succeeded and Chrome is multi-install, make a best-effort attempt
-  // to update the binaries' brand code.
-  if (exit_code == ExitCode::CHROME_BRAND_UPDATED &&
-      IsChromeMultiInstall(system_level)) {
-    ExitCode secondary_code =
-        DisableForApp(system_level, App::CHROME_BINARIES, detail);
-    if (secondary_code == ExitCode::CHROME_BRAND_UPDATED)
-      exit_code = ExitCode::BOTH_BRANDS_UPDATED;
-  }
-  return exit_code;
-}
-
-}  // namespace
-
-ExitCode DisableOutdatedBuildDetector(const wchar_t* command_line) {
-  const bool system_level = IsSystemLevel(command_line);
-  ResultInfo result_info = {
-      InstallerResult::FAILED_CUSTOM_ERROR,  // installer_result
-      ExitCode::UNKNOWN_FAILURE,             // installer_error
-      0                                      // installer_extra_code1
-  };
-
-  result_info.installer_error = DisableOutdatedBuildDetectorImpl(
-      system_level, &result_info.installer_extra_code1);
-
-  WriteResultInfo(system_level, result_info);
-  return result_info.installer_error;
-}