Remove logic for unused foreground auto-launch mode on Windows.

chrome/installer/util/util_constants.cc

 // Copyright (c) 2012 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/installer/util/util_constants.h"
 
 namespace installer {
 
 namespace switches {
 
-// Whether to set Chrome to launch at computer startup.
-const char kAutoLaunchChrome[] = "auto-launch-chrome";
-
 // Install Chrome.
 // Currently this is only required when used in combination with kMultiInstall.
 const char kChrome[] = "chrome";
 
 // Install Chrome Frame.
 const char kChromeFrame[] = "chrome-frame";
 
 // Run the installer for Chrome SxS.
 const char kChromeSxS[] = "chrome-sxs";
 
@@ skipping 230 matching lines @@
 const wchar_t kChromeChannelBeta[] = L"beta";
 const wchar_t kChromeChannelStable[] = L"";
 const wchar_t kChromeChannelStableExplicit[] = L"stable";
 
 const size_t kMaxAppModelIdLength = 64U;
 
 const char kCourgette[] = "courgette";
 const char kBsdiff[] = "bsdiff";
 
 }  // namespace installer