Remove multi-install from chrome/installer/setup.

chrome/installer/setup/install.h

 // 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.
 //
 // This file contains the specification of setup main functions.
 
 #ifndef CHROME_INSTALLER_SETUP_INSTALL_H_
 #define CHROME_INSTALLER_SETUP_INSTALL_H_
 
-#include <vector>
-
 #include "base/strings/string16.h"
-#include "base/version.h"
-#include "chrome/installer/setup/installer_state.h"
-#include "chrome/installer/util/installation_state.h"
-#include "chrome/installer/util/master_preferences.h"
-#include "chrome/installer/util/product.h"
 #include "chrome/installer/util/util_constants.h"
 
 namespace base {
 class FilePath;
 class Version;
 }
 
 namespace installer {
 
 class InstallationState;
 class InstallerState;
 class MasterPreferences;
+class Product;
 
 enum InstallShortcutOperation {
   // Create all shortcuts (potentially skipping those explicitly stated not to
   // be installed in the InstallShortcutPreferences).
   INSTALL_SHORTCUT_CREATE_ALL,
   // Create each per-user shortcut (potentially skipping those explicitly stated
   // not to be installed in the InstallShortcutPreferences), but only if the
   // system-level equivalent of that shortcut is not present on the system.
   INSTALL_SHORTCUT_CREATE_EACH_IF_NO_SYSTEM_LEVEL,
   // Replace all shortcuts that still exist with the most recent version of
@@ skipping 96 matching lines @@
 // Shortcut creation is skipped if the First Run beacon is present (unless
 // |force| is set to true).
 // |chrome| The installed product (must be a browser).
 void HandleActiveSetupForBrowser(const base::FilePath& installation_root,
                                  const Product& chrome,
                                  bool force);
 
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_SETUP_INSTALL_H_