Allow installer::GetLocalizedString to return mode-specific strings.

chrome/installer/util/google_chrome_distribution.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 extends generic BrowserDistribution class to declare Google Chrome
 // specific implementation.
 
 #ifndef CHROME_INSTALLER_UTIL_GOOGLE_CHROME_DISTRIBUTION_H_
 #define CHROME_INSTALLER_UTIL_GOOGLE_CHROME_DISTRIBUTION_H_
 
-#include <memory>
-
-#include "base/strings/string16.h"
 #include "chrome/installer/util/browser_distribution.h"
 
-namespace base {
-class FilePath;
-}
-
-class AppRegistrationData;
-
 class GoogleChromeDistribution : public BrowserDistribution {
  public:
   // Opens the Google Chrome uninstall survey window.
   // version refers to the version of Chrome being uninstalled.
   // local_data_path is the path of the file containing json metrics that
   //   will be parsed. If this file indicates that the user has opted in to
   //   providing anonymous usage data, then some additional statistics will
   //   be added to the survey url.
   // distribution_data contains Google Update related data that will be
   //   concatenated to the survey url if the file in local_data_path indicates
@@ skipping 16 matching lines @@
 
   void UpdateInstallStatus(
       bool system_install,
       installer::ArchiveType archive_type,
       installer::InstallStatus install_status) override;
 
  protected:
   // Disallow construction from others.
   GoogleChromeDistribution();
 
-  explicit GoogleChromeDistribution(
-      std::unique_ptr<AppRegistrationData> app_reg_data);
-
  private:
   friend class BrowserDistribution;
 };
 
 #endif  // CHROME_INSTALLER_UTIL_GOOGLE_CHROME_DISTRIBUTION_H_