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

chrome/installer/util/install_util.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.
 //
 // See the corresponding header file for description of the functions in this
 // file.
 
 #include "chrome/installer/util/install_util.h"
 
 #include <shellapi.h>
@@ skipping 251 matching lines @@
         installer::kInstallerSuccessLaunchCmdLine,
         *launch_cmd,
         true);
   }
 }
 
 bool InstallUtil::IsPerUserInstall() {
   return !install_static::InstallDetails::Get().system_level();
 }
 
-bool InstallUtil::IsChromeSxSProcess() {
-#if defined(GOOGLE_CHROME_BUILD)
-  return install_static::InstallDetails::Get().install_mode_index() ==
-         install_static::CANARY_INDEX;
-#else
-  return false;
-#endif
-}
-
 // static
 bool InstallUtil::IsFirstRunSentinelPresent() {
   // TODO(msw): Consolidate with first_run::internal::IsFirstRunSentinelPresent.
   base::FilePath user_data_dir;
   return !PathService::Get(chrome::DIR_USER_DATA, &user_data_dir) ||
          base::PathExists(user_data_dir.Append(chrome::kFirstRunSentinel));
 }
 
 // static
 bool InstallUtil::GetEULASentinelFilePath(base::FilePath* path) {
@@ skipping 257 matching lines @@
   // Open the program and see if it references the expected file.
   base::File file;
   BY_HANDLE_FILE_INFORMATION info = {};
 
   return (OpenForInfo(path, &file) &&
           GetInfo(file, &info) &&
           info.dwVolumeSerialNumber == file_info_.dwVolumeSerialNumber &&
           info.nFileIndexHigh == file_info_.nFileIndexHigh &&
           info.nFileIndexLow == file_info_.nFileIndexLow);
 }