Use chrome::kChromeVersion in installer::GetModulePath().

chrome/installer/util/module_util_win.h

-// Copyright (c) 2015 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 defines a utility function to get the full path of a module.
-
-#ifndef CHROME_INSTALLER_UTIL_MODULE_UTIL_WIN_H_
-#define CHROME_INSTALLER_UTIL_MODULE_UTIL_WIN_H_
-
-#include "base/files/file_path.h"
-#include "base/strings/string_piece.h"
-
-namespace installer {
-
-// Returns the full path to |module_name|. Both dev builds (where |module_name|
-// is in the current executable's directory) and proper installs (where
-// |module_name| is in a versioned sub-directory of the current executable's
-// directory) are suported. The identified file is not guaranteed to exist.
-base::FilePath GetModulePath(base::StringPiece16 module_name);
-
-}  // namespace installer
-
-#endif  // CHROME_INSTALLER_UTIL_MODULE_UTIL_WIN_H_