Componentize component_updater: Move some paths/constants to component.

chrome/browser/component_updater/swiftshader_component_installer.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_COMPONENT_UPDATER_SWIFTSHADER_COMPONENT_INSTALLER_H_
 #define CHROME_BROWSER_COMPONENT_UPDATER_SWIFTSHADER_COMPONENT_INSTALLER_H_
 
+namespace base {
+class FilePath;
+}
+
 namespace component_updater {
 
 class ComponentUpdateService;
 
 // Our job is to 1) find what version of SwiftShader is installed (if any)
 // and 2) register with the gpu data manager and then register with the
 // component updater if the current gpu is blacklisted.
-void RegisterSwiftShaderComponent(ComponentUpdateService* cus);
+void RegisterSwiftShaderComponent(ComponentUpdateService* cus,
+                                  const base::FilePath& user_data_dir);
 
 }  // namespace component_updater
 
 #endif  // CHROME_BROWSER_COMPONENT_UPDATER_SWIFTSHADER_COMPONENT_INSTALLER_H_