Elevated install of recovery component when needed

chrome/browser/component_updater/recovery_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_RECOVERY_COMPONENT_INSTALLER_H_
 #define CHROME_BROWSER_COMPONENT_UPDATER_RECOVERY_COMPONENT_INSTALLER_H_
 
 #include "base/callback_forward.h"
 
 class PrefRegistrySimple;
 class PrefService;
 
 namespace component_updater {
 
 class ComponentUpdateService;
 
 // Component update registration for the recovery component. The job of the
 // recovery component is to repair the chrome installation or repair the Google
 // update installation. This is a last resort safety mechanism.
 void RegisterRecoveryComponent(ComponentUpdateService* cus, PrefService* prefs);
 
 // Registers user preferences related to the recovery component.
 void RegisterPrefsForRecoveryComponent(PrefRegistrySimple* registry);
 
-// Notifies recovery component that agreed elevated install, so that it
-// can launches an elevated install process. After that, clears
-// preference flag prefs::kRecoveryComponentNeedsElevation.
-// Note: the function is yet to be implemented.
+// Notifies the recovery component that the user has accepted the elevation
+// prompt. Clears the state of prefs::kRecoveryComponentNeedsElevation after the
+// notification.
 void AcceptedElevatedRecoveryInstall(PrefService* prefs);
 
-// Notifies recovery component that elevated install is declined, so that it can
-// removes the setup files. After that, clears preference flag
-// prefs::kRecoveryComponentNeedsElevation.
-// Note: the function is yet to be implemented.
+// Notifies recovery component that the elevated install has been declined.
+// Clears the flag prefs::kRecoveryComponentNeedsElevation.
 void DeclinedElevatedRecoveryInstall(PrefService* prefs);
 
 }  // namespace component_updater
 
 #endif  // CHROME_BROWSER_COMPONENT_UPDATER_RECOVERY_COMPONENT_INSTALLER_H_