| Index: chrome/browser/ui/ash/launcher/chrome_launcher_controller.h | 
| diff --git a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h | 
| index e27982c614e0b8ed8b9a81720b31830213b04743..0c5a04b464d2dcb15f46307c759dc8d3334dd24f 100644 | 
| --- a/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h | 
| +++ b/chrome/browser/ui/ash/launcher/chrome_launcher_controller.h | 
| @@ -18,6 +18,7 @@ | 
| #include "base/compiler_specific.h" | 
| #include "base/memory/scoped_ptr.h" | 
| #include "base/prefs/public/pref_change_registrar.h" | 
| +#include "base/prefs/public/pref_observer.h" | 
| #include "base/timer.h" | 
| #include "chrome/browser/api/sync/profile_sync_service_observer.h" | 
| #include "chrome/browser/prefs/pref_service_observer.h" | 
| @@ -55,6 +56,7 @@ class ChromeLauncherController | 
| public ash::LauncherModelObserver, | 
| public ash::ShellObserver, | 
| public content::NotificationObserver, | 
| +      public PrefObserver, | 
| public ProfileSyncServiceObserver, | 
| public PrefServiceObserver { | 
| public: | 
| @@ -263,6 +265,10 @@ class ChromeLauncherController | 
| const content::NotificationSource& source, | 
| const content::NotificationDetails& details) OVERRIDE; | 
|  | 
| +  // Overridden from PrefObserver: | 
| +  virtual void OnPreferenceChanged(PrefServiceBase* service, | 
| +                                   const std::string& pref_name) OVERRIDE; | 
| + | 
| // Overridden from ash::ShellObserver: | 
| virtual void OnShelfAlignmentChanged() OVERRIDE; | 
|  | 
|  |