| Index: chrome/browser/extensions/extension_tabs_module_constants.h | 
| diff --git a/chrome/browser/extensions/extension_tabs_module_constants.h b/chrome/browser/extensions/extension_tabs_module_constants.h | 
| index daa35f495203cd14a8d02a6edafa9d9afa18142d..19b7c37807eda91f38c5be3d5a5810d66fe8d2f6 100644 | 
| --- a/chrome/browser/extensions/extension_tabs_module_constants.h | 
| +++ b/chrome/browser/extensions/extension_tabs_module_constants.h | 
| @@ -72,7 +72,6 @@ extern const char kWindowTypeValueNormal[]; | 
| extern const char kWindowTypeValuePopup[]; | 
| extern const char kWindowTypeValuePanel[]; | 
| extern const char kWindowTypeValueApp[]; | 
| -extern const char kWindowTypeValueShell[]; | 
|  | 
| // Error messages. | 
| extern const char kNoCrashBrowserError[]; | 
|  |