| Index: content/common/service_worker/service_worker_types.cc | 
| diff --git a/content/common/service_worker/service_worker_types.cc b/content/common/service_worker/service_worker_types.cc | 
| index 39f84054b70dc5628f644645000f917143cc9265..5204688ca25670dcf5cd289c57f509aa8833d721 100644 | 
| --- a/content/common/service_worker/service_worker_types.cc | 
| +++ b/content/common/service_worker/service_worker_types.cc | 
| @@ -8,6 +8,8 @@ namespace content { | 
|  | 
| const char kServiceWorkerRegisterErrorPrefix[] = | 
| "Failed to register a ServiceWorker: "; | 
| +const char kServiceWorkerUpdateErrorPrefix[] = | 
| +    "Failed to update a ServiceWorker: "; | 
| const char kServiceWorkerUnregisterErrorPrefix[] = | 
| "Failed to unregister a ServiceWorkerRegistration: "; | 
| const char kServiceWorkerGetRegistrationErrorPrefix[] = | 
|  |