[WONT COMMIT] ServiceWorker: Move unregister function from WebSWProvider to WebSWRegistration (2/3)

content/child/service_worker/web_service_worker_provider_impl.h

Index: content/child/service_worker/web_service_worker_provider_impl.h
diff --git a/content/child/service_worker/web_service_worker_provider_impl.h b/content/child/service_worker/web_service_worker_provider_impl.h
index 3dfd259f595c373edd96bb5a3d47da1ee4ca99bd..9f8f50a54ccd520d4d1cc647c7c4722e196cc70d 100644
--- a/content/child/service_worker/web_service_worker_provider_impl.h
+++ b/content/child/service_worker/web_service_worker_provider_impl.h
@@ -36,6 +36,8 @@ class WebServiceWorkerProviderImpl
                                      const blink::WebURL& script_url,
                                      WebServiceWorkerRegistrationCallbacks*);
 
+  // TODO(nhiroki): Remove this after WebServiceWorkerRegistration.unregister()
+  // is implemented (http://crbug.com/452910).
   virtual void unregisterServiceWorker(
       const blink::WebURL& pattern,
       WebServiceWorkerUnregistrationCallbacks*);