ServiceWorker: Stop don't send a message before connection established

content/browser/service_worker/embedded_worker_instance.h

Index: content/browser/service_worker/embedded_worker_instance.h
diff --git a/content/browser/service_worker/embedded_worker_instance.h b/content/browser/service_worker/embedded_worker_instance.h
index 01e2b02e183766bab42d9b9fce9212caa2f43793..3152613ed3880f16bb4257d6a749902629d2d872 100644
--- a/content/browser/service_worker/embedded_worker_instance.h
+++ b/content/browser/service_worker/embedded_worker_instance.h
@@ -114,9 +114,8 @@ class CONTENT_EXPORT EmbeddedWorkerInstance {
 
   // Stops the worker. It is invalid to call this when the worker is
   // not in STARTING or RUNNING status.
-  // This returns false if stopping a worker fails immediately, e.g. when
-  // IPC couldn't be sent to the worker.
-  ServiceWorkerStatusCode Stop();
+  // This returns false when StopWorker IPC couldn't be sent to the worker.
+  bool Stop();
 
   // Stops the worker if the worker is not being debugged (i.e. devtools is
   // not attached). This method is called by a stop-worker timer to kill