ServiceWorker: Make '.ready' return a promise to be resolved with ServiceWorkerRegistration (2/3)

content/common/service_worker/service_worker_messages.h

Index: content/common/service_worker/service_worker_messages.h
diff --git a/content/common/service_worker/service_worker_messages.h b/content/common/service_worker/service_worker_messages.h
index f940d06a48eabd2335a4da61eccb50f18f30ea70..bd94b66964224ff3fee8bcc2139bc2a755320c6c 100644
--- a/content/common/service_worker/service_worker_messages.h
+++ b/content/common/service_worker/service_worker_messages.h
@@ -184,6 +184,17 @@ IPC_MESSAGE_ROUTED1(ServiceWorkerHostMsg_CacheStorageKeys,
 // extract it and dispatch the message to the correct ServiceWorkerDispatcher
 // on the correct thread.
 
+// Informs the child process that the given provider gets associated or
+// disassociated with the registration.
+IPC_MESSAGE_CONTROL4(ServiceWorkerMsg_AssociateRegistration,
+                     int /* thread_id */,
+                     int /* provider_id */,
+                     content::ServiceWorkerRegistrationObjectInfo,
+                     content::ServiceWorkerVersionAttributes)
+IPC_MESSAGE_CONTROL2(ServiceWorkerMsg_DisassociateRegistration,
+                     int /* thread_id */,
+                     int /* provider_id */)
+
 // Response to ServiceWorkerMsg_RegisterServiceWorker.
 IPC_MESSAGE_CONTROL4(ServiceWorkerMsg_ServiceWorkerRegistered,
                      int /* thread_id */,