ServiceWorker: Make "ready" fetches registration from browser process(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 0acdfe9b756fb91b0ae46b6947342c67f6b0a647..607a9a3bf09802583ab7ac2b308693006ad13555 100644
--- a/content/common/service_worker/service_worker_messages.h
+++ b/content/common/service_worker/service_worker_messages.h
@@ -144,6 +144,11 @@ IPC_MESSAGE_CONTROL4(ServiceWorkerHostMsg_GetRegistration,
                      int /* provider_id */,
                      GURL /* document_url */)
 
+IPC_MESSAGE_CONTROL3(ServiceWorkerHostMsg_GetRegistrationForReady,
+                     int /* thread_id */,
+                     int /* request_id */,
+                     int /* provider_id */)
+
 // Sends a 'message' event to a service worker (renderer->browser).
 IPC_MESSAGE_CONTROL3(ServiceWorkerHostMsg_PostMessageToWorker,
                      int /* handle_id */,
@@ -361,6 +366,13 @@ IPC_MESSAGE_CONTROL4(ServiceWorkerMsg_DidGetRegistration,
                      content::ServiceWorkerRegistrationObjectInfo,
                      content::ServiceWorkerVersionAttributes)
 
+// Response to ServiceWorkerHostMsg_GetRegistrationForReady.
+IPC_MESSAGE_CONTROL4(ServiceWorkerMsg_DidGetRegistrationForReady,
+                     int /* thread_id */,
+                     int /* request_id */,
+                     content::ServiceWorkerRegistrationObjectInfo,
+                     content::ServiceWorkerVersionAttributes)
+
 // Sent when any kind of registration error occurs during a
 // RegisterServiceWorker handler above.
 IPC_MESSAGE_CONTROL4(ServiceWorkerMsg_ServiceWorkerRegistrationError,