ServiceWorker: Support navigator.serviceWorker.installing

content/common/service_worker/service_worker_messages.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Message definition file, included multiple times, hence no include guard.
 
 #include "base/strings/string16.h"
 #include "content/common/service_worker/service_worker_status_code.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "ipc/ipc_message_macros.h"
@@ skipping 140 matching lines @@
                      int /* request_id */,
                      blink::WebServiceWorkerError::ErrorType /* code */,
                      base::string16 /* message */)
 
 // Informs the child process that the ServiceWorker's state has changed.
 IPC_MESSAGE_CONTROL3(ServiceWorkerMsg_ServiceWorkerStateChanged,
                      int /* thread_id */,
                      int /* handle_id */,
                      blink::WebServiceWorkerState)
 
+// Tells the child process to set the installing ServiceWorker for the given
+// provider.
+IPC_MESSAGE_CONTROL3(ServiceWorkerMsg_SetInstallingServiceWorker,
+                     int /* thread_id */,
+                     int /* provider_id */,
+                     content::ServiceWorkerObjectInfo)
+
 // Tells the child process to set the waiting ServiceWorker for the given
 // provider.
 IPC_MESSAGE_CONTROL3(ServiceWorkerMsg_SetWaitingServiceWorker,
                      int /* thread_id */,
                      int /* provider_id */,
                      content::ServiceWorkerObjectInfo)
 
 // Tells the child process to set the controller ServiceWorker for the given
 // provider.
 IPC_MESSAGE_CONTROL3(ServiceWorkerMsg_SetControllerServiceWorker,
@@ skipping 25 matching lines @@
                      std::string /* data */)
 IPC_MESSAGE_CONTROL3(ServiceWorkerMsg_MessageToWorker,
                      base::string16 /* message */,
                      std::vector<int> /* sent_message_port_ids */,
                      std::vector<int> /* new_routing_ids */)
 
 // Sent via EmbeddedWorker as a response of GetClientDocuments.
 IPC_MESSAGE_CONTROL2(ServiceWorkerMsg_DidGetClientDocuments,
                      int /* request_id */,
                      std::vector<int> /* client_ids */)