ServiceWorker: Implement updatefound event and version attributes (Chromium)

content/child/service_worker/service_worker_message_filter.cc

 // Copyright 2013 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.
 
 #include "content/child/service_worker/service_worker_message_filter.h"
 
 #include "base/message_loop/message_loop_proxy.h"
 #include "content/child/service_worker/service_worker_dispatcher.h"
 #include "content/child/thread_safe_sender.h"
 #include "content/child/worker_thread_task_runner.h"
 #include "content/common/service_worker/service_worker_messages.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "ipc/ipc_message_macros.h"
 
 namespace content {
 
 namespace {
 
 // Sends a ServiceWorkerObjectDestroyed message to the browser so it can delete
 // the ServiceWorker handle.
 void SendServiceWorkerObjectDestroyed(
-    scoped_refptr<ThreadSafeSender> sender,
+    ThreadSafeSender* sender,
     int handle_id) {
   if (handle_id == kInvalidServiceWorkerHandleId)
     return;
   sender->Send(
       new ServiceWorkerHostMsg_DecrementServiceWorkerRefCount(handle_id));
 }
 
+void SendRegistrationObjectDestroyed(
+    ThreadSafeSender* sender,
+    int handle_id) {
+  if (handle_id == kInvalidServiceWorkerRegistrationHandleId)
+    return;
+  sender->Send(
+      new ServiceWorkerHostMsg_DecrementRegistrationRefCount(handle_id));
+}
+
 }  // namespace
 
 ServiceWorkerMessageFilter::ServiceWorkerMessageFilter(ThreadSafeSender* sender)
     : main_thread_loop_proxy_(base::MessageLoopProxy::current()),
       thread_safe_sender_(sender) {}
 
 ServiceWorkerMessageFilter::~ServiceWorkerMessageFilter() {}
 
 base::TaskRunner* ServiceWorkerMessageFilter::OverrideTaskRunnerForMessage(
     const IPC::Message& msg) {
@@ skipping 25 matching lines @@
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_SetVersionAttributes,
                         OnStaleSetVersionAttributes)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_SetControllerServiceWorker,
                         OnStaleSetControllerServiceWorker)
   IPC_END_MESSAGE_MAP()
 }
 
 void ServiceWorkerMessageFilter::OnStaleRegistered(
     int thread_id,
     int request_id,
+    int registration_handle_id,
     const ServiceWorkerObjectInfo& info) {
   SendServiceWorkerObjectDestroyed(thread_safe_sender_, info.handle_id);
+  SendRegistrationObjectDestroyed(thread_safe_sender_, registration_handle_id);
 }
 
 void ServiceWorkerMessageFilter::OnStaleSetVersionAttributes(
     int thread_id,
     int provider_id,
+    int registration_handle_id,
     int changed_mask,
     const ServiceWorkerVersionAttributes& attributes) {
   SendServiceWorkerObjectDestroyed(thread_safe_sender_,
                                    attributes.installing.handle_id);
   SendServiceWorkerObjectDestroyed(thread_safe_sender_,
                                    attributes.waiting.handle_id);
   SendServiceWorkerObjectDestroyed(thread_safe_sender_,
                                    attributes.active.handle_id);
+  SendRegistrationObjectDestroyed(thread_safe_sender_, registration_handle_id);
 }
 
 void ServiceWorkerMessageFilter::OnStaleSetControllerServiceWorker(
     int thread_id,
     int provider_id,
     const ServiceWorkerObjectInfo& info) {
   SendServiceWorkerObjectDestroyed(thread_safe_sender_, info.handle_id);
 }
 
 }  // namespace content