ServiceWorker: Expose registration within ServiceWorkerGlobalScope [2/3]

content/browser/service_worker/service_worker_dispatcher_host.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/browser/service_worker/service_worker_dispatcher_host.h"
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/message_port_message_filter.h"
@@ skipping 534 matching lines @@
   ServiceWorkerProviderHost* provider_host =
       GetContext()->GetProviderHost(render_process_id_, provider_id);
   if (!provider_host) {
     BadMessageReceived();
     return;
   }
   if (!provider_host->IsContextAlive())
     return;
   if (!provider_host->SetHostedVersionId(version_id))
     BadMessageReceived();
+
+  // Retrieve the registration associated with |version_id|.
+  ServiceWorkerVersion* version = GetContext()->GetLiveVersion(version_id);
+  if (!version)
+    return;
+  ServiceWorkerRegistration* registration =
+      GetContext()->GetLiveRegistration(version->registration_id());
+  DCHECK(registration);
+
+  ServiceWorkerRegistrationObjectInfo info;
+  ServiceWorkerVersionAttributes attrs;
+  GetRegistrationObjectInfoAndVersionAttributes(
+      provider_id, registration, &info, &attrs);
+
+  Send(new ServiceWorkerMsg_AssociateRegistrationWithServiceWorker(
+      kDocumentMainThreadId, provider_id, info, attrs));
 }
 
 ServiceWorkerRegistrationHandle*
 ServiceWorkerDispatcherHost::FindRegistrationHandle(int provider_id,
                                                     int64 registration_id) {
   for (IDMap<ServiceWorkerRegistrationHandle, IDMapOwnPointer>::iterator
            iter(&registration_handles_);
        !iter.IsAtEnd();
        iter.Advance()) {
     ServiceWorkerRegistrationHandle* handle = iter.GetCurrentValue();
@@ skipping 349 matching lines @@
   handles_.AddWithID(handle.release(), handle_id);
 }
 
 void ServiceWorkerDispatcherHost::RegisterServiceWorkerRegistrationHandle(
     scoped_ptr<ServiceWorkerRegistrationHandle> handle) {
   int handle_id = handle->handle_id();
   registration_handles_.AddWithID(handle.release(), handle_id);
 }
 
 }  // namespace content