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

content/child/service_worker/service_worker_provider_context.cc

Index: content/child/service_worker/service_worker_provider_context.cc
diff --git a/content/child/service_worker/service_worker_provider_context.cc b/content/child/service_worker/service_worker_provider_context.cc
index 3dfcff84e8cbf025ff64f75ee9627d9ec2a14e92..9eb7574151d097d62af3e933850a36409149324b 100644
--- a/content/child/service_worker/service_worker_provider_context.cc
+++ b/content/child/service_worker/service_worker_provider_context.cc
@@ -10,6 +10,7 @@
 #include "content/child/child_thread.h"
 #include "content/child/service_worker/service_worker_dispatcher.h"
 #include "content/child/service_worker/service_worker_handle_reference.h"
+#include "content/child/service_worker/service_worker_registration_handle_reference.h"
 #include "content/child/thread_safe_sender.h"
 #include "content/child/worker_task_runner.h"
 #include "content/common/service_worker/service_worker_messages.h"
@@ -56,6 +57,12 @@ ServiceWorkerHandleReference* ServiceWorkerProviderContext::controller() {
   return controller_.get();
 }
 
+ServiceWorkerRegistrationHandleReference*
+ServiceWorkerProviderContext::registration() {
+  DCHECK(main_thread_loop_proxy_->RunsTasksOnCurrentThread());
+  return registration_.get();
+}
+
 void ServiceWorkerProviderContext::OnServiceWorkerStateChanged(
     int handle_id,
     blink::WebServiceWorkerState state) {
@@ -117,6 +124,16 @@ void ServiceWorkerProviderContext::OnSetControllerServiceWorker(
   // when we support navigator.serviceWorker in dedicated workers.
 }
 
+void ServiceWorkerProviderContext::AssociateRegistration(
+    const ServiceWorkerRegistrationObjectInfo& info) {
+  registration_ = ServiceWorkerRegistrationHandleReference::Adopt(
+      info, thread_safe_sender_);
+}
+
+void ServiceWorkerProviderContext::UnassociateRegistration() {
+  registration_.reset();
+}
+
 int ServiceWorkerProviderContext::installing_handle_id() const {
   DCHECK(main_thread_loop_proxy_->RunsTasksOnCurrentThread());
   return installing_ ? installing_->info().handle_id
@@ -141,4 +158,10 @@ int ServiceWorkerProviderContext::controller_handle_id() const {
                      : kInvalidServiceWorkerHandleId;
 }
 
+int ServiceWorkerProviderContext::registration_handle_id() const {
+  DCHECK(main_thread_loop_proxy_->RunsTasksOnCurrentThread());
+  return registration_ ? registration_->info().handle_id
+                       : kInvalidServiceWorkerRegistrationHandleId;
+}
+
 }  // namespace content