ServiceWorker: Implement 'source' and 'origin' attributes of ExtendableMessageEvent

content/common/service_worker/service_worker_types.cc

Index: content/common/service_worker/service_worker_types.cc
diff --git a/content/common/service_worker/service_worker_types.cc b/content/common/service_worker/service_worker_types.cc
index 93af1749ccd7074afe0e332f9495fadbdeb8e1de..c3f9ec6df91ad2e9ed1ebd761effd4289735d4c1 100644
--- a/content/common/service_worker/service_worker_types.cc
+++ b/content/common/service_worker/service_worker_types.cc
@@ -94,6 +94,11 @@ ServiceWorkerObjectInfo::ServiceWorkerObjectInfo()
       state(blink::WebServiceWorkerStateUnknown),
       version_id(kInvalidServiceWorkerVersionId) {}
 
+bool ServiceWorkerObjectInfo::IsValid() const {
+  return handle_id != kInvalidServiceWorkerHandleId &&
+         version_id != kInvalidServiceWorkerVersionId;
+}
+
 ServiceWorkerRegistrationObjectInfo::ServiceWorkerRegistrationObjectInfo()
     : handle_id(kInvalidServiceWorkerRegistrationHandleId),
       registration_id(kInvalidServiceWorkerRegistrationId) {
@@ -104,4 +109,14 @@ ServiceWorkerClientQueryOptions::ServiceWorkerClientQueryOptions()
       include_uncontrolled(false) {
 }
 
+ExtendableMessageEventSource::ExtendableMessageEventSource() {}
+
+ExtendableMessageEventSource::ExtendableMessageEventSource(
+    const ServiceWorkerClientInfo& client_info)
+    : client_info(client_info) {}
+
+ExtendableMessageEventSource::ExtendableMessageEventSource(
+    const ServiceWorkerObjectInfo& service_worker_info)
+    : service_worker_info(service_worker_info) {}
+
 }  // namespace content