service worker: navigation preload basic setters/getters and flag

content/child/service_worker/web_service_worker_impl.cc

Index: content/child/service_worker/web_service_worker_impl.cc
diff --git a/content/child/service_worker/web_service_worker_impl.cc b/content/child/service_worker/web_service_worker_impl.cc
index cdbb0b0462df3a1c52dc3975f70b70b265d5c0e1..0be2dd162a89aff5dbc7b8f8a41bf0bf7b0a364c 100644
--- a/content/child/service_worker/web_service_worker_impl.cc
+++ b/content/child/service_worker/web_service_worker_impl.cc
@@ -124,6 +124,26 @@ void WebServiceWorkerImpl::postMessage(
                  base::Passed(base::WrapUnique(channels))));
 }
 
+void WebServiceWorkerImpl::setNavigationPreload(
+    const blink::WebString& value,
+    WebSetNavigationPreloadCallbacks* callback) {
+  LOG(ERROR) << "WebServiceWorkerImpl::setNavigationPreload " << value.utf8();
+  ServiceWorkerDispatcher* dispatcher =
+      ServiceWorkerDispatcher::GetThreadSpecificInstance();
+  DCHECK(dispatcher);
+  dispatcher->SetNavigationPreload(handle_ref_->handle_id(), value.utf8(),
+                                   callback);
+}
+
+void WebServiceWorkerImpl::getNavigationPreload(
+    WebGetNavigationPreloadCallbacks* callback) {
+  LOG(ERROR) << "WebServiceWorkerImpl::getNavigationPreload ";
+  ServiceWorkerDispatcher* dispatcher =
+      ServiceWorkerDispatcher::GetThreadSpecificInstance();
+  DCHECK(dispatcher);
+  dispatcher->GetNavigationPreload(handle_ref_->handle_id(), callback);
+}
+
 void WebServiceWorkerImpl::terminate() {
   thread_safe_sender_->Send(
       new ServiceWorkerHostMsg_TerminateWorker(handle_ref_->handle_id()));