network service: Create URLLoader for service worker navigation case

content/browser/service_worker/service_worker_url_loader_factory.cc

Index: content/browser/service_worker/service_worker_url_loader_factory.cc
diff --git a/content/browser/service_worker/service_worker_url_loader_factory.cc b/content/browser/service_worker/service_worker_url_loader_factory.cc
new file mode 100644
index 0000000000000000000000000000000000000000..21ee70445c4dff41a040169c1d7050027ddbc482
--- /dev/null
+++ b/content/browser/service_worker/service_worker_url_loader_factory.cc
@@ -0,0 +1,15 @@
+// Copyright 2017 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_url_loader_factory.h"
+
+namespace content {
+
+ServiceWorkerURLLoaderFactory::ServiceWorkerURLLoaderFactory(
+    std::unique_ptr<ServiceWorkerRequestHandler> handler)
+    : handler_(std::move(handler)) {}
+
+ServiceWorkerURLLoaderFactory::~ServiceWorkerURLLoaderFactory() {}
+
+}  // namespace content