Revert of Revert "Mojoify FetchEvent of Service Worker."

content/common/service_worker/service_worker_status_code_traits.cc

Index: content/common/service_worker/service_worker_status_code_traits.cc
diff --git a/content/common/service_worker/service_worker_status_code_traits.cc b/content/common/service_worker/service_worker_status_code_traits.cc
new file mode 100644
index 0000000000000000000000000000000000000000..65f26ae52e9b4832acdf839cefa3d9982787d5d0
--- /dev/null
+++ b/content/common/service_worker/service_worker_status_code_traits.cc
@@ -0,0 +1,51 @@
+// Copyright 2016 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/common/service_worker/service_worker_status_code_traits.h"
+
+#include "base/logging.h"
+#include "content/common/service_worker/service_worker_status_code.h"
+#include "third_party/WebKit/public/platform/modules/serviceworker/service_worker_event_status.mojom.h"
+
+namespace mojo {
+
+// static
+blink::mojom::ServiceWorkerEventStatus EnumTraits<
+    blink::mojom::ServiceWorkerEventStatus,
+    content::ServiceWorkerStatusCode>::ToMojom(content::ServiceWorkerStatusCode
+                                                   input) {
+  switch (input) {
+    case content::SERVICE_WORKER_OK:
+      return blink::mojom::ServiceWorkerEventStatus::COMPLETED;
+    case content::SERVICE_WORKER_ERROR_EVENT_WAITUNTIL_REJECTED:
+      return blink::mojom::ServiceWorkerEventStatus::REJECTED;
+    case content::SERVICE_WORKER_ERROR_ABORT:
+      return blink::mojom::ServiceWorkerEventStatus::ABORTED;
+    default:
+      NOTREACHED() << "Unexpected ServiceWorkerStatusCode: " << input;
+      return blink::mojom::ServiceWorkerEventStatus::ABORTED;
+  }
+}
+
+// static
+bool EnumTraits<blink::mojom::ServiceWorkerEventStatus,
+                content::ServiceWorkerStatusCode>::
+    FromMojom(blink::mojom::ServiceWorkerEventStatus input,
+              content::ServiceWorkerStatusCode* out) {
+  switch (input) {
+    case blink::mojom::ServiceWorkerEventStatus::COMPLETED:
+      *out = content::SERVICE_WORKER_OK;
+      return true;
+    case blink::mojom::ServiceWorkerEventStatus::REJECTED:
+      *out = content::SERVICE_WORKER_ERROR_EVENT_WAITUNTIL_REJECTED;
+      return true;
+    case blink::mojom::ServiceWorkerEventStatus::ABORTED:
+      *out = content::SERVICE_WORKER_ERROR_ABORT;
+      return true;
+  }
+  NOTREACHED();
+  return false;
+}
+
+}  // namespace content