[Background Sync] Use Mojo IPC to fire background sync events

content/common/service_worker/service_worker_type_converters.cc

Index: content/common/service_worker/service_worker_type_converters.cc
diff --git a/content/common/service_worker/service_worker_type_converters.cc b/content/common/service_worker/service_worker_type_converters.cc
new file mode 100644
index 0000000000000000000000000000000000000000..735f529a93263aa95c14e31035ce1d892829a315
--- /dev/null
+++ b/content/common/service_worker/service_worker_type_converters.cc
@@ -0,0 +1,32 @@
+// Copyright 2015 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_type_converters.h"
+
+#include "base/logging.h"
+
+namespace mojo {
+
+// TODO(iclelland): Make these enums equivalent so that conversion can be a
+// static cast.
+content::ServiceWorkerStatusCode
+TypeConverter<content::ServiceWorkerStatusCode,
+              content::ServiceWorkerEventStatus>::
+    Convert(content::ServiceWorkerEventStatus status) {
+  content::ServiceWorkerStatusCode status_code;
+  if (status == content::SERVICE_WORKER_EVENT_STATUS_COMPLETED) {
+    status_code = content::SERVICE_WORKER_OK;
+  } else if (status == content::SERVICE_WORKER_EVENT_STATUS_REJECTED) {
+    status_code = content::SERVICE_WORKER_ERROR_EVENT_WAITUNTIL_REJECTED;
+  } else if (status == content::SERVICE_WORKER_EVENT_STATUS_ABORTED) {
+    status_code = content::SERVICE_WORKER_ERROR_ABORT;
+  } else {
+    // We received an unexpected value back. This can theoretically happen as
+    // mojo doesn't validate enum values.
+    status_code = content::SERVICE_WORKER_ERROR_IPC_FAILED;
+  }
+  return status_code;
+}
+
+}  // namespace