Add Mojo types and service definitions for Background Sync API

content/child/background_sync/background_sync_type_converters.h

Index: content/child/background_sync/background_sync_type_converters.h
diff --git a/content/child/background_sync/background_sync_type_converters.h b/content/child/background_sync/background_sync_type_converters.h
new file mode 100644
index 0000000000000000000000000000000000000000..ea1c9a915d91c8c12e026822f34248c4ad44414e
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+++ b/content/child/background_sync/background_sync_type_converters.h
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+// 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.
+
+#ifndef CONTENT_CHILD_BACKGROUND_SYNC_BACKGROUND_SYNC_TYPE_CONVERTERS_H_
+#define CONTENT_CHILD_BACKGROUND_SYNC_BACKGROUND_SYNC_TYPE_CONVERTERS_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "content/common/background_sync_service.mojom.h"
+#include "content/common/content_export.h"
+#include "third_party/WebKit/public/platform/modules/background_sync/WebSyncError.h"
+#include "third_party/WebKit/public/platform/modules/background_sync/WebSyncRegistration.h"
+#include "third_party/mojo/src/mojo/public/cpp/bindings/type_converter.h"
+
+namespace mojo {
+
+// blink::WebSyngRegistration::Periodicity <=>
+//    content::BackgroundSyncPeriodicity
+
+template <>
+struct CONTENT_EXPORT TypeConverter<blink::WebSyncRegistration::Periodicity,
+                     content::BackgroundSyncPeriodicity> {
+  static blink::WebSyncRegistration::Periodicity Convert(
+      content::BackgroundSyncPeriodicity input);
+};
+
+template <>
+struct CONTENT_EXPORT TypeConverter<content::BackgroundSyncPeriodicity,
+                     blink::WebSyncRegistration::Periodicity> {
+  static content::BackgroundSyncPeriodicity Convert(
+      blink::WebSyncRegistration::Periodicity input);
+};
+
+// blink::WebSyncRegistration::NetworkState <=>
+//     content::BackgroundSyncNetworkState
+
+template <>
+struct CONTENT_EXPORT TypeConverter<blink::WebSyncRegistration::NetworkState,
+                     content::BackgroundSyncNetworkState> {
+  static blink::WebSyncRegistration::NetworkState Convert(
+      content::BackgroundSyncNetworkState input);
+};
+
+template <>
+struct CONTENT_EXPORT TypeConverter<content::BackgroundSyncNetworkState,
+                     blink::WebSyncRegistration::NetworkState> {
+  static content::BackgroundSyncNetworkState Convert(
+      blink::WebSyncRegistration::NetworkState input);
+};
+
+// blink::WebSyncRegistration::PowerState <=>
+//     content::BackgroundSyncPowerState
+
+template <>
+struct CONTENT_EXPORT TypeConverter<blink::WebSyncRegistration::PowerState,
+                     content::BackgroundSyncPowerState> {
+  static blink::WebSyncRegistration::PowerState Convert(
+      content::BackgroundSyncPowerState input);
+};
+
+template <>
+struct CONTENT_EXPORT TypeConverter<content::BackgroundSyncPowerState,
+                     blink::WebSyncRegistration::PowerState> {
+  static content::BackgroundSyncPowerState Convert(
+      blink::WebSyncRegistration::PowerState input);
+};
+
+// blink::WebSyncRegistration <=>
+//     content::SyncRegistration
+
+template <>
+struct CONTENT_EXPORT TypeConverter<scoped_ptr<blink::WebSyncRegistration>,
+                     content::SyncRegistrationPtr> {
+  static scoped_ptr<blink::WebSyncRegistration> Convert(
+      const content::SyncRegistrationPtr& input);
+};
+
+template <>
+struct CONTENT_EXPORT TypeConverter<content::SyncRegistrationPtr,
+                     blink::WebSyncRegistration> {
+  static content::SyncRegistrationPtr Convert(
+      const blink::WebSyncRegistration& input);
+};
+
+}  // namespace mojo
+
+#endif  // CONTENT_CHILD_BACKGROUND_SYNC_BACKGROUND_SYNC_TYPE_CONVERTERS_H_