Move content/renderer/background_sync to Blink

third_party/WebKit/Source/modules/background_sync/BackgroundSyncClientImpl.h

+// 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.
+
+#ifndef BackgroundSyncClientImpl_h
+#define BackgroundSyncClientImpl_h
+
+#include "base/macros.h"
+#include "modules/serviceworkers/ServiceWorkerGlobalScope.h"
+#include "public/platform/WebCommon.h"
+#include "public/platform/modules/background_sync/background_sync.mojom-blink.h"
+#include "wtf/Compiler.h"
+
+namespace blink {
+
+class BLINK_EXPORT BackgroundSyncClientImpl
+    : public WTF_NON_EXPORTED_BASE(mojom::blink::BackgroundSyncServiceClient) {
+ public:
+  static void Create(ServiceWorkerGlobalScope*,
+                     mojom::blink::BackgroundSyncServiceClientRequest);
+
+  ~BackgroundSyncClientImpl() override;
+
+ private:
+  BackgroundSyncClientImpl(ServiceWorkerGlobalScope*);
+
+  // BackgroundSyncServiceClient methods:
+  void Sync(const WTF::String& tag,
+            mojom::blink::BackgroundSyncEventLastChance,
+            const SyncCallback&) override;
+
+  CrossThreadPersistent<ServiceWorkerGlobalScope> m_globalScope;
+
+  DISALLOW_COPY_AND_ASSIGN(BackgroundSyncClientImpl);
+};
+
+}  // namespace blink
+
+#endif  // BackgroundSyncClientImpl_h