Introducing the WebServiceWorkerCacheStorage

Source/modules/serviceworkers/FetchStores.h

Index: Source/modules/serviceworkers/FetchStores.h
diff --git a/Source/modules/serviceworkers/FetchStores.h b/Source/modules/serviceworkers/FetchStores.h
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+++ b/Source/modules/serviceworkers/FetchStores.h
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+// Copyright 2014 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 FetchStores_h
+#define FetchStores_h
+
+#include "bindings/core/v8/ScriptPromise.h"
+#include "bindings/core/v8/ScriptState.h"
+#include "bindings/core/v8/ScriptWrappable.h"
+#include "wtf/Forward.h"
+#include "wtf/Noncopyable.h"
+#include "wtf/RefCounted.h"
+
+namespace blink {
+
+class WebServiceWorkerFetchStores;
+
+// See https://slightlyoff.github.io/ServiceWorker/spec/service_worker/index.html#cache-storage
+class FetchStores FINAL : public RefCountedWillBeGarbageCollected<FetchStores>, public ScriptWrappable {
+    WTF_MAKE_NONCOPYABLE(FetchStores);
+public:
+    static PassRefPtrWillBeRawPtr<FetchStores> create(blink::WebServiceWorkerFetchStores*);
+
+    ScriptPromise get(ScriptState*, const String& fetchStoreName);
+    ScriptPromise has(ScriptState*, const String& fetchStoreName);
+    ScriptPromise createFunction(ScriptState*, const String& fetchStoreName);
+    ScriptPromise deleteFunction(ScriptState*, const String& fetchStoreName);
+    ScriptPromise keys(ScriptState*);
+
+    void trace(Visitor*) { }
+
+private:
+    explicit FetchStores(blink::WebServiceWorkerFetchStores*);
+
+    blink::WebServiceWorkerFetchStores* m_webFetchStores;
+};
+
+} // namespace blink
+
+#endif // FetchStores_h