Introducing the WebServiceWorkerCacheStorage.

Source/modules/serviceworkers/CacheStorage.h

 // 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 CacheStorage_h
 #define CacheStorage_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/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 
+namespace blink {
+class WebServiceWorkerCacheStorage;
+}
+
 namespace WebCore {
 
 // See https://slightlyoff.github.io/ServiceWorker/spec/service_worker/index.html#cache-storage
 
 class CacheStorage FINAL : public RefCountedWillBeGarbageCollected<CacheStorage>, public ScriptWrappable {
     WTF_MAKE_NONCOPYABLE(CacheStorage);
 public:
-    static PassRefPtr<CacheStorage> create();
+    static PassRefPtr<CacheStorage> create(blink::WebServiceWorkerCacheStorage*);
     virtual ~CacheStorage();
 
     ScriptPromise createFunction(ScriptState*, const String& key);
     ScriptPromise rename(ScriptState*, const String& oldKey, const String& newKey);
     ScriptPromise get(ScriptState*, const String& key);
     ScriptPromise deleteFunction(ScriptState*, const String& key);
     ScriptPromise keys(ScriptState*);
 
 private:
-    CacheStorage();
+    CacheStorage(blink::WebServiceWorkerCacheStorage*);
+
+    blink::WebServiceWorkerCacheStorage* m_webCacheStorage;
 };
 
 } // namespace WebCore
 
 #endif // CacheStorage_h