Introducing the WebServiceWorkerCacheStorage.

Source/modules/serviceworkers/CacheStorage.h

Index: Source/modules/serviceworkers/CacheStorage.h
diff --git a/Source/modules/serviceworkers/CacheStorage.h b/Source/modules/serviceworkers/CacheStorage.h
index b01e723a2fa7313419c2c8bd1e54fba1a7be0c1c..3d6c5784f37cbc98850d1715e8da4ed11d58c273 100644
--- a/Source/modules/serviceworkers/CacheStorage.h
+++ b/Source/modules/serviceworkers/CacheStorage.h
@@ -10,8 +10,13 @@
 #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
@@ -19,7 +24,7 @@ namespace WebCore {
 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);
@@ -29,7 +34,9 @@ public:
     ScriptPromise keys(ScriptState*);
 
 private:
-    CacheStorage();
+    CacheStorage(blink::WebServiceWorkerCacheStorage*);
+
+    blink::WebServiceWorkerCacheStorage* m_webCacheStorage;
 };
 
 } // namespace WebCore