Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/modules/cachestorage/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 "modules/cachestorage/Cache.h"
 #include "modules/cachestorage/CacheQueryOptions.h"
 #include "modules/fetch/GlobalFetch.h"
 #include "public/platform/modules/serviceworker/WebServiceWorkerCacheStorage.h"
 #include "wtf/Forward.h"
 #include "wtf/HashMap.h"
 #include "wtf/Noncopyable.h"
-#include <memory>
 
 namespace blink {
 
 class Cache;
 class WebServiceWorkerCacheStorage;
 
 class CacheStorage final : public GarbageCollectedFinalized<CacheStorage>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
     WTF_MAKE_NONCOPYABLE(CacheStorage);
 public:
@@ skipping 12 matching lines @@
 private:
     class Callbacks;
     class WithCacheCallbacks;
     class DeleteCallbacks;
     class KeysCallbacks;
     class MatchCallbacks;
 
     friend class WithCacheCallbacks;
     friend class DeleteCallbacks;
 
-    CacheStorage(GlobalFetch::ScopedFetcher*, std::unique_ptr<WebServiceWorkerCacheStorage>);
+    CacheStorage(GlobalFetch::ScopedFetcher*, PassOwnPtr<WebServiceWorkerCacheStorage>);
     ScriptPromise matchImpl(ScriptState*, const Request*, const CacheQueryOptions&);
 
     Member<GlobalFetch::ScopedFetcher> m_scopedFetcher;
-    std::unique_ptr<WebServiceWorkerCacheStorage> m_webCacheStorage;
+    OwnPtr<WebServiceWorkerCacheStorage> m_webCacheStorage;
     HeapHashMap<String, Member<Cache>> m_nameToCacheMap;
 };
 
 } // namespace blink
 
 #endif // CacheStorage_h