CallbackPromiseAdapter types should be more compatible with WebCallbacks (1/3).

Source/modules/presentation/PresentationSession.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 PresentationSession_h
 #define PresentationSession_h
 
 #include "core/events/EventTarget.h"
 #include "core/fileapi/Blob.h"
 #include "core/fileapi/FileError.h"
 #include "core/frame/DOMWindowProperty.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/modules/presentation/WebPresentationSessionClient.h"
+#include "wtf/OwnPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace WTF {
 class AtomicString;
 } // namespace WTF
 
 namespace blink {
 
 class DOMArrayBuffer;
 class DOMArrayBufferView;
 class PresentationController;
 
 class PresentationSession final
     : public RefCountedGarbageCollectedEventTargetWithInlineData<PresentationSession>
     , public DOMWindowProperty {
     REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(PresentationSession);
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(PresentationSession);
     DEFINE_WRAPPERTYPEINFO();
 public:
     // For CallbackPromiseAdapter.
-    using WebType = WebPresentationSessionClient;
+    using WebType = OwnPtr<WebPresentationSessionClient>;
 
     static PresentationSession* take(ScriptPromiseResolver*, PassOwnPtr<WebPresentationSessionClient>);
     static PresentationSession* take(PresentationController*, PassOwnPtr<WebPresentationSessionClient>);
     ~PresentationSession() override;
 
     // EventTarget implementation.
     const AtomicString& interfaceName() const override;
     ExecutionContext* executionContext() const override;
 
     DECLARE_VIRTUAL_TRACE();
@@ skipping 72 matching lines @@
     // For Blob data handling.
     Member<BlobLoader> m_blobLoader;
     Deque<OwnPtr<Message>> m_messages;
 
     BinaryType m_binaryType;
 };
 
 } // namespace blink
 
 #endif // PresentationSession_h