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

public/platform/modules/notifications/WebNotificationManager.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 WebNotificationManager_h
 #define WebNotificationManager_h
 
 #include "public/platform/WebCallbacks.h"
-#include "public/platform/WebPassOwnPtr.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebVector.h"
 #include "public/platform/modules/notifications/WebNotificationData.h"
 #include "public/platform/modules/notifications/WebNotificationPermission.h"
 #include <stdint.h>
 
 namespace blink {
 
 class WebNotificationDelegate;
 class WebSerializedOrigin;
 class WebServiceWorkerRegistration;
 
 // Structure representing the info associated with a persistent notification.
 struct WebPersistentNotificationInfo {
     int64_t persistentId = 0;
     WebNotificationData data;
 };
 
-using WebNotificationGetCallbacks = WebCallbacks<WebPassOwnPtr<WebVector<WebPersistentNotificationInfo>>, void>;
+using WebNotificationGetCallbacks = WebCallbacks<const WebVector<WebPersistentNotificationInfo>&, void>;
 using WebNotificationShowCallbacks = WebCallbacks<void, void>;
 
 // Provides the services to show platform notifications to the user.
 class WebNotificationManager {
 public:
     virtual ~WebNotificationManager() { }
 
     // Shows a page notification on the user's system. These notifications will have their
     // events delivered to the delegate specified in this call.
     virtual void show(const WebSerializedOrigin&, const WebNotificationData&, WebNotificationDelegate*) = 0;
@@ skipping 18 matching lines @@
     // be used by the embedder to dispatch events.
     virtual void notifyDelegateDestroyed(WebNotificationDelegate*) = 0;
 
     // Synchronously checks the permission level for the given origin.
     virtual WebNotificationPermission checkPermission(const WebSerializedOrigin&) = 0;
 };
 
 } // namespace blink
 
 #endif // WebNotificationManager_h