Specialize base::IsWeakReceiver for Blink weak pointers to support base::Bind (1/5)

third_party/WebKit/Source/modules/notifications/ServiceWorkerRegistrationNotifications.cpp

 // 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.
 
 #include "modules/notifications/ServiceWorkerRegistrationNotifications.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/ExecutionContext.h"
@@ skipping 112 matching lines @@
     if (!supplement) {
         supplement = new ServiceWorkerRegistrationNotifications(executionContext, &registration);
         provideTo(registration, supplementName(), supplement);
     }
     return *supplement;
 }
 
 void ServiceWorkerRegistrationNotifications::prepareShow(const WebNotificationData& data, std::unique_ptr<WebNotificationShowCallbacks> callbacks)
 {
     RefPtr<SecurityOrigin> origin = getExecutionContext()->getSecurityOrigin();
-    NotificationResourcesLoader* loader = new NotificationResourcesLoader(WTF::bind(&ServiceWorkerRegistrationNotifications::didLoadResources, WeakPersistentThisPointer<ServiceWorkerRegistrationNotifications>(this), origin.release(), data, passed(std::move(callbacks))));
+    NotificationResourcesLoader* loader = new NotificationResourcesLoader(WTF::bind(&ServiceWorkerRegistrationNotifications::didLoadResources, wrapWeakPersistent(this), origin.release(), data, passed(std::move(callbacks))));
     m_loaders.add(loader);
     loader->start(getExecutionContext(), data);
 }
 
 void ServiceWorkerRegistrationNotifications::didLoadResources(PassRefPtr<SecurityOrigin> origin, const WebNotificationData& data, std::unique_ptr<WebNotificationShowCallbacks> callbacks, NotificationResourcesLoader* loader)
 {
     DCHECK(m_loaders.contains(loader));
 
     WebNotificationManager* notificationManager = Platform::current()->notificationManager();
     DCHECK(notificationManager);
 
     notificationManager->showPersistent(WebSecurityOrigin(origin.get()), data, loader->getResources(), m_registration->webRegistration(), callbacks.release());
     m_loaders.remove(loader);
 }
 
 } // namespace blink