PaymentHandler: Should not allow accessing PaymentManager in Extension.

third_party/WebKit/Source/modules/payments/PaymentAppServiceWorkerRegistration.h

 // Copyright 2016 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 PaymentAppServiceWorkerRegistration_h
 #define PaymentAppServiceWorkerRegistration_h
 
 #include "modules/serviceworkers/ServiceWorkerRegistration.h"
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class PaymentManager;
 class ScriptState;
 class ServiceWorkerRegistration;
 
 class PaymentAppServiceWorkerRegistration final
     : public GarbageCollectedFinalized<PaymentAppServiceWorkerRegistration>,
       public Supplement<ServiceWorkerRegistration> {
   USING_GARBAGE_COLLECTED_MIXIN(PaymentAppServiceWorkerRegistration);
   WTF_MAKE_NONCOPYABLE(PaymentAppServiceWorkerRegistration);
 
  public:
   virtual ~PaymentAppServiceWorkerRegistration();
   static PaymentAppServiceWorkerRegistration& From(ServiceWorkerRegistration&);
 
   static PaymentManager* paymentManager(ScriptState*,
-                                        ServiceWorkerRegistration&);
-  PaymentManager* paymentManager(ScriptState*);
+                                        ServiceWorkerRegistration&,
+                                        ExceptionState&);
+  PaymentManager* paymentManager(ScriptState*, ExceptionState&);
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   explicit PaymentAppServiceWorkerRegistration(ServiceWorkerRegistration*);
   static const char* SupplementName();
 
   Member<ServiceWorkerRegistration> registration_;
   Member<PaymentManager> payment_manager_;
 };
 
 }  // namespace blink
 
 #endif  // PaymentAppServiceWorkerRegistration_h