[Payments] Implement openWindow for service worker based payment handler

content/renderer/service_worker/service_worker_context_client.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 CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 #define CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 84 matching lines @@
                          const IPC::Message& message);
 
   // WebServiceWorkerContextClient overrides.
   blink::WebURL Scope() const override;
   void GetClient(
       const blink::WebString&,
       std::unique_ptr<blink::WebServiceWorkerClientCallbacks>) override;
   void GetClients(
       const blink::WebServiceWorkerClientQueryOptions&,
       std::unique_ptr<blink::WebServiceWorkerClientsCallbacks>) override;
-  void OpenWindow(
+  void OpenWindowForClients(
+      const blink::WebURL&,
+      std::unique_ptr<blink::WebServiceWorkerClientCallbacks>) override;
+  void OpenWindowForPaymentHandler(
       const blink::WebURL&,
       std::unique_ptr<blink::WebServiceWorkerClientCallbacks>) override;
   void SetCachedMetadata(const blink::WebURL&,
                          const char* data,
                          size_t size) override;
   void ClearCachedMetadata(const blink::WebURL&) override;
   void WorkerReadyForInspection() override;
 
   // Called on the main thread.
   void WorkerContextFailedToStart() override;
@@ skipping 247 matching lines @@
   // Initialized on the worker thread in workerContextStarted and
   // destructed on the worker thread in willDestroyWorkerContext.
   std::unique_ptr<WorkerContextData> context_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerContextClient);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_