ServiceWorker: Remove unused MessageEvent implementation from ServiceWorkerGlobalScope

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 195 matching lines @@
   void OnPushEvent(int request_id, const PushEventPayload& payload);
   void OnNotificationCloseEvent(
       int request_id,
       int64_t persistent_notification_id,
       const PlatformNotificationData& notification_data);
   void OnGeofencingEvent(int request_id,
                          blink::WebGeofencingEventType event_type,
                          const std::string& region_id,
                          const blink::WebCircularGeofencingRegion& region);
 
-  // TODO(nhiroki): Remove this after ExtendableMessageEvent is enabled by
-  // default (crbug.com/543198).
-  void OnPostMessage(
-      const base::string16& message,
-      const std::vector<TransferredMessagePort>& sent_message_ports,
-      const std::vector<int>& new_routing_ids);
-
   void OnDidGetClient(int request_id, const ServiceWorkerClientInfo& client);
   void OnDidGetClients(
       int request_id, const std::vector<ServiceWorkerClientInfo>& clients);
   void OnOpenWindowResponse(int request_id,
                             const ServiceWorkerClientInfo& client);
   void OnOpenWindowError(int request_id, const std::string& message);
   void OnFocusClientResponse(int request_id,
                              const ServiceWorkerClientInfo& client);
   void OnNavigateClientResponse(int request_id,
                                 const ServiceWorkerClientInfo& client);
@@ skipping 24 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_