ServiceWorker: Remove unused MessageEvent implementation from ServiceWorkerGlobalScope

content/renderer/service_worker/service_worker_context_client.cc

 // Copyright 2015 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 "content/renderer/service_worker/service_worker_context_client.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/lazy_instance.h"
@@ skipping 235 matching lines @@
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_ExtendableMessageEvent,
                         OnExtendableMessageEvent)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_FetchEvent, OnFetchEvent)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_InstallEvent, OnInstallEvent)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_NotificationClickEvent,
                         OnNotificationClickEvent)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_NotificationCloseEvent,
                         OnNotificationCloseEvent)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_PushEvent, OnPushEvent)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_GeofencingEvent, OnGeofencingEvent)
-    IPC_MESSAGE_HANDLER(ServiceWorkerMsg_MessageToWorker, OnPostMessage)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_DidGetClient, OnDidGetClient)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_DidGetClients, OnDidGetClients)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_OpenWindowResponse,
                         OnOpenWindowResponse)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_OpenWindowError,
                         OnOpenWindowError)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_FocusClientResponse,
                         OnFocusClientResponse)
     IPC_MESSAGE_HANDLER(ServiceWorkerMsg_NavigateClientResponse,
                         OnNavigateClientResponse)
@@ skipping 563 matching lines @@
     const std::string& region_id,
     const blink::WebCircularGeofencingRegion& region) {
   TRACE_EVENT0("ServiceWorker",
                "ServiceWorkerContextClient::OnGeofencingEvent");
   proxy_->dispatchGeofencingEvent(
       request_id, event_type, blink::WebString::fromUTF8(region_id), region);
   Send(new ServiceWorkerHostMsg_GeofencingEventFinished(
       GetRoutingID(), request_id, blink::WebServiceWorkerEventResultCompleted));
 }
 
-void ServiceWorkerContextClient::OnPostMessage(
-    const base::string16& message,
-    const std::vector<TransferredMessagePort>& sent_message_ports,
-    const std::vector<int>& new_routing_ids) {
-  TRACE_EVENT0("ServiceWorker",
-               "ServiceWorkerContextClient::OnPostEvent");
-  blink::WebMessagePortChannelArray ports =
-      WebMessagePortChannelImpl::CreatePorts(
-          sent_message_ports, new_routing_ids,
-          main_thread_task_runner_);
-
-  // dispatchMessageEvent is expected to execute onmessage function
-  // synchronously.
-  base::TimeTicks before = base::TimeTicks::Now();
-  proxy_->dispatchMessageEvent(message, ports);
-  UMA_HISTOGRAM_MEDIUM_TIMES(
-      "ServiceWorker.MessageEvent.Time",
-      base::TimeTicks::Now() - before);
-}
-
 void ServiceWorkerContextClient::OnDidGetClient(
     int request_id,
     const ServiceWorkerClientInfo& client) {
   TRACE_EVENT0("ServiceWorker", "ServiceWorkerContextClient::OnDidGetClient");
   blink::WebServiceWorkerClientCallbacks* callbacks =
       context_->client_callbacks.Lookup(request_id);
   if (!callbacks) {
     NOTREACHED() << "Got stray response: " << request_id;
     return;
   }
@@ skipping 175 matching lines @@
 }
 
 base::WeakPtr<ServiceWorkerContextClient>
 ServiceWorkerContextClient::GetWeakPtr() {
   DCHECK(worker_task_runner_->RunsTasksOnCurrentThread());
   DCHECK(context_);
   return context_->weak_factory.GetWeakPtr();
 }
 
 }  // namespace content