[ServiceWorker] Add EmbeddedWorkerInstanceHost Interface.

content/browser/service_worker/service_worker_dispatcher_host.cc

Index: content/browser/service_worker/service_worker_dispatcher_host.cc
diff --git a/content/browser/service_worker/service_worker_dispatcher_host.cc b/content/browser/service_worker/service_worker_dispatcher_host.cc
index d8a667c555454f71233e43c56697639dbaf8ceb1..70729b5a25cc97451eb7e742463d499b7564bcdf 100644
--- a/content/browser/service_worker/service_worker_dispatcher_host.cc
+++ b/content/browser/service_worker/service_worker_dispatcher_host.cc
@@ -180,8 +180,6 @@ bool ServiceWorkerDispatcherHost::OnMessageReceived(
                         OnGetRegistrationForReady)
     IPC_MESSAGE_HANDLER(ServiceWorkerHostMsg_PostMessageToWorker,
                         OnPostMessageToWorker)
-    IPC_MESSAGE_HANDLER(EmbeddedWorkerHostMsg_WorkerReadyForInspection,
-                        OnWorkerReadyForInspection)
     IPC_MESSAGE_HANDLER(EmbeddedWorkerHostMsg_WorkerScriptLoaded,
                         OnWorkerScriptLoaded)
     IPC_MESSAGE_HANDLER(EmbeddedWorkerHostMsg_WorkerThreadStarted,
@@ -1355,18 +1353,6 @@ void ServiceWorkerDispatcherHost::UpdateComplete(
   Send(new ServiceWorkerMsg_ServiceWorkerUpdated(thread_id, request_id));
 }
 
-void ServiceWorkerDispatcherHost::OnWorkerReadyForInspection(
-    int embedded_worker_id) {
-  TRACE_EVENT0("ServiceWorker",
-               "ServiceWorkerDispatcherHost::OnWorkerReadyForInspection");
-  if (!GetContext())
-    return;
-  EmbeddedWorkerRegistry* registry = GetContext()->embedded_worker_registry();
-  if (!registry->CanHandle(embedded_worker_id))
-    return;
-  registry->OnWorkerReadyForInspection(render_process_id_, embedded_worker_id);
-}
-
 void ServiceWorkerDispatcherHost::OnWorkerScriptLoaded(int embedded_worker_id) {
   TRACE_EVENT0("ServiceWorker",
                "ServiceWorkerDispatcherHost::OnWorkerScriptLoaded");