Revert "Allow MessageFilters to restrict listening to specific message classes"

content/browser/service_worker/service_worker_dispatcher_host.cc

 // Copyright 2013 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/browser/service_worker/service_worker_dispatcher_host.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/service_worker/embedded_worker_registry.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/browser/service_worker/service_worker_provider_host.h"
 #include "content/common/service_worker/embedded_worker_messages.h"
 #include "content/common/service_worker/service_worker_messages.h"
 #include "ipc/ipc_message_macros.h"
 #include "third_party/WebKit/public/platform/WebServiceWorkerError.h"
 #include "url/gurl.h"
 
 using blink::WebServiceWorkerError;
 
 namespace {
 
 const char kDisabledErrorMessage[] =
     "ServiceWorker is disabled";
 const char kDomainMismatchErrorMessage[] =
     "Scope and scripts do not have the same origin";
 
-const uint32 kFilteredMessageClasses[] = {
-  ServiceWorkerMsgStart,
-  EmbeddedWorkerMsgStart,
-};
-
 }  // namespace
 
 namespace content {
 
 ServiceWorkerDispatcherHost::ServiceWorkerDispatcherHost(
     int render_process_id)
-    : BrowserMessageFilter(
-          kFilteredMessageClasses, arraysize(kFilteredMessageClasses)),
-      render_process_id_(render_process_id) {
+    : render_process_id_(render_process_id) {
 }
 
 ServiceWorkerDispatcherHost::~ServiceWorkerDispatcherHost() {
   if (context_) {
     context_->RemoveAllProviderHostsForProcess(render_process_id_);
     context_->embedded_worker_registry()->RemoveChildProcessSender(
         render_process_id_);
   }
 }
 
@@ skipping 181 matching lines @@
     ServiceWorkerStatusCode status) {
   base::string16 error_message;
   blink::WebServiceWorkerError::ErrorType error_type;
   GetServiceWorkerRegistrationStatusResponse(
       status, &error_type, &error_message);
   Send(new ServiceWorkerMsg_ServiceWorkerRegistrationError(
       thread_id, request_id, error_type, error_message));
 }
 
 }  // namespace content