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

content/browser/loader/resource_scheduler_filter.cc

 // Copyright (c) 2012 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/loader/resource_scheduler_filter.h"
 
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/loader/resource_scheduler.h"
 #include "content/common/frame_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/common/page_transition_types.h"
 
 namespace content {
-namespace {
-const uint32 kFilteredMessageClasses[] = {
-  FrameMsgStart,
-  ViewMsgStart,
-};
-}  // namespace
 
 ResourceSchedulerFilter::ResourceSchedulerFilter(int child_id)
-    : BrowserMessageFilter(
-          kFilteredMessageClasses, arraysize(kFilteredMessageClasses)),
-      child_id_(child_id) {
+    : child_id_(child_id) {
 }
 
 ResourceSchedulerFilter::~ResourceSchedulerFilter() {
 }
 
 bool ResourceSchedulerFilter::OnMessageReceived(const IPC::Message& message,
                                                 bool* message_was_ok) {
   ResourceScheduler* scheduler =
       ResourceDispatcherHostImpl::Get()->scheduler();
   // scheduler can be NULL during shutdown, in which case it's ok to ignore the
@@ skipping 21 matching lines @@
       break;
 
     default:
       break;
   }
 
   return false;
 }
 
 }  // namespace content