ResourceDispatcherHostDelegate::OnResponseStarted doesn't need IPC::Sender

content/browser/loader/async_resource_handler.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/async_resource_handler.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 320 matching lines @@
 
   // We want to send a final upload progress message prior to sending the
   // response complete message even if we're waiting for an ack to to a
   // previous upload progress message.
   if (info->is_upload_progress_enabled()) {
     waiting_for_upload_progress_ack_ = false;
     ReportUploadProgress();
   }
 
   if (rdh_->delegate()) {
-    rdh_->delegate()->OnResponseStarted(
-        request(), info->GetContext(), response, info->filter());
+    rdh_->delegate()->OnResponseStarted(request(), info->GetContext(),
+                                        response);
   }
 
   NetLogObserver::PopulateResponseInfo(request(), response);
 
   const HostZoomMapImpl* host_zoom_map =
       static_cast<const HostZoomMapImpl*>(info->filter()->GetHostZoomMap());
 
   if (info->GetResourceType() == RESOURCE_TYPE_MAIN_FRAME && host_zoom_map) {
     const GURL& request_url = request()->url();
     int render_process_id = info->GetChildID();
@@ skipping 248 matching lines @@
   } else {
     UMA_HISTOGRAM_CUSTOM_COUNTS(
         "Net.ResourceLoader.ResponseStartToEnd.Over_512kB",
         elapsed_time, 1, 100000, 100);
   }
 
   inlining_helper_->RecordHistogram(elapsed_time);
 }
 
 }  // namespace content