Revert of [DevTools] Always report encodedDataLength in Network.ResponseReceived.

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 285 matching lines @@
 
   *defer = did_defer_ = true;
   OnDefer();
 
   if (rdh_->delegate()) {
     rdh_->delegate()->OnRequestRedirected(
         redirect_info.new_url, request(), info->GetContext(), response);
   }
 
   NetLogObserver::PopulateResponseInfo(request(), response);
+  response->head.encoded_data_length = request()->GetTotalReceivedBytes();
   reported_transfer_size_ = 0;
   response->head.request_start = request()->creation_time();
   response->head.response_start = TimeTicks::Now();
   // TODO(davidben): Is it necessary to pass the new first party URL for
   // cookies? The only case where it can change is top-level navigation requests
   // and hopefully those will eventually all be owned by the browser. It's
   // possible this is still needed while renderer-owned ones exist.
   return info->filter()->Send(new ResourceMsg_ReceivedRedirect(
       GetRequestID(), redirect_info, response->head));
 }
@@ skipping 285 matching lines @@
   } else {
     UMA_HISTOGRAM_CUSTOM_COUNTS(
         "Net.ResourceLoader.ResponseStartToEnd.Over_512kB",
         elapsed_time, 1, 100000, 100);
   }
 
   inlining_helper_->RecordHistogram(elapsed_time);
 }
 
 }  // namespace content