Adding compressed bytes to DRP pingback

chrome/browser/page_load_metrics/observers/data_reduction_proxy_metrics_observer.cc

 // Copyright 2016 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 "chrome/browser/page_load_metrics/observers/data_reduction_proxy_metrics_observer.h"
 
 #include <string>
 
 #include "base/metrics/histogram_macros.h"
 #include "base/optional.h"
@@ skipping 308 matching lines @@
   }
   if (WasStartedInForegroundOptionalEventInForeground(timing.parse_stop,
                                                       info)) {
     parse_stop = timing.parse_stop;
   }
 
   DataReductionProxyPageLoadTiming data_reduction_proxy_timing(
       timing.navigation_start, response_start, load_event_start,
       first_image_paint, first_contentful_paint,
       experimental_first_meaningful_paint,
-      parse_blocked_on_script_load_duration, parse_stop);
+      parse_blocked_on_script_load_duration, parse_stop, network_bytes_,
+      original_network_bytes_);
   GetPingbackClient()->SendPingback(*data_, data_reduction_proxy_timing);
 }
 
 void DataReductionProxyMetricsObserver::OnDomContentLoadedEventStart(
     const page_load_metrics::PageLoadTiming& timing,
     const page_load_metrics::PageLoadExtraInfo& info) {
   RECORD_HISTOGRAMS_FOR_SUFFIX(
       data_, timing.dom_content_loaded_event_start.value(),
       internal::kHistogramDOMContentLoadedEventFiredSuffix);
 }
@@ skipping 81 matching lines @@
 
 DataReductionProxyPingbackClient*
 DataReductionProxyMetricsObserver::GetPingbackClient() const {
   return DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
              browser_context_)
       ->data_reduction_proxy_service()
       ->pingback_client();
 }
 
 }  // namespace data_reduction_proxy