Add DataReductionProxyExperimentsStats and UMA for measuring potentially non-compressed bytes.

chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.cc

 // Copyright 2014 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/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_service.h"
@@ skipping 120 matching lines @@
 #else
   base::TimeDelta commit_delay = base::TimeDelta::FromMinutes(60);
 #endif
 
   scoped_ptr<data_reduction_proxy::DataReductionProxyCompressionStats>
       compression_stats = make_scoped_ptr(
           new data_reduction_proxy::DataReductionProxyCompressionStats(
               profile_prefs, ui_task_runner, commit_delay));
   scoped_ptr<data_reduction_proxy::DataReductionProxyService> service =
       make_scoped_ptr(new data_reduction_proxy::DataReductionProxyService(
-          compression_stats.Pass(), this, request_context_getter,
+          compression_stats.Pass(), this, profile_prefs, request_context_getter,
           io_data->io_task_runner()));
   data_reduction_proxy::DataReductionProxySettings::
       InitDataReductionProxySettings(profile_prefs, io_data, service.Pass());
   io_data->SetDataReductionProxyService(
       data_reduction_proxy_service()->GetWeakPtr());
 
   data_reduction_proxy::DataReductionProxySettings::
       SetCallbackToRegisterSyntheticFieldTrial(
           base::Bind(
               &ChromeMetricsServiceAccessor::RegisterSyntheticFieldTrial));
@@ skipping 23 matching lines @@
 #elif defined(OS_OPENBSD)
   return data_reduction_proxy::Client::CHROME_OPENBSD;
 #elif defined(OS_SOLARIS)
   return data_reduction_proxy::Client::CHROME_SOLARIS;
 #elif defined(OS_QNX)
   return data_reduction_proxy::Client::CHROME_QNX;
 #else
   return data_reduction_proxy::Client::UNKNOWN;
 #endif
 }