Add data reduction functionality to all platforms.

net/proxy/proxy_service.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 "net/proxy/proxy_service.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 1189 matching lines @@
   bool re_resolve = result->config_id_ != config_.id();
 
   if (re_resolve) {
     // If we have a new config or the config was never tried, we delete the
     // list of bad proxies and we try again.
     proxy_retry_info_.clear();
     return ResolveProxy(url, load_flags, result, callback, pac_request,
                         network_delegate, net_log);
   }
 
-#if defined(SPDY_PROXY_AUTH_ORIGIN)
   if (result->proxy_server().isDataReductionProxy()) {

[bengr, 2014/07/11 20:42:54]

We should embed this logic into ProxyService instead of it being part of
ProxyService.

     RecordDataReductionProxyBypassInfo(
         true, false, result->proxy_server(), NETWORK_ERROR);
     RecordDataReductionProxyBypassOnNetworkError(
         true, result->proxy_server(), net_error);
   } else if (result->proxy_server().isDataReductionProxyFallback()) {
     RecordDataReductionProxyBypassInfo(
         false, false, result->proxy_server(), NETWORK_ERROR);
     RecordDataReductionProxyBypassOnNetworkError(
         false, result->proxy_server(), net_error);
   }
-#endif
 
   // We don't have new proxy settings to try, try to fallback to the next proxy
   // in the list.
   bool did_fallback = result->Fallback(net_log);
 
   // Return synchronous failure if there is nothing left to fall-back to.
   // TODO(eroman): This is a yucky API, clean it up.
   return did_fallback ? OK : ERR_FAILED;
 }
 
@@ skipping 377 matching lines @@
   State previous_state = ResetProxyConfig(false);
   if (previous_state != STATE_NONE)
     ApplyProxyConfigIfAvailable();
 }
 
 void ProxyService::OnDNSChanged() {
   OnIPAddressChanged();
 }
 
 }  // namespace net