Added alternative configuration for the data reduction proxy

components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.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 "components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_settings.h"
 #include "net/base/auth.h"
@@ skipping 17 matching lines @@
 int64 DataReductionProxyAuthRequestHandler::auth_request_timestamp_ = 0;
 
 int DataReductionProxyAuthRequestHandler::back_to_back_failure_count_ = 0;
 
 int64
 DataReductionProxyAuthRequestHandler::auth_token_invalidation_timestamp_ = 0;
 
 
 DataReductionProxyAuthRequestHandler::DataReductionProxyAuthRequestHandler(
     DataReductionProxySettings* settings) : settings_(settings) {
+  DCHECK(settings);
 }
 
 DataReductionProxyAuthRequestHandler::~DataReductionProxyAuthRequestHandler() {
 }
 
 DataReductionProxyAuthRequestHandler::TryHandleResult
 DataReductionProxyAuthRequestHandler::TryHandleAuthentication(
     net::AuthChallengeInfo* auth_info,
     base::string16* user,
     base::string16* password) {
@@ skipping 49 matching lines @@
     *user = base::string16();
     DLOG(WARNING) << "Data reduction proxy auth produced null token.";
     return TRY_HANDLE_RESULT_CANCEL;
   }
   *user = base::UTF8ToUTF16("fw-cookie");
   return TRY_HANDLE_RESULT_PROCEED;
 }
 
 bool DataReductionProxyAuthRequestHandler::IsAcceptableAuthChallenge(
     net::AuthChallengeInfo* auth_info) {
-  return DataReductionProxySettings::IsAcceptableAuthChallenge(auth_info);
+  return settings_->IsAcceptableAuthChallenge(auth_info);
 }
 
 base::string16 DataReductionProxyAuthRequestHandler::GetTokenForAuthChallenge(
     net::AuthChallengeInfo* auth_info) {
   DCHECK(settings_);
   return settings_->GetTokenForAuthChallenge(auth_info);
 }
 
 base::TimeTicks DataReductionProxyAuthRequestHandler::Now() {
   return base::TimeTicks::Now();
 }
 
 }  // namespace data_reduction_proxy