Use non-static set_key interface on DataReductionProxySettings

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 15 matching lines @@
 namespace data_reduction_proxy {
 
 int64 DataReductionProxyAuthRequestHandler::auth_request_timestamp_ = 0;
 
 int DataReductionProxyAuthRequestHandler::back_to_back_failure_count_ = 0;
 
 int64
 DataReductionProxyAuthRequestHandler::auth_token_invalidation_timestamp_ = 0;
 
 
-DataReductionProxyAuthRequestHandler::DataReductionProxyAuthRequestHandler() {
+DataReductionProxyAuthRequestHandler::DataReductionProxyAuthRequestHandler(
+    DataReductionProxySettings* settings) : settings_(settings) {
 }
 
 DataReductionProxyAuthRequestHandler::~DataReductionProxyAuthRequestHandler() {
 }
 
 DataReductionProxyAuthRequestHandler::TryHandleResult
 DataReductionProxyAuthRequestHandler::TryHandleAuthentication(
     net::AuthChallengeInfo* auth_info,
     base::string16* user,
     base::string16* password) {
@@ skipping 54 matching lines @@
   return TRY_HANDLE_RESULT_PROCEED;
 }
 
 bool DataReductionProxyAuthRequestHandler::IsAcceptableAuthChallenge(
     net::AuthChallengeInfo* auth_info) {
   return DataReductionProxySettings::IsAcceptableAuthChallenge(auth_info);
 }
 
 base::string16 DataReductionProxyAuthRequestHandler::GetTokenForAuthChallenge(
     net::AuthChallengeInfo* auth_info) {
-  return DataReductionProxySettings::GetTokenForAuthChallenge(auth_info);
+  DCHECK(settings_);
+  return settings_->GetTokenForAuthChallenge(auth_info);
 }
 
 base::TimeTicks DataReductionProxyAuthRequestHandler::Now() {
   return base::TimeTicks::Now();
 }
 
 }  // namespace data_reduction_proxy