It suffices to just forward-declare DnsCertProvenanceChecker

net/url_request/url_request_context_storage.cc

 // Copyright (c) 2011 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/url_request/url_request_context_storage.h"
 
 #include "base/logging.h"
 #include "net/base/cert_verifier.h"
 #include "net/base/cookie_store.h"
 #include "net/base/dnsrr_resolver.h"
 #include "net/base/host_resolver.h"
 #include "net/base/net_log.h"
 #include "net/base/network_delegate.h"
 #include "net/ftp/ftp_transaction_factory.h"
 #include "net/http/http_auth_handler_factory.h"
 #include "net/http/http_transaction_factory.h"
 #include "net/proxy/proxy_service.h"
+#include "net/socket/dns_cert_provenance_checker.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_job_factory.h"
 
 namespace net {
 
 URLRequestContextStorage::URLRequestContextStorage(URLRequestContext* context)
     : context_(context) {
   DCHECK(context);
 }
 
@@ skipping 72 matching lines @@
   ftp_transaction_factory_.reset(ftp_transaction_factory);
 }
 
 void URLRequestContextStorage::set_job_factory(
     URLRequestJobFactory* job_factory) {
   context_->set_job_factory(job_factory);
   job_factory_.reset(job_factory);
 }
 
 }  // namespace net