[iOS/GN] Allow compilation with system clang.

ios/chrome/browser/browser_state/chrome_browser_state_io_data.cc

 // Copyright 2015 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 "ios/chrome/browser/browser_state/chrome_browser_state_io_data.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 356 matching lines @@
   certificate_report_sender_.reset(new net::ReportSender(
       main_request_context_.get(), net::ReportSender::DO_NOT_SEND_COOKIES));
   transport_security_state_->SetReportSender(certificate_report_sender_.get());
 
   // Take ownership over these parameters.
   cookie_settings_ = profile_params_->cookie_settings;
   host_content_settings_map_ = profile_params_->host_content_settings_map;
 
   main_request_context_->set_cert_verifier(
       io_thread_globals->cert_verifier.get());
+  main_request_context_->set_ct_policy_enforcer(
+      io_thread_globals->ct_policy_enforcer.get());

[Nico, 2016/06/21 13:25:44]

this looks unrelated?

+  main_request_context_->set_cert_transparency_verifier(
+      io_thread_globals->cert_transparency_verifier.get());
 
   InitializeInternal(std::move(network_delegate), profile_params_.get(),
                      protocol_handlers);
 
   profile_params_.reset();
   initialized_ = true;
 }
 
 void ChromeBrowserStateIOData::ApplyProfileParamsToContext(
     net::URLRequestContext* context) const {
@@ skipping 93 matching lines @@
   return std::unique_ptr<net::HttpCache>(
       new net::HttpCache(session, std::move(main_backend), true));
 }
 
 std::unique_ptr<net::HttpCache> ChromeBrowserStateIOData::CreateHttpFactory(
     net::HttpNetworkSession* shared_session,
     std::unique_ptr<net::HttpCache::BackendFactory> backend) const {
   return std::unique_ptr<net::HttpCache>(
       new net::HttpCache(shared_session, std::move(backend), true));
 }