[Cronet] Ignore Certificate Transparency to avoid CT log expiration.

components/cronet/ios/cronet_environment.cc

Index: components/cronet/ios/cronet_environment.cc
diff --git a/components/cronet/ios/cronet_environment.cc b/components/cronet/ios/cronet_environment.cc
index 0fef4af2e2266ab840e1b76a457f213ba763f5a6..18fd1a0ece00819c3afca74b2dd693ab9d9e5e8b 100644
--- a/components/cronet/ios/cronet_environment.cc
+++ b/components/cronet/ios/cronet_environment.cc
@@ -23,6 +23,7 @@
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/worker_pool.h"
+#include "components/cronet/ct_ignores.h"
 #include "components/cronet/histogram_manager.h"
 #include "components/cronet/ios/version.h"
 #include "components/prefs/json_pref_store.h"
@@ -31,11 +32,6 @@
 #include "net/base/net_errors.h"
 #include "net/base/network_change_notifier.h"
 #include "net/cert/cert_verifier.h"
-#include "net/cert/ct_known_logs.h"
-#include "net/cert/ct_log_verifier.h"
-#include "net/cert/ct_policy_enforcer.h"
-#include "net/cert/ct_verifier.h"
-#include "net/cert/multi_log_ct_verifier.h"
 #include "net/dns/host_resolver.h"
 #include "net/dns/mapped_host_resolver.h"
 #include "net/http/http_auth_handler_factory.h"
@@ -303,12 +299,8 @@ void CronetEnvironment::InitializeOnNetworkThread() {
   if (!cert_verifier_)
     cert_verifier_ = net::CertVerifier::CreateDefault();
   main_context_->set_cert_verifier(cert_verifier_.get());
-
-  std::unique_ptr<net::MultiLogCTVerifier> ct_verifier =
-      base::MakeUnique<net::MultiLogCTVerifier>();
-  ct_verifier->AddLogs(net::ct::CreateLogVerifiersForKnownLogs());
-  main_context_->set_cert_transparency_verifier(ct_verifier.release());
-  main_context_->set_ct_policy_enforcer(new net::CTPolicyEnforcer());
+  main_context_->set_cert_transparency_verifier(new IgnoresCTVerifier());

[mef, 2016/11/10 20:55:43]

The iOS implementation is being reworked to use UrlRequestContextBuilder, but is
not there yet.

+  main_context_->set_ct_policy_enforcer(new IgnoresCTPolicyEnforcer());
 
   main_context_->set_http_auth_handler_factory(
       net::HttpAuthHandlerRegistryFactory::CreateDefault(