Call crypto::InitializeTPMToken on the IO thread (Take 2)

chromeos/network/network_handler.cc

Index: chromeos/network/network_handler.cc
diff --git a/chromeos/network/network_handler.cc b/chromeos/network/network_handler.cc
index 87588439543d7dde24789700c94cdaba7a99d908..b843f93e109e462afdb4ac107faf2cdf57607dab 100644
--- a/chromeos/network/network_handler.cc
+++ b/chromeos/network/network_handler.cc
@@ -42,6 +42,7 @@ NetworkHandler::~NetworkHandler() {
 }
 
 void NetworkHandler::Init() {
+  cert_loader_->Init();
   network_state_handler_->InitShillPropertyHandler();
   network_profile_handler_->Init(network_state_handler_.get());
   network_configuration_handler_->Init(network_state_handler_.get());