Respect QuicAllowed policy for new streams

net/http/http_stream_factory_impl_job_controller.cc

Index: net/http/http_stream_factory_impl_job_controller.cc
diff --git a/net/http/http_stream_factory_impl_job_controller.cc b/net/http/http_stream_factory_impl_job_controller.cc
index 7e76ce5ce3436767ba5f47262d75ec4dbcaf16b8..c1af2fd8f466ede42022cc08560dc37911798eee 100644
--- a/net/http/http_stream_factory_impl_job_controller.cc
+++ b/net/http/http_stream_factory_impl_job_controller.cc
@@ -945,7 +945,7 @@ HttpStreamFactoryImpl::JobController::GetAlternativeServiceForInternal(
     }
 
     quic_all_broken = false;
-    if (!session_->params().enable_quic)
+    if (!session_->IsQuicEnabled())
       continue;
 
     if (!IsQuicWhitelistedForHost(origin.host()))
@@ -1045,7 +1045,7 @@ bool HttpStreamFactoryImpl::JobController::
 
   if (alternative_proxy_server->is_quic()) {
     // Check that QUIC is enabled globally, and it is not disabled.
-    if (!session_->params().enable_quic ||
+    if (!session_->IsQuicEnabled() ||
         session_->quic_stream_factory()->IsQuicDisabled()) {
       return false;
     }