diff --git a/p2p/base/basic_ice_controller.cc b/p2p/base/basic_ice_controller.cc
index a0ff4cf..182845c 100644
--- a/p2p/base/basic_ice_controller.cc
+++ b/p2p/base/basic_ice_controller.cc
@@ -565,9 +565,9 @@
 bool BasicIceController::PresumedWritable(const Connection* conn) const {
   return (conn->write_state() == Connection::STATE_WRITE_INIT &&
           config_.presume_writable_when_fully_relayed &&
-          conn->local_candidate().type() == RELAY_PORT_TYPE &&
-          (conn->remote_candidate().type() == RELAY_PORT_TYPE ||
-           conn->remote_candidate().type() == PRFLX_PORT_TYPE));
+          conn->local_candidate().is_relay() &&
+          (conn->remote_candidate().is_relay() ||
+           conn->remote_candidate().is_prflx()));
 }
 
 // Compare two connections based on their writing, receiving, and connected