diff --git a/net/http/http_basic_stream.cc b/net/http/http_basic_stream.cc
index 260ad55f2..6b08d13e 100644
--- a/net/http/http_basic_stream.cc
+++ b/net/http/http_basic_stream.cc
@@ -111,6 +111,11 @@
   return state_.connection()->socket()->GetPeerAddress(endpoint) == OK;
 }
 
+Error HttpBasicStream::GetSignedEKMForTokenBinding(crypto::ECPrivateKey* key,
+                                                   std::vector<uint8_t>* out) {
+  return parser()->GetSignedEKMForTokenBinding(key, out);
+}
+
 void HttpBasicStream::Drain(HttpNetworkSession* session) {
   HttpResponseBodyDrainer* drainer = new HttpResponseBodyDrainer(this);
   drainer->Start(session);