diff --git a/src/node_messaging.cc b/src/node_messaging.cc
index 7ca3ad14d03406..c9be44f4102816 100644
--- a/src/node_messaging.cc
+++ b/src/node_messaging.cc
@@ -494,10 +494,6 @@ MessagePort::MessagePort(Environment* env,
   Debug(this, "Created message port");
 }
 
-void MessagePort::AddToIncomingQueue(Message&& message) {
-  data_->AddToIncomingQueue(std::move(message));
-}
-
 uv_async_t* MessagePort::async() {
   return reinterpret_cast<uv_async_t*>(GetHandle());
 }
diff --git a/src/node_messaging.h b/src/node_messaging.h
index 9055a8bf961844..00fd4d7f9f00f4 100644
--- a/src/node_messaging.h
+++ b/src/node_messaging.h
@@ -152,8 +152,6 @@ class MessagePort : public HandleWrap {
   v8::Maybe<bool> PostMessage(Environment* env,
                               v8::Local<v8::Value> message,
                               v8::Local<v8::Value> transfer);
-  // Deliver a single message into this port's incoming queue.
-  void AddToIncomingQueue(Message&& message);
 
   // Start processing messages on this port as a receiving end.
   void Start();