src: delete redundant method in node_dir.h

PR-URL: #30747
Reviewed-By: David Carlier <devnexen@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

Author: gengjiawen

src/node_dir.h

@@ -18,7 +18,6 @@ class DirHandle : public AsyncWrap {
   ~DirHandle() override;
 
   static void New(const v8::FunctionCallbackInfo<v8::Value>& args);
-  static void Open(const v8::FunctionCallbackInfo<v8::Value>& args);
   static void Read(const v8::FunctionCallbackInfo<v8::Value>& args);
   static void Close(const v8::FunctionCallbackInfo<v8::Value>& args);