crypto: remove unused SSLWrap handle methods

One was not used at all, and the other was only used in a test, which I
converted to use the more standard `ShutdownWrap` API.

PR-URL: #22216
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

src/node_crypto.cc

@@ -1375,13 +1375,11 @@ void SSLWrap<Base>::AddMethods(Environment* env, Local<FunctionTemplate> t) {
   env->SetProtoMethod(t, "setSession", SetSession);
   env->SetProtoMethod(t, "loadSession", LoadSession);
   env->SetProtoMethodNoSideEffect(t, "isSessionReused", IsSessionReused);
-  env->SetProtoMethodNoSideEffect(t, "isInitFinished", IsInitFinished);
   env->SetProtoMethodNoSideEffect(t, "verifyError", VerifyError);
   env->SetProtoMethodNoSideEffect(t, "getCurrentCipher", GetCurrentCipher);
   env->SetProtoMethod(t, "endParser", EndParser);
   env->SetProtoMethod(t, "certCbDone", CertCbDone);
   env->SetProtoMethod(t, "renegotiate", Renegotiate);
-  env->SetProtoMethod(t, "shutdownSSL", Shutdown);
   env->SetProtoMethodNoSideEffect(t, "getTLSTicket", GetTLSTicket);
   env->SetProtoMethod(t, "newSessionDone", NewSessionDone);
   env->SetProtoMethod(t, "setOCSPResponse", SetOCSPResponse);
@@ -1987,16 +1985,6 @@ void SSLWrap<Base>::Renegotiate(const FunctionCallbackInfo<Value>& args) {
 }
 
 
-template <class Base>
-void SSLWrap<Base>::Shutdown(const FunctionCallbackInfo<Value>& args) {
-  Base* w;
-  ASSIGN_OR_RETURN_UNWRAP(&w, args.Holder());
-
-  int rv = SSL_shutdown(w->ssl_.get());
-  args.GetReturnValue().Set(rv);
-}
-
-
 template <class Base>
 void SSLWrap<Base>::GetTLSTicket(const FunctionCallbackInfo<Value>& args) {
   Base* w;
@@ -2130,15 +2118,6 @@ void SSLWrap<Base>::SetMaxSendFragment(
 #endif  // SSL_set_max_send_fragment
 
 
-template <class Base>
-void SSLWrap<Base>::IsInitFinished(const FunctionCallbackInfo<Value>& args) {
-  Base* w;
-  ASSIGN_OR_RETURN_UNWRAP(&w, args.Holder());
-  bool yes = SSL_is_init_finished(w->ssl_.get());
-  args.GetReturnValue().Set(yes);
-}
-
-
 template <class Base>
 void SSLWrap<Base>::VerifyError(const FunctionCallbackInfo<Value>& args) {
   Base* w;

test/parallel/test-tls-close-notify.js

@@ -27,14 +27,17 @@ if (!common.hasCrypto)
 
 const tls = require('tls');
 const fixtures = require('../common/fixtures');
+const { ShutdownWrap } = process.binding('stream_wrap');
 
 const server = tls.createServer({
   key: fixtures.readKey('agent1-key.pem'),
   cert: fixtures.readKey('agent1-cert.pem')
 }, function(c) {
   // Send close-notify without shutting down TCP socket
-  if (c._handle.shutdownSSL() !== 1)
-    c._handle.shutdownSSL();
+  const req = new ShutdownWrap();
+  req.oncomplete = common.mustCall(() => {});
+  req.handle = c._handle;
+  c._handle.shutdown(req);
 }).listen(0, common.mustCall(function() {
   const c = tls.connect(this.address().port, {
     rejectUnauthorized: false