Old versions of node can get their cipher from the cleartextStream

Author: bjornstar

test/FakeServer.js

@@ -472,7 +472,7 @@ if (tls.TLSSocket) {
 
     var conn = this;
     securePair.on('secure', function () {
-      conn._cipher = this.getCipher();
+      conn._cipher = securePair.cleartext.getCipher();
     });
 
     // resume