Add a dedicated error code for TLS 1.3 interference.

net/ssl/ssl_config.h

Index: net/ssl/ssl_config.h
diff --git a/net/ssl/ssl_config.h b/net/ssl/ssl_config.h
index 7e6283dd6ad32f39cf1a1b087db40f7cd77a4916..eee5622744c9c204950d96783f167b8280939d74 100644
--- a/net/ssl/ssl_config.h
+++ b/net/ssl/ssl_config.h
@@ -114,6 +114,12 @@ struct NET_EXPORT SSLConfig {
   // it. https://crbug.com/684730.
   bool deprecated_cipher_suites_enabled;
 
+  // Enables the version interference probing mode. While TLS 1.3 has avoided
+  // most endpoint intolerance, middlebox interference with TLS 1.3 is
+  // rampant. This causes the connection to be discarded on success with
+  // ERR_SSL_VERSION_INTERFERENCE.
+  bool version_interference_probe;
+
   bool channel_id_enabled;   // True if TLS channel ID extension is enabled.
 
   // List of Token Binding key parameters supported by the client. If empty,