| Index: net/socket/ssl_client_socket_impl.cc | 
| diff --git a/net/socket/ssl_client_socket_impl.cc b/net/socket/ssl_client_socket_impl.cc | 
| index 5cb4fbb552f17b82ccab3ccb383f84c521905352..f665ddf1ebc27161a5f9ab85ef0c68f5502e150e 100644 | 
| --- a/net/socket/ssl_client_socket_impl.cc | 
| +++ b/net/socket/ssl_client_socket_impl.cc | 
| @@ -2112,6 +2112,9 @@ std::string SSLClientSocketImpl::GetSessionCacheKey() const { | 
| case SSL_PROTOCOL_VERSION_TLS1_2: | 
| result.append("tls1.2"); | 
| break; | 
| +    case SSL_PROTOCOL_VERSION_TLS1_3: | 
| +      result.append("tls1.3"); | 
| +      break; | 
| default: | 
| NOTREACHED(); | 
| } | 
|  |