websocket: fix a trivial example server

R=golang-dev, rsc, r
CC=golang-dev
https://golang.org/cl/5491063

diff --git a/src/pkg/websocket/server.go b/src/pkg/websocket/server.go
index 8320b032ead3abae7f65aad00fddfc725a770bfd..63f48e25693c6a30c58e59366c0485075125aa76 100644 (file)
--- a/src/pkg/websocket/server.go
+++ b/src/pkg/websocket/server.go
@@ -74,7 +74,7 @@ A trivial example server:
                http.Handle("/echo", websocket.Handler(EchoServer));
                err := http.ListenAndServe(":12345", nil);
                if err != nil {
-                       panic("ListenAndServe: " + err.String())
+                       panic("ListenAndServe: " + err.Error())
                }
        }
 */