fix display of fiddles that DON'T have compile errors

experimental/webtry/webtry.go

 package main
 
 import (
         "bytes"
         "crypto/md5"
         "database/sql"
         "encoding/base64"
         "encoding/binary"
         "encoding/json"
         "flag"
@@ skipping 919 matching lines @@
                         return
                 }
 
                 png, err := ioutil.ReadFile("../../../inout/" + hash + ".png")
                 if err != nil {
                         reportTryError(w, r, err, "Failed to open the generated PNG.", hash)
                         return
                 }
 
                 m := response{
-                        Message: message,
-                        Img:     base64.StdEncoding.EncodeToString([]byte(png)),
-                        Hash:    hash,
+                        Img:  base64.StdEncoding.EncodeToString([]byte(png)),
+                        Hash: hash,
                 }
                 resp, err := json.Marshal(m)
                 if err != nil {
                         reportTryError(w, r, err, "Failed to serialize a response.", hash)
                         return
                 }
                 w.Header().Set("Content-Type", "application/json")
                 w.Write(resp)
         }
 }
 
 func main() {
         flag.Parse()
         http.HandleFunc("/i/", autogzip.HandleFunc(imageHandler))
         http.HandleFunc("/w/", autogzip.HandleFunc(workspaceHandler))
         http.HandleFunc("/recent/", autogzip.HandleFunc(recentHandler))
         http.HandleFunc("/iframe/", autogzip.HandleFunc(iframeHandler))
         http.HandleFunc("/json/", autogzip.HandleFunc(tryInfoHandler))
         http.HandleFunc("/sources/", autogzip.HandleFunc(sourcesHandler))
 
         // Resources are served directly
         // TODO add support for caching/etags/gzip
         http.Handle("/res/", autogzip.Handle(http.FileServer(http.Dir("./"))))
 
         // TODO Break out /c/ as it's own handler.
         http.HandleFunc("/", autogzip.HandleFunc(mainHandler))
         glog.Fatal(http.ListenAndServe(*port, nil))
 }