diff --git a/pkg/playground/appengine.go b/pkg/playground/appengine.go
deleted file mode 100644
index 073b419..0000000
--- a/pkg/playground/appengine.go
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build appengine
-
-package playground
-
-import (
-	"net/http"
-
-	"appengine"
-	"appengine/urlfetch"
-)
-
-func client(r *http.Request) *http.Client {
-	return urlfetch.Client(appengine.NewContext(r))
-}
-
-func report(r *http.Request, err error) {
-	appengine.NewContext(r).Errorf("%v", err)
-}
diff --git a/pkg/playground/common.go b/pkg/playground/common.go
deleted file mode 100644
index 94b806a..0000000
--- a/pkg/playground/common.go
+++ /dev/null
@@ -1,45 +0,0 @@
-// Copyright 2013 The Go Authors.  All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Package playground registers an HTTP handler at "/compile" that
-// proxies requests to the golang.org playground service.
-package playground
-
-import (
-	"bytes"
-	"fmt"
-	"io"
-	"net/http"
-)
-
-const baseURL = "http://play.golang.org"
-
-func init() {
-	http.HandleFunc("/compile", bounce)
-	http.HandleFunc("/share", bounce)
-}
-
-func bounce(w http.ResponseWriter, r *http.Request) {
-	b := new(bytes.Buffer)
-	if err := passThru(b, r); err != nil {
-		http.Error(w, "Server error.", http.StatusInternalServerError)
-		report(r, err)
-		return
-	}
-	io.Copy(w, b)
-}
-
-func passThru(w io.Writer, req *http.Request) error {
-	defer req.Body.Close()
-	url := baseURL + req.URL.Path
-	r, err := client(req).Post(url, req.Header.Get("Content-type"), req.Body)
-	if err != nil {
-		return fmt.Errorf("making POST request: %v", err)
-	}
-	defer r.Body.Close()
-	if _, err := io.Copy(w, r.Body); err != nil {
-		return fmt.Errorf("copying response Body: %v", err)
-	}
-	return nil
-}
diff --git a/pkg/playground/local.go b/pkg/playground/local.go
deleted file mode 100644
index b114b87..0000000
--- a/pkg/playground/local.go
+++ /dev/null
@@ -1,20 +0,0 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build !appengine
-
-package playground
-
-import (
-	"log"
-	"net/http"
-)
-
-func client(r *http.Request) *http.Client {
-	return http.DefaultClient
-}
-
-func report(r *http.Request, err error) {
-	log.Println(err)
-}