Remove ephelper and other endpoints code.

appengine/apigen_examples/dumb_counter_mvm/service/main.go

-// Copyright 2015 The Chromium 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 main
-
-import (
-        "github.com/GoogleCloudPlatform/go-endpoints/endpoints"
-        "github.com/luci/luci-go/appengine/apigen_examples/dumb_counter/dumbCounter"
-        "github.com/luci/luci-go/appengine/ephelper"
-        "github.com/luci/luci-go/appengine/ephelper/epfrontend"
-        "google.golang.org/appengine"
-)
-
-func main() {
-        epfe := epfrontend.New("/api/", nil)
-        h := ephelper.Helper{
-                Frontend: epfe,
-        }
-        h.Register(endpoints.DefaultServer, dumbCounter.Example{}, dumbCounter.ServiceInfo, dumbCounter.MethodInfoMap)
-
-        endpoints.HandleHTTP()
-        epfe.HandleHTTP(nil)
-        appengine.Main()
-}