Remove Kubernetes auto discovery

vendor/google.golang.org/appengine/internal/app_id.go

@@ -1,28 +0,0 @@
-// Copyright 2011 Google Inc. All rights reserved.
-// Use of this source code is governed by the Apache 2.0
-// license that can be found in the LICENSE file.
-
-package internal
-
-import (
-	"strings"
-)
-
-func parseFullAppID(appid string) (partition, domain, displayID string) {
-	if i := strings.Index(appid, "~"); i != -1 {
-		partition, appid = appid[:i], appid[i+1:]
-	}
-	if i := strings.Index(appid, ":"); i != -1 {
-		domain, appid = appid[:i], appid[i+1:]
-	}
-	return partition, domain, appid
-}
-
-// appID returns "appid" or "domain.com:appid".
-func appID(fullAppID string) string {
-	_, dom, dis := parseFullAppID(fullAppID)
-	if dom != "" {
-		return dom + ":" + dis
-	}
-	return dis
-}