Create packages client/internal/ retry and lhttp.

client/cmd/isolated/common.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 (
         "errors"
         "io"
         "io/ioutil"
         "log"
         "os"
 
-        "github.com/luci/luci-go/client/internal/common"
+        "github.com/luci/luci-go/client/internal/lhttp"
         "github.com/luci/luci-go/client/internal/tracer"
         "github.com/maruel/subcommands"
 )
 
 type commonFlags struct {
         quiet     bool
         verbose   bool
         tracePath string
         traceFile io.Closer
 }
@@ skipping 47 matching lines @@
 func (c *commonServerFlags) Init(b *subcommands.CommandRunBase) {
         b.Flags.StringVar(&c.serverURL, "isolate-server", "", "Isolate server to use")
         b.Flags.StringVar(&c.serverURL, "I", "", "Alias for -isolate-server")
         b.Flags.StringVar(&c.namespace, "namespace", "default-gzip", "")
 }
 
 func (c *commonServerFlags) Parse() error {
         if c.serverURL == "" {
                 return errors.New("-isolate-server must be specified")
         }
-        if s, err := common.URLToHTTPS(c.serverURL); err != nil {
+        if s, err := lhttp.URLToHTTPS(c.serverURL); err != nil {
                 return err
         } else {
                 c.serverURL = s
         }
         if c.namespace == "" {
                 return errors.New("-namespace must be specified.")
         }
         return nil
 }