LogDog: Update client/bootstrap to generate URLs.

logdog/client/cmd/logdog_butler/stream.go

 // Copyright 2015 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package main
 
 import (
         "flag"
         "fmt"
 
@@ skipping 21 matching lines @@
         fs.Var(&s.Type, "type",
                 fmt.Sprintf("Input stream type. Choices are: %s",
                         streamproto.StreamTypeFlagEnum.Choices()))
         fs.Var(&s.Tee, "tee",
                 fmt.Sprintf("Tee the stream through the Butler's output. Options are: %s",
                         streamproto.TeeTypeFlagEnum.Choices()))
         fs.Var(&s.Tags, "tag", "Add a key=value tag.")
 }
 
 // Converts command-line parameters into a stream.Config.
-func (s streamConfig) properties() streamproto.Properties {
+func (s streamConfig) properties() *streamproto.Properties {
         if s.ContentType == "" {
                 // Choose content type based on format.
                 s.ContentType = string(s.Type.DefaultContentType())
         }
-        return *s.Properties()
+        return s.Properties()
 }