LogDog: Add project namespace to Butler/Collector.

client/cmd/logdog_butler/subcommand_run.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 (
         "encoding/json"
         "fmt"
         "io"
@@ skipping 328 matching lines @@
         if err := dec.Decode(&args); err != nil {
                 return nil, err
         }
         return args, nil
 }
 
 // updateEnvironment adds common Butler bootstrapping environment variables
 // to the environment.
 func (cmd *runCommandRun) updateEnvironment(e environ, a *application) {
         e.set(bootstrap.EnvStreamPrefix, string(a.butler.Prefix))
+        e.set(bootstrap.EnvStreamProject, string(a.butler.Project))
 
         // Set stream server path (if applicable)
         if cmd.streamServerURI != "" {
                 e.set(bootstrap.EnvStreamServerPath, string(cmd.streamServerURI))
         }
 }
 
 // callbackReadCloser invokes a callback method when closed.
 type callbackReadCloser struct {
         io.ReadCloser
         callback func()
 }
 
 func (c *callbackReadCloser) Close() error {
         defer c.callback()
         return c.ReadCloser.Close()
 }