client/isolate: add context to NewChecker func

client/cmd/isolate/exp_archive.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 (
         "context"
         "encoding/json"
         "errors"
@@ skipping 77 matching lines @@
         // Create the isolated client which connects to the isolate server.
         authCl, err := c.createAuthClient()
         if err != nil {
                 return err
         }
         client := isolatedclient.New(nil, authCl, c.isolatedFlags.ServerURL, c.isolatedFlags.Namespace, nil)
 
         // Set up a checker and pair of uploaders. One uploader is for in-memory
         // files, and one is for on-disk files (we want to limit the latter to only
         // one upload at a time).
-        // TODO(djd): Make NewChecker take a context arg.
-        checker := NewChecker(client)
+        checker := NewChecker(ctx, client)
         memUploader, fileUploader := NewUploader(ctx, client, 10), NewUploader(ctx, client, 1)
 
         // Walk each of the deps, partioning the results into symlinks and files categorised by size.
         var links, archiveFiles, indivFiles []*Item
         var archiveSize, indivSize int64 // Cumulative size of archived/individual files.
         for _, dep := range deps {
                 // Try to walk dep. If dep is a file (or symlink), the inner function is called exactly once.
                 err := filepath.Walk(filepath.Clean(dep), func(path string, info os.FileInfo, err error) error {
                         if err != nil {
                                 return err
@@ skipping 226 matching lines @@
 func eventlogEndpoint(endpointFlag string) string {
         switch endpointFlag {
         case "test":
                 return eventlog.TestEndpoint
         case "prod":
                 return eventlog.ProdEndpoint
         default:
                 return endpointFlag
         }
 }