Add 'remote' command to replace 'remote_run'

recipe_engine/remote.py

 # Copyright 2016 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.
 
 from __future__ import print_function
 
 import contextlib
 import logging
 import os
 import shutil
 import subprocess
 import sys
 import tempfile
 
 from recipe_engine import fetch
 from recipe_engine import package
 
 
 @contextlib.contextmanager
 def ensure_workdir(args):
   workdir_tempdir = False
   if not args.workdir:
     workdir_tempdir = True
-    args.workdir = tempfile.mkdtemp(prefix='recipe_engine_remote_run_')
+    args.workdir = tempfile.mkdtemp(prefix='recipe_engine_remote_')
     logging.info('Created temporary workdir %s', args.workdir)
 
   try:
     yield
   finally:
     if workdir_tempdir:
       shutil.rmtree(args.workdir, ignore_errors=True)
 
 
 def main(args):
   with ensure_workdir(args):
     checkout_dir = os.path.join(args.workdir, 'checkout')
     if args.use_gitiles:
       args.revision = args.revision or 'HEAD'
       backend = fetch.GitilesBackend()
     else:
       args.revision = args.revision or 'FETCH_HEAD'
       backend = fetch.GitBackend()
     backend.checkout(
         args.repository, args.revision, checkout_dir, allow_fetch=True)
     recipes_cfg = package.ProtoFile(
         package.InfraRepoConfig().to_recipes_cfg(checkout_dir))
     cmd = [
         sys.executable,
         os.path.join(
             checkout_dir,
             recipes_cfg.read().recipes_path,
             'recipes.py'),
-        'run'
-    ] + args.run_args
+    ] + args.remote_args
     logging.info('Running %r', cmd)
     return subprocess.call(cmd)