Enable presubmit pylint in build/android.

build/android/pylib/cmd_helper.py

 # Copyright (c) 2012 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.
 
 """A wrapper for subprocess to make calling shell commands easier."""
 
 import logging
 import pipes
 import signal
 import subprocess
 import tempfile
 
-from utils import timeout_retry
+from pylib.utils import timeout_retry
 
 
 def Popen(args, stdout=None, stderr=None, shell=None, cwd=None, env=None):
   return subprocess.Popen(
       args=args, cwd=cwd, stdout=stdout, stderr=stderr,
       shell=shell, close_fds=True, env=env,
       preexec_fn=lambda: signal.signal(signal.SIGPIPE, signal.SIG_DFL))
 
 
 def Call(args, stdout=None, stderr=None, shell=None, cwd=None, env=None):
@@ skipping 87 matching lines @@
   Args:
     args: List of arguments to the program, the program to execute is the first
       element.
     timeout: the timeout in seconds.
     retries: the number of retries.
 
   Returns:
     The 2-tuple (exit code, output).
   """
   return timeout_retry.Run(GetCmdStatusAndOutput, timeout, retries, [args])