| Index: build/android/devil/android/decorators.py | 
| diff --git a/build/android/devil/android/decorators.py b/build/android/devil/android/decorators.py | 
| index 39bd165c2a0db175fb2a034c52eb68a23dbf34e3..19b1ec20ecef4c2a17c82c0eb245fab0dbdb100e 100644 | 
| --- a/build/android/devil/android/decorators.py | 
| +++ b/build/android/devil/android/decorators.py | 
| @@ -7,7 +7,6 @@ Function/method decorators that provide timeout and retry logic. | 
| """ | 
|  | 
| import functools | 
| -import os | 
| import sys | 
| import threading | 
|  | 
| @@ -15,7 +14,6 @@ from devil.android import device_errors | 
| from devil.utils import cmd_helper | 
| from devil.utils import reraiser_thread | 
| from devil.utils import timeout_retry | 
| -from pylib import constants | 
|  | 
| DEFAULT_TIMEOUT_ATTR = '_default_timeout' | 
| DEFAULT_RETRIES_ATTR = '_default_retries' | 
|  |