--- a/contrib/import-checker.py Fri Aug 12 11:30:17 2016 +0900 +++ b/contrib/import-checker.py Fri Aug 12 11:35:17 2016 +0900 @@ -30,7 +30,6 @@ 'bdiff.py', 'diffhelpers.py', 'mpatch.py', - 'osutil.py', 'parsers.py', )