[ews-build] unapply-patch step should not update source
authoraakash_jain@apple.com <aakash_jain@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Thu, 17 Jan 2019 13:52:45 +0000 (13:52 +0000)
committeraakash_jain@apple.com <aakash_jain@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Thu, 17 Jan 2019 13:52:45 +0000 (13:52 +0000)
commit2880fe6402b3095b898968b484c1ed95583d5a85
tree1e0abd9a3211532e2573748ee4471929551b455a
parentea36af1c670ae49016cd897a7c1e4d831c13c2f7
[ews-build] unapply-patch step should not update source
https://bugs.webkit.org/show_bug.cgi?id=193234

Reviewed by Lucas Forschler.

* BuildSlaveSupport/ews-build/steps.py:
(CleanWorkingDirectory): Use clean-webkit script to clean the working directory.
(UnApplyPatchIfRequired): Use CleanWorkingDirectory as base class.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@240107 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Tools/BuildSlaveSupport/ews-build/steps.py
Tools/ChangeLog