[webkit-reviews] review requested: [Bug 49122] webkitpy/tool/* unittests change cwd and don't clean up properly : [Attachment 73161] Patch

[bugzilla-daemon at webkit.org]

Dirk Pranke <dpranke at chromium.org> has asked  for review:
Bug 49122: webkitpy/tool/* unittests change cwd and don't clean up properly
https://bugs.webkit.org/show_bug.cgi?id=49122

Attachment 73161: Patch
https://bugs.webkit.org/attachment.cgi?id=73161&action=review