[Chromium] Rebaseline after r144236
https://bugs.webkit.org/show_bug.cgi?id=109879

Unreviewed expectations update

* platform/chromium-linux/plugins/plugin-clip-subframe-expected.txt: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@144256 268f45cc-cd09-0410-ab3c-d52691b4dbfc