Add one more Mac test expectation for the bug 105986.

* platform/mac/TestExpectations:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@138778 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Versioning.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@138779 268f45cc-cd09-0410-ab3c-d52691b4dbfc