Unreviewed, marking drag-and-drop-autoscroll.html

* platform/efl/TestExpectations:
* platform/gtk/TestExpectations:
* platform/mac/TestExpectations:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@139131 268f45cc-cd09-0410-ab3c-d52691b4dbfc