If you try to zoom the page via Ctrl+= and then use token highlight feature, it will slightly break layout of the editor by changing inter-word distance.
Created attachment 192778 [details]
Comment on attachment 192778 [details]
Clearing flags on attachment: 192778
Committed r145707: <http://trac.webkit.org/changeset/145707>
All reviewed patches have been landed. Closing bug.