This way the new versions of WebKitGTK+ that will be WebKit2 only won't conflict with older versions including WebKit1.
Created attachment 231510 [details] Patch
Seems reasonable to me, but I'll defer to Gustavo.
Comment on attachment 231510 [details] Patch Much simpler, and effective!
Committed r169108: <http://trac.webkit.org/changeset/169108>