All major platforms have implemented UI process eventSender support, keeping old web process side code only adds confusion (and it looks like some of the code isn't even guarded with ifdefs anyway).
Created attachment 209814 [details] proposed patch
Comment on attachment 209814 [details] proposed patch Clearing flags on attachment: 209814 Committed r154720: <http://trac.webkit.org/changeset/154720>
All reviewed patches have been landed. Closing bug.