The Gtk2::Html2 extension allows a perl developer to use the gtkhtml2 html display widget with Gtk2-Perl. Gtk2::Html2 is not in CPAN. I suggest dev-perl/gtk2-html2
Created attachment 34177 [details] gtk2-html2-0.04.ebuild
are all those arches really tested by you ?
Created attachment 36720 [details] gtk2-html2-0.04.ebuild only x86 and amd64 :)
added