Add SPI to evaluate JavaScript in an iframe
Created attachment 392486 [details] Patch
Created attachment 392491 [details] Patch
Thanks for the patch. If this patch contains new public API please make sure it follows the guidelines for new WebKit2 GTK+ API. See http://trac.webkit.org/wiki/WebKitGTK/AddingNewWebKit2API
http://trac.webkit.org/r257882
<rdar://problem/60059166>
rdar://problem/59440235