Jacek Caban (@jacek) commented about dlls/mshtml/htmlwindow.c:
ensure_doc_nsevent_handler(This->doc, NULL, eid);
}
+static HRESULT IHTMLWindow6_postMessage_hook(DispatchEx *dispex, WORD flags, DISPPARAMS *dp, VARIANT *res,
EXCEPINFO *ei, IServiceProvider *caller)
Do we really need another hook? We already have IWineHTMLWindowPrivate, you could just have a postMessage that takes message argument as VARIANT there.