Some changes must be done manually due to ambiguity.

Checked -> BoolVar or BoolVars  (if on TwhApplication object, and depending on whether single value or array)

ConfigFilename -> ConfigFilespec  (if on TwhApplication object)

Defaults must be evaluated individually.  see whcfg_App.pas for the new objects and properties

ASession (string) -> SessionID (also string)

htWebApp -> app (if talking about the app object dmWHApp.pas or dmWHDBAp.pas)

OutputFile -> ResponseFilespec (if talking about the TwhResponseSimple object (formerly TWebAppOutput))

Cookies -> CookiesIn; also in *.whteko files

ExtraHeaders -> Headers