The variables are actually initialized in all cases if the enum has valid
value but the compiler doesn't seem to take this into account, so just
initialize them always to avoid the warnings.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@73968 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775