Patch from Andre Reitz to correct a couple of bugs

Patch from Andre Reitz to correct a couple of bugs

1. Error when fetching papersize from dev-mode
   somebody changed
        if {...} else if {...} else {...}
   to:  ............. if {...} else {...}

2. Error when getting bin from devmode:
   - no translation to wxPRINTBIN_... constants when getting from devMode->dmDefaultSource
   - but: translation when setting to devMode->dmDefaultSource

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@34884 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775