Don't copy IStreamInputSource
Don't copy IStreamInputSource

In recent version of xerces-c InputSource has been made noncopyable, so we
need to account for that by not making a copy of it before calling
XercesDOMParser::parse()

Tjoppen/pyjames,Tjoppen/pyjames,Tjoppen/james,Tjoppen/james,Tjoppen/james,Tjoppen/pyjames