...preventing full instantiation of boost::ptr_map<OUString,osl::Module> (which
fails because osl::Module is not copy-constructible) which MSVC thinks is
necessary if that template instantiation inherits the VCL_DLLPUBLIC from the
VclBuilder class that uses it.

Change-Id: I8cd5608c80d7ce9b12ba678430f5ef283a427e93