Fix minor style issue with nullptr assignment in large stream skip
Fix minor style issue with nullptr assignment in large stream skip

mologie/capnproto,martindale/capnproto,vladon/capnproto,kamalmarhubi/capnproto,joliss/capnproto,joliss/capnproto,ligzy/capnproto,kamalmarhubi/capnproto,martindale/capnproto,MarPiRK/capnproto,pjulien/capnproto,mrdomino/capnproto,nagyistoce/capnproto,vladon/capnproto,nagyistoce/capnproto,MarPiRK/capnproto,ocdtrekkie/capnproto,bsn069/capnproto,mologie/capnproto,pjulien/capnproto,vladon/capnproto,modulexcite/capnproto,joliss/capnproto,jparyani/capnproto,modulexcite/capnproto,maurer/capnproto,bsn069/capnproto,bryce-gibson/capnproto,pjulien/capnproto,modulexcite/capnproto,mrdomino/capnproto,ligzy/capnproto,rcrowder/capnproto,bryce-gibson/capnproto,kamalmarhubi/capnproto,bryce-gibson/capnproto,martindale/capnproto,hntrmrrs/capnproto,mrdomino/capnproto,jparyani/capnproto,MarPiRK/capnproto,ocdtrekkie/capnproto,hntrmrrs/capnproto,rcrowder/capnproto,mologie/capnproto,ligzy/capnproto,ocdtrekkie/capnproto,nagyistoce/capnproto,bsn069/capnproto,hntrmrrs/capnproto,maurer/capnproto,rcrowder/capnproto,jparyani/capnproto,maurer/capnproto