Fix template method that doesn't actually compile when used.
Fix template method that doesn't actually compile when used.

jparyani/capnproto,hntrmrrs/capnproto,mrdomino/capnproto,maurer/capnproto,vladon/capnproto,khklau/capnproto,kamalmarhubi/capnproto,khklau/capnproto,geofft/capnproto,mologie/capnproto,bsn069/capnproto,MarPiRK/capnproto,pjulien/capnproto,a-richardson/capnproto,bryce-gibson/capnproto,ligzy/capnproto,hntrmrrs/capnproto,vladon/capnproto,rcrowder/capnproto,khklau/capnproto,geofft/capnproto,ligzy/capnproto,pjulien/capnproto,johnkdoe/capnproto,nagyistoce/capnproto,ocdtrekkie/capnproto,modulexcite/capnproto,nagyistoce/capnproto,hntrmrrs/capnproto,nagyistoce/capnproto,jparyani/capnproto,joliss/capnproto,zarvox/capnproto,mrdomino/capnproto,bsn069/capnproto,geofft/capnproto,a-richardson/capnproto,pjulien/capnproto,bryce-gibson/capnproto,mrdomino/capnproto,ocdtrekkie/capnproto,modulexcite/capnproto,joliss/capnproto,martindale/capnproto,mologie/capnproto,jparyani/capnproto,rcrowder/capnproto,kamalmarhubi/capnproto,martindale/capnproto,vladon/capnproto,MarPiRK/capnproto,bsn069/capnproto,bryce-gibson/capnproto,Fraser999/capnproto,rcrowder/capnproto,mologie/capnproto,zarvox/capnproto,modulexcite/capnproto,ocdtrekkie/capnproto,Fraser999/capnproto,kamalmarhubi/capnproto,johnkdoe/capnproto,martindale/capnproto,zarvox/capnproto,maurer/capnproto,maurer/capnproto,Fraser999/capnproto,ligzy/capnproto,johnkdoe/capnproto,joliss/capnproto,MarPiRK/capnproto,a-richardson/capnproto