util: Move virPerfNew and virPerfFree
util: Move virPerfNew and virPerfFree

Move them to the bottom under the #ifdef code.

fabianfreyer/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,zippy2/libvirt,jardasgit/libvirt,datto/libvirt,jardasgit/libvirt,zippy2/libvirt,eskultety/libvirt,crobinso/libvirt,olafhering/libvirt,andreabolognani/libvirt,eskultety/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,datto/libvirt,eskultety/libvirt,zippy2/libvirt,VenkatDatta/libvirt,libvirt/libvirt,jfehlig/libvirt,taget/libvirt,jfehlig/libvirt,VenkatDatta/libvirt,taget/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,crobinso/libvirt,nertpinx/libvirt,olafhering/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,olafhering/libvirt,datto/libvirt,VenkatDatta/libvirt,taget/libvirt,zippy2/libvirt,nertpinx/libvirt,jardasgit/libvirt,crobinso/libvirt,jfehlig/libvirt,eskultety/libvirt,libvirt/libvirt,libvirt/libvirt,libvirt/libvirt,nertpinx/libvirt,taget/libvirt,datto/libvirt,taget/libvirt,datto/libvirt,crobinso/libvirt,andreabolognani/libvirt,eskultety/libvirt,VenkatDatta/libvirt,nertpinx/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,olafhering/libvirt