Use virDomainObjGetDefs in lxcDomainSetSchedulerParametersFlags
Use virDomainObjGetDefs in lxcDomainSetSchedulerParametersFlags

On LXC domain startup we have already called virDomainObjSetDefTransient
to fill vm->newDef.

There is no need to call virDomainLiveConfigHelperMethod which has the
ability to fill newDef if it's NULL.

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