[ENiagaraDrawIndirectArgGenTaskFlags](API\Plugins\NiagaraVertexFactories\ENiagaraDrawIndirectArgGenTaskFl-) & operator&= ( [ENiagaraDrawIndirectArgGenTaskFlags](API\Plugins\NiagaraVertexFactories\ENiagaraDrawIndirectArgGenTaskFl-) & Lhs, [ENiagaraDrawIndirectArgGenTaskFlags](API\Plugins\NiagaraVertexFactories\ENiagaraDrawIndirectArgGenTaskFl-) Rhs )