FCompileConstantResolver ( const [UNiagaraSystem](API\Plugins\Niagara\UNiagaraSystem) * System, [ENiagaraScriptUsage](API\Plugins\Niagara\ENiagaraScriptUsage) Usage, [ENiagaraFunctionDebugState](API\Plugins\Niagara\ENiagaraFunctionDebugState) DebugState )