Adds missing typedef import to allow for building files individually
Adds missing typedef import to allow for building files individually

craigcitro/datalab,parthea/datalab,craigcitro/datalab,googledatalab/datalab,googledatalab/datalab,craigcitro/datalab,googledatalab/datalab,craigcitro/datalab,yebrahim/datalab,parthea/datalab,yebrahim/datalab,googledatalab/datalab,yebrahim/datalab,googledatalab/datalab,parthea/datalab,craigcitro/datalab,yebrahim/datalab,yebrahim/datalab,parthea/datalab,googledatalab/datalab,parthea/datalab,parthea/datalab