Remove internal call to deprecated API.
Remove internal call to deprecated API.

yhyuan/ObjectiveDDP,yhyuan/ObjectiveDDP,gumpyoung/ObjectiveDDP,boundsj/ObjectiveDDP,lookback/ObjectiveDDP,hiddenswitch/ObjectiveDDP,yhyuan/ObjectiveDDP,emmerge/ObjectiveDDP,emmerge/ObjectiveDDP,hiddenswitch/ObjectiveDDP,gumpyoung/ObjectiveDDP,boundsj/ObjectiveDDP,hiddenswitch/ObjectiveDDP,emmerge/ObjectiveDDP,yhyuan/ObjectiveDDP,lookback/ObjectiveDDP,gumpyoung/ObjectiveDDP,boundsj/ObjectiveDDP,lookback/ObjectiveDDP,hiddenswitch/ObjectiveDDP,emmerge/ObjectiveDDP,lookback/ObjectiveDDP,boundsj/ObjectiveDDP,gumpyoung/ObjectiveDDP