bool SetPreviousConversions ( [UDataLayerConversionInfo](API\Editor\UnrealEd\Commandlets\UDataLayerConversionInfo) * CurrentConversion, [TArray](API\Runtime\Core\Containers\TArray)< [TWeakObjectPtr](API\Runtime\Core\UObject\TWeakObjectPtr)< [UDataLayerConversionInfo](API\Editor\UnrealEd\Commandlets\UDataLayerConversionInfo) >> && PreviousConversions )