virtual bool GetPrimaryAssetSetChunkIds ( const [TSet](API\Runtime\Core\Containers\TSet)< [FPrimaryAssetId](API\Runtime\CoreUObject\UObject\FPrimaryAssetId) > & PrimaryAssetSet, const class [ITargetPlatform](API\Developer\TargetPlatform\Interfaces\ITargetPlatform) * TargetPlatform, [TArrayView](API\Runtime\Core\Containers\TArrayView)< const int32 > ExistingChunkList, [TArray](API\Runtime\Core\Containers\TArray)< int32 > & OutChunkList ) const