CLASS btm net/minecraft/world/chunk/storage/VersionedRegionFileCache
	FIELD a featureUpdater Lcdj;
	FIELD c dataFixer Lcom/mojang/datafixers/DataFixer;
	METHOD <init> (Lcom/mojang/datafixers/DataFixer;)V
		ARG 1 dataFixer
	METHOD a updateChunkTag (Lbts;Ljava/util/function/Supplier;Lhv;)Lhv;
		ARG 1 dimensionType
		ARG 2 persistentStateManagerFactory
		ARG 3 tag
	METHOD a getDataVersion (Lhv;)I
		ARG 0 tag
