CLASS cfl net/minecraft/world/chunk/light/BlockLightStorage
	CLASS cfl$a Data
		METHOD <init> (Lit/unimi/dsi/fastutil/longs/Long2ObjectOpenHashMap;)V
			ARG 1 map
		METHOD a copy ()Lcfl$a;
	METHOD <init> (Lbsr;)V
		ARG 1 chunkProvider
