convert classes to es6

(cherry picked from commit e7615d49a4071fe5b5f192884f142c9f3385211a)

src/js/net/minecraft/client/world/block/BlockRegistry.js

@@ -0,0 +1,33 @@
+import BlockLog from "./BlockLog.js";
+import BlockStone from "./BlockStone.js";
+import BlockGrass from "./BlockGrass.js";
+import BlockDirt from "./BlockDirt.js";
+import BlockLeave from "./BlockLeave.js";
+import BlockWater from "./BlockWater.js";
+import BlockSand from "./BlockSand.js";
+import BlockTorch from "./BlockTorch.js";
+import Sound from "./sound/Sound.js";
+import Block from "./Block.js";
+
+export class BlockRegistry {
+
+    static create() {
+        // Sounds
+        Block.sounds.stone = new Sound("stone", 1.0);
+        Block.sounds.wood = new Sound("wood", 1.0);
+        Block.sounds.gravel = new Sound("gravel", 1.0);
+        Block.sounds.grass = new Sound("grass", 1.0);
+        Block.sounds.cloth = new Sound("cloth", 1.0);
+        Block.sounds.sand = new Sound("sand", 1.0);
+
+        // Blocks
+        Block.STONE = new BlockStone(1, 0);
+        Block.GRASS = new BlockGrass(2, 1);
+        Block.DIRT = new BlockDirt(3, 2);
+        Block.LOG = new BlockLog(17, 4);
+        Block.LEAVE = new BlockLeave(18, 6);
+        Block.WATER = new BlockWater(9, 7);
+        Block.SAND = new BlockSand(12, 8)
+        Block.TORCH = new BlockTorch(50, 9)
+    }
+}