Allow delegation to vanilla chunk gen

Spigot-Server-Patches/0536-Allow-delegation-to-vanilla-chunk-gen.patch

@@ -27,7 +27,7 @@ index b51613040e4583ff056060b47b1f97a86ebcde51..5366314e5f889b5b8d7740bbd0f024d9
  
                                  for (int l = 0; l < k; ++l) {
 diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
-index 56bf840e3d514153ed249093761ddcc04b282403..0d044ed6d7dd77e1dcc6c69a94afb74cb8b9971c 100644
+index 56bf840e3d514153ed249093761ddcc04b282403..d8103ab0d542ced4f30b88ceb4fc4c3eedd5d9a0 100644
 --- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
 +++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
 @@ -1972,6 +1972,29 @@ public final class CraftServer implements Server {
@@ -46,9 +46,9 @@ index 56bf840e3d514153ed249093761ddcc04b282403..0d044ed6d7dd77e1dcc6c69a94afb74c
 +        list.add(protoChunk);
 +        net.minecraft.server.RegionLimitedWorldAccess genRegion = new net.minecraft.server.RegionLimitedWorldAccess(nmsWorld, list);
 +        // call vanilla generator, one feature after another. Order here is important!
-+        net.minecraft.server.ChunkGenerator<?> chunkGenerator = ((CraftWorld) world).getHandle().worldProvider.getChunkGenerator();
++        net.minecraft.server.ChunkGenerator chunkGenerator = nmsWorld.getChunkProvider().chunkGenerator;
 +        chunkGenerator.createBiomes(protoChunk);
-+        chunkGenerator.buildNoise(genRegion, protoChunk);
++        chunkGenerator.buildNoise(genRegion, nmsWorld.getStructureManager(), protoChunk);
 +        chunkGenerator.buildBase(genRegion, protoChunk);
 +        // copy over generated sections
 +        data.setRawChunkData(protoChunk.getSections());