[SPIGOT-946] Begin making use of access transforms to simplify patching.

By: md_5 <git@md-5.net>

paper-server/nms-patches/ChunkProviderServer.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/ChunkProviderServer.java
 +++ b/net/minecraft/server/ChunkProviderServer.java
-@@ -11,17 +11,28 @@
+@@ -11,16 +11,27 @@
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
@@ -20,22 +20,18 @@
  
      private static final Logger b = LogManager.getLogger();
 -    private Set<Long> unloadQueue = Collections.newSetFromMap(new ConcurrentHashMap());
--    private Chunk emptyChunk;
--    private IChunkProvider chunkProvider;
 +    public LongHashSet unloadQueue = new LongHashSet(); // CraftBukkit - LongHashSet
-+    public Chunk emptyChunk; // CraftBukkit - public
-+    public IChunkProvider chunkProvider; // CraftBukkit - public
+     public Chunk emptyChunk;
+     public IChunkProvider chunkProvider;
      private IChunkLoader chunkLoader;
 -    public boolean forceChunkLoad = true;
 -    private LongHashMap<Chunk> chunks = new LongHashMap();
 -    private List<Chunk> chunkList = Lists.newArrayList();
--    private WorldServer world;
 +    public boolean forceChunkLoad = false; // CraftBukkit - true -> false
 +    public LongObjectHashMap<Chunk> chunks = new LongObjectHashMap<Chunk>();
-+    public WorldServer world; // CraftBukkit - public
+     public WorldServer world;
  
      public ChunkProviderServer(WorldServer worldserver, IChunkLoader ichunkloader, IChunkProvider ichunkprovider) {
-         this.emptyChunk = new EmptyChunk(worldserver, 0, 0);
 @@ -31,26 +42,43 @@
      }
  
@@ -186,7 +182,7 @@
              chunk.loadNearby(this, this, i, j);
          }
  
-@@ -96,12 +189,25 @@
+@@ -96,9 +189,22 @@
      }
  
      public Chunk getOrCreateChunk(int i, int j) {
@@ -210,29 +206,7 @@
 +        // CraftBukkit end
      }
  
--    private Chunk loadChunk(int i, int j) {
-+    public Chunk loadChunk(int i, int j) { // CraftBukkit - public
-         if (this.chunkLoader == null) {
-             return null;
-         } else {
-@@ -123,7 +229,7 @@
-         }
-     }
- 
--    private void saveChunkNOP(Chunk chunk) {
-+    public void saveChunkNOP(Chunk chunk) { // CraftBukkit - public
-         if (this.chunkLoader != null) {
-             try {
-                 this.chunkLoader.b(this.world, chunk);
-@@ -134,7 +240,7 @@
-         }
-     }
- 
--    private void saveChunk(Chunk chunk) {
-+    public void saveChunk(Chunk chunk) { // CraftBukkit - public
-         if (this.chunkLoader != null) {
-             try {
-                 chunk.setLastSaved(this.world.getTime());
+     public Chunk loadChunk(int i, int j) {
 @@ -155,6 +261,30 @@
              chunk.n();
              if (this.chunkProvider != null) {