SPIGOT-4361: BlockFadeEvent for regular coral

nms-patches/BlockCoralPlant.patch

@@ -0,0 +1,14 @@
+--- a/net/minecraft/server/BlockCoralPlant.java
++++ b/net/minecraft/server/BlockCoralPlant.java
+@@ -18,6 +18,11 @@
+ 
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
+         if (!b_(iblockdata, world, blockposition)) {
++            // CraftBukkit start
++            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, blockposition, this.c.getBlockData().set(BlockCoralPlant.b, Boolean.valueOf(false))).isCancelled()) {
++                return;
++            }
++            // CraftBukkit end
+             world.setTypeAndData(blockposition, (IBlockData) this.c.getBlockData().set(BlockCoralPlant.b, Boolean.valueOf(false)), 2);
+         }
+