From 063a432ec97e30be995aa58334a7b24574a0b146 Mon Sep 17 00:00:00 2001
From: Richard Davey <rich@photonstorm.com>
Date: Tue, 31 Jul 2018 10:28:36 +0100
Subject: [PATCH] Destroy will now clear out all custom plugins. Fix #3856

---
 src/plugins/PluginManager.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/plugins/PluginManager.js b/src/plugins/PluginManager.js
index 4e2aa5a95..30979e556 100644
--- a/src/plugins/PluginManager.js
+++ b/src/plugins/PluginManager.js
@@ -804,7 +804,8 @@ var PluginManager = new Class({
     /**
      * Destroys this Plugin Manager and all associated plugins.
      * It will iterate all plugins found and call their `destroy` methods.
-     * Note that the PluginCache is NOT cleared by this as it doesn't hold any plugin instances.
+     * 
+     * The PluginCache will remove all custom plugins.
      *
      * @method Phaser.Plugins.PluginManager#destroy
      * @since 3.8.0
@@ -816,6 +817,13 @@ var PluginManager = new Class({
             this.plugins[i].plugin.destroy();
         }
 
+        PluginCache.destroyCustomPlugins();
+
+        if (this.game.noReturn)
+        {
+            PluginCache.destroyCorePlugins();
+        }
+
         this.game = null;
         this.plugins = [];
         this.scenePlugins = [];