[gjs: 9/12] system: Add missing functions to System module

[Philip Chimento <pchimento src gnome org>]

commit ed78bb61da62dfd0061372ed78fb7bb0ee183297
Author: Philip Chimento <philip chimento gmail com>
Date:   Tue Mar 16 20:41:27 2021 -0700

    system: Add missing functions to System module
    
    These functions were present in the legacy module but absent in the ES
    module.

 modules/esm/system.js | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/modules/esm/system.js b/modules/esm/system.js
index 7143e8a3..5b28cfb6 100644
--- a/modules/esm/system.js
+++ b/modules/esm/system.js
@@ -5,8 +5,10 @@ const system = import.meta.importSync('system');
 
 export let {
     addressOf,
+    addressOfGObject,
     breakpoint,
     clearDateCaches,
+    dumpHeap,
     exit,
     gc,
     programArgs,
@@ -18,8 +20,10 @@ export let {
 
 export default {
     addressOf,
+    addressOfGObject,
     breakpoint,
     clearDateCaches,
+    dumpHeap,
     exit,
     gc,
     programArgs,