Bug 1842547 - ensure treecol label, crop and other attributes actuall…

…y inherit correctly, a=diannaS Original Revision: https://phabricator.services.mozilla.com/D183207 Differential Revision: https://phabricator.services.mozilla.com/D183307
dothq · Jul 13, 2023 · 3628c5a · 3628c5a
1 parent 8cabdbd
commit 3628c5a
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/toolkit/content/widgets/tree.js b/toolkit/content/widgets/tree.js
@@ -303,7 +303,7 @@
 
   class MozTreecol extends MozElements.BaseControl {
     static get observedAttributes() {
-      return ["primary"];
+      return ["primary", ...super.observedAttributes];
     }
 
     static get inheritedAttributes() {
@@ -411,7 +411,8 @@
       this._resizeObserver = null;
     }
 
-    attributeChangedCallback() {
+    attributeChangedCallback(name, oldValue, newValue) {
+      super.attributeChangedCallback(name, oldValue, newValue);
       this._invalidate();
     }