fixes #107903

src/vs/workbench/contrib/extensions/browser/extensionsActions.ts

@@ -731,6 +731,7 @@ export function getContextMenuActions(menuService: IMenuService, contextKeyServi
 		return instantiationService.createInstance(MenuItemExtensionAction, action);
 	})));
 	menu.dispose();
+	scopedContextKeyService.dispose();
 
 	return groups;
 }

src/vs/workbench/contrib/timeline/browser/timelinePane.ts

@@ -1236,6 +1236,7 @@ class TimelinePaneCommands extends Disposable {
 		createAndFillInContextMenuActions(menu, { shouldForwardArgs: true }, result, this.contextMenuService, g => /^inline/.test(g));
 
 		menu.dispose();
+		scoped.dispose();
 
 		return result;
 	}

src/vs/workbench/contrib/views/browser/treeView.ts

@@ -1027,9 +1027,8 @@ class TreeMenus extends Disposable implements IDisposable {
 		createAndFillInContextMenuActions(menu, { shouldForwardArgs: true }, result, this.contextMenuService, g => /^inline/.test(g));
 
 		menu.dispose();
-		// When called without a parameter, updateParent will dispose the parent change listener.
-		// We cannot call dispose on the contextKeyService because it will break submenus.
-		contextKeyService.updateParent();
+		contextKeyService.dispose();
+
 		return result;
 	}
 }