fixed dropdown only working the first time (#49290)

src/vs/base/browser/ui/dropdown/dropdown.ts

@@ -243,7 +243,7 @@ export class DropdownMenu extends BaseDropdown {
 			getActionItem: (action) => this.menuOptions && this.menuOptions.actionItemProvider ? this.menuOptions.actionItemProvider(action) : null,
 			getKeyBinding: (action: IAction) => this.menuOptions && this.menuOptions.getKeyBinding ? this.menuOptions.getKeyBinding(action) : null,
 			getMenuClassName: () => this.menuClassName,
-			onHide: () => removeClass(this.element, 'active'),
+			onHide: () => this.onHide(),
 			actionRunner: this.menuOptions ? this.menuOptions.actionRunner : null
 		});
 	}
@@ -251,6 +251,11 @@ export class DropdownMenu extends BaseDropdown {
 	public hide(): void {
 		super.hide();
 	}
+
+	private onHide(): void {
+		this.hide();
+		removeClass(this.element, 'active');
+	}
 }
 
 export class DropdownMenuActionItem extends BaseActionItem {