From 5c0be3915e7e561388ea8524dba8fe18fceabc6c Mon Sep 17 00:00:00 2001
From: crisbeto <crisbeto@abv.bg>
Date: Mon, 14 Aug 2017 23:34:11 +0200
Subject: [PATCH] fix(chips): set appropriate aria-orientation

Based on the [accessibility guidelines](https://www.w3.org/TR/wai-aria-practices-1.1/#Listbox), the `listbox` role has a default `aria-orientation` of `vertical`, however the chips in a chip list are horizontal.
---
 src/lib/chips/chip-list.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/chips/chip-list.ts b/src/lib/chips/chip-list.ts
index 35d7ddfb7f70..2487f9cd1c17 100644
--- a/src/lib/chips/chip-list.ts
+++ b/src/lib/chips/chip-list.ts
@@ -45,6 +45,7 @@ import {coerceBooleanProperty} from '@angular/cdk/coercion';
   host: {
     '[attr.tabindex]': '_tabIndex',
     'role': 'listbox',
+    'aria-orientation': 'horizontal',
     'class': 'mat-chip-list',
 
     '(focus)': 'focus()',