From a7a0e08241d75d74e509c6351c32ab251ccf0087 Mon Sep 17 00:00:00 2001
From: Peter_Liang <peterliang@google.com>
Date: Thu, 6 Feb 2020 16:56:22 +0800
Subject: [PATCH] Remove the announcement of accessibility event for
 PaletteListView.

Root cause: The color block of color correction have no any content
desciption and it also can't be tapped to trigger others behavior.
Goal: Remove accessibility event

Bug: 148957372
Test: manual test
Change-Id: I97425e24a54e983a49189389746540ed98af82f9
---
 res/layout/daltonizer_preview.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/res/layout/daltonizer_preview.xml b/res/layout/daltonizer_preview.xml
index 24c0f7662c9..bdf1070b744 100644
--- a/res/layout/daltonizer_preview.xml
+++ b/res/layout/daltonizer_preview.xml
@@ -24,6 +24,6 @@
         android:id="@+id/palette_listView"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:contentDescription="@null" />
+        android:importantForAccessibility="noHideDescendants" />
 
 </FrameLayout>