autofill - remove contentDescriptions on EditTexts

chrome/android/java/res/layout/autofill_card_unmask_prompt.xml

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Copyright 2014 The Chromium Authors. All rights reserved.
 
      Use of this source code is governed by a BSD-style license that can be
      found in the LICENSE file.
 -->
 
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content">
@@ skipping 13 matching lines @@
             android:layout_marginEnd="10dp"
             android:layout_marginBottom="8dp"
             android:layout_marginTop="10dp"
             android:gravity="start" />
 
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:orientation="horizontal">
 
-            <!-- TODO(estade): add accessibility content descriptions. -->
-
             <LinearLayout
                 android:id="@+id/expiration_container"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:orientation="horizontal"
                 android:visibility="gone">
 
               <EditText
                   android:id="@+id/expiration_month"
                   android:layout_width="wrap_content"
@@ skipping 88 matching lines @@
             android:visibility="gone" />
 
         <TextView
             android:id="@+id/verification_message"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:textColor="?android:attr/colorAccent"
             android:textSize="20dp" />
     </LinearLayout>
 </RelativeLayout>