Add accessibility related notification to notification center

ash/ash_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!--
 This file contains the strings for ash.
 -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       output_all_resource_defines="false" source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/ash_strings.h" type="rc_header">
@@ skipping 152 matching lines @@
       </message>
 
       <message name="IDS_ASH_LEARN_MORE" desc="Text of Learn more links.">
         Learn more
       </message>
 
       <!-- Status tray items -->
       <message name="IDS_ASH_STATUS_TRAY_ACCESSIBLE_DESCRIPTION" desc="The accessible description of the status tray and the information on it.">
         Status tray, time <ph name="time">$1<ex>9:50</ex></ph>, <ph name="battery">$2<ex>Battery is full.</ex></ph>
       </message>
-      <message name="IDS_ASH_STATUS_TRAY_BRAILLE_DISPLAY_CONNECTED_BUBBLE" desc="The message shown on a bubble when a braille display is connected">
-Braille display connected.
+      <message name="IDS_ASH_STATUS_TRAY_BRAILLE_DISPLAY_CONNECTED" desc="The message shown on a notification when a braille display is connected">
+        Braille display connected.
       </message>
       <message name="IDS_ASH_STATUS_TRAY_SETTINGS" desc="The accessible text for a settings button.">
         Settings
       </message>
-      <message name="IDS_ASH_STATUS_TRAY_SPOKEN_FEEDBACK_ENABLED_BUBBLE" desc="The message shown on a bubble when spoken feedback is enabled">
-ChromeVox (spoken feedback) is enabled.
-Press Ctrl+Alt+Z to disable.
+      <message name="IDS_ASH_STATUS_TRAY_SPOKEN_FEEDBACK_ENABLED" desc="The message shown on a notification when spoken feedback is enabled">
+        Press Ctrl + Alt + Z to disable spoken feedback.
+      </message>
+      <message name="IDS_ASH_STATUS_TRAY_SPOKEN_FEEDBACK_ENABLED_TITLE" desc="The title message shown on a notification when spoken feedback is enabled">
+        ChromeVox enabled
+      </message>
+      <message name="IDS_ASH_STATUS_TRAY_SPOKEN_FEEDBACK_BRAILLE_ENABLED_TITLE" desc="The message shown on a notification when both the spoken feedback and braille are enabled">
+        Braille and ChromeVox are enabled
       </message>
       <message name="IDS_ASH_STATUS_TRAY_SIGN_OUT" desc="The label used for the button in the status tray to sign out of the system.">
         Sign out
       </message>
       <message name="IDS_ASH_STATUS_TRAY_SIGN_OUT_ALL" desc="The label used for the button in the status tray to sign out all users of the system.">
         Sign out all
       </message>
       <message name="IDS_ASH_STATUS_TRAY_GUEST_LABEL" desc="The label used in the system tray's user card to indicate that the current session is a guest session.">
         Guest
       </message>
@@ skipping 842 matching lines @@
 
       <!-- Tray scale strings -->
       <message name="IDS_ASH_STATUS_TRAY_SCALE" desc="The label used in scale setting detailed page of ash tray popup.">
         Display scale settings
       </message>
       <message name="IDS_ASH_STATUS_TRAY_SCALE_SLIDER" desc="The accessible text for the scale slider">Display scale</message>
     </messages>
   </release>
 </grit>