Add accessible strings for the uber tray

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"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/ash_strings.h" type="rc_header">
@@ skipping 374 matching lines @@
       </message>      
       <message name="IDS_ASH_STATUS_TRAY_IP" desc="The label for the IP address of the network:">
         IP Address
       </message>
       <message name="IDS_ASH_STATUS_TRAY_ETHERNET" desc="The ethernet network device.">
         Ethernet
       </message>
       <message name="IDS_ASH_STATUS_TRAY_WIFI" desc="The wifi network device.">
         Wi-Fi
       </message>
+      <message name="IDS_ASH_STATUS_TRAY_HELP" desc="The accessible text for the help button.">
+        Help
+      </message>
+      <message name="IDS_ASH_STATUS_TRAY_SHUTDOWN" desc="The accessible text for the shutdown button.">
+        Shutdown
+      </message>
+      <message name="IDS_ASH_STATUS_TRAY_NOTIFICATIONS" desc="The accessible text for the notifications button.">
+        Notifications
+      </message>
+      <message name="IDS_ASH_STATUS_TRAY_CELLULAR" desc="The accessible text for the cellular button.">
+        Cellular
+      </message>
+      <message name="IDS_ASH_STATUS_TRAY_NETWORK_INFO" desc="The accessible text for the network info button.">
+        Network Info
+      </message>
       <message name="IDS_ASH_STATUS_TRAY_NO_NETWORKS" desc="The message to display in the network info bubble when it is otherwise empty.">
         No network information available
       </message>
       <message name="IDS_ASH_SECONDARY_MONITOR" desc="The message shown on the secondary monitors.">
         This screen intentionally left blank
       </message>
       <message name="IDS_ASH_SECONDARY_MONITOR_SHORTCUT" desc="The shortcut text on the secondary monitors.">
         Ctrl + 
       </message>
       <message name="IDS_ASH_STATUS_TRAY_PREVIOUS_MENU" desc="The accessible text for header entries for detailed versions of status tray items.">
         Previous menu
       </message>
       <message name="IDS_ASH_WEB_NOTFICATION_TRAY_EXTENSIONS_DISABLE" desc="The menu entry for disabling extensions from a notification.">
         Disable extension
       </message>
       <message name="IDS_ASH_WEB_NOTFICATION_TRAY_SITE_DISABLE" desc="The menu entry for disabling notification from a site.">
         Disable notifications from <ph name="site">$1<ex>mail.google.com</ex></ph>
       </message>
       <message name="IDS_ASH_WEB_NOTFICATION_TRAY_SETTINGS" desc="The menu entry or button for visiting the appropriate settings page.">
         Settings...
       </message>
       <message name="IDS_ASH_WEB_NOTFICATION_TRAY_CLEAR_ALL" desc="The button for clearing all notifications.">
         Clear All
       </message>
     </messages>
   </release>
 </grit>