Change "System Update Available" to "System Update Available. Preparing for d...

chrome/app/generated_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!-- This file contains definitions of resources that will be translated for
 each locale. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/generated_resources.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 9216 matching lines @@
       <message name="IDS_LOW_BATTERY_MESSAGE" desc="Message for low battery notification">
         Less than <ph name="MINUTES">$1<ex>15 mins left</ex></ph>.
       </message>
       <message name="IDS_UPDATE_TITLE" desc="Title for update notification">
         System Update
       </message>
       <message name="IDS_UPDATE_ERROR" desc="Notification for failed update">
         System update failed.
       </message>
       <message name="IDS_UPDATE_AVAILABLE" desc="Notification for available update">
-        System update available&#x2026;
+        System update available. Preparing to download&#x2026;
       </message>
       <message name="IDS_UPDATE_DOWNLOADING" desc="Notification for update download progress">
         System update downloading: <ph name="PERCENT">$1<ex>10</ex></ph>&#37; complete.
       </message>
       <message name="IDS_UPDATE_VERIFYING" desc="Notification for update verifying">
         Verifying system update&#x2026;
       </message>
       <message name="IDS_UPDATE_FINALIZING" desc="Notification for update finalizing">
         Finalizing system update&#x2026;
       </message>
@@ skipping 2071 matching lines @@
     </includes>
     <structures fallback_to_english="true">
       <structure name="IDD_CHROME_FRAME_FIND_DIALOG" file="cf_resources.rc" type="dialog" >
       </structure>
       <structure name="IDD_CHROME_FRAME_READY_PROMPT" file="cf_resources.rc" type="dialog" >
       </structure>
     </structures>
 
   </release>
 </grit>