chromeos: Shorten some strings in the keyboard overlay.

chrome/app/chromium_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are distribution specific.
 These strings will not be translated and only english versions will
 be available for now. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/chromium_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 997 matching lines @@
           <ph name="PROXIES_TITLE">&lt;span jscontent="proxyTitle"&gt;&lt;/span&gt;<ex>Change proxy settings...</ex></ph>
           &gt;
           LAN Settings
           and deselect the &quot;Use a proxy server for your LAN&quot; checkbox.
         </message>
       </if>
 
       <!-- Chrome OS keyboard overlay-->
       <if expr="chromeos">
         <message name="IDS_KEYBOARD_OVERLAY_SHOW_WRENCH_MENU" desc="The text in the keyboard overlay to explain the shortcut that opens the main Chrome menu.">
-          Show the Chromium menu
+          Show Chromium menu
         </message>
       </if>
 
       <!-- App list -->
       <if expr="enable_app_list">
         <message name="IDS_APP_LIST_SHORTCUT_NAME" desc="Name for the Chromium App List to appear in the taskbar and in any shortcuts to it.">
           Chromium App Launcher
         </message>
         <if expr="is_win or is_macosx">
           <message name="IDS_APP_LIST_SHORTCUT_NAME_CANARY" desc="Name for the Chromium App List to appear in the taskbar and in any shortcuts to it.">
@@ skipping 249 matching lines @@
           Chromium updates automatically so you always have the freshest version. When this download completes, Chromium will restart and you'll be on your way.
         </message>
         <message name="IDS_EULA_SCREEN_ACCESSIBLE_TITLE" desc="Title to be spoken on opening the OOBE EULA screen">
           Chromium OS terms
         </message>
       </if>
 
     </messages>
   </release>
 </grit>