Allow updates to user-level products when system-level products are present.

chrome/app/google_chrome_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are specific to
 Google Chrome. These strings will be translated for each locale that Google
 Chrome supports. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/google_chrome_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
@@ skipping 331 matching lines @@
       </message>
       <message name="IDS_INSTALL_HIGHER_VERSION" desc="Error displayed when higher version already exists.">
         This computer already has a more recent version of Google Chrome. If the software is not working, please uninstall Google Chrome and try again.
       </message>
       <message name="IDS_INSTALL_HIGHER_VERSION_CF" desc="Error displayed when higher version of Chrome Frame already exists">
         This computer already has a more recent version of Google Chrome Frame. If the software is not working, please uninstall Google Chrome Frame and try again.
       </message>
       <message name="IDS_INSTALL_HIGHER_VERSION_CB_CF" desc="Error displayed when higher version of Chrome and Chrome Frame already exists">
         This computer already has a more recent version of Google Chrome and Google Chrome Frame. If the software is not working, please uninstall both Google Chrome and Google Chrome Frame and try again.
       </message>
-      <message name="IDS_INSTALL_SYSTEM_LEVEL_EXISTS" desc="Error displayed during user level install if system level Chromium is already installed.">
-        Google Chrome is already installed and available to all users of this computer. If you want to install Google Chrome at the user level, you must first uninstall the system-level version installed by an administrator.
+      <message name="IDS_INSTALL_SYSTEM_LEVEL_EXISTS" desc="Error displayed during user level install if system level Chrome Frame is already installed.">
+        Google Chrome Frame is already installed and available to all users of this computer. If you want to install Google Chrome Frame at the user level, you must first uninstall the system-level version installed by an administrator.
       </message>
       <message name="IDS_INSTALL_FAILED" desc="Error displayed if installation fails due to some unknown error.">
         Installation failed due to unspecified error. If Google Chrome is currently running, please close it and try again.
       </message>
       <message name="IDS_SAME_VERSION_REPAIR_FAILED" desc="Error displayed if installation fails due to Chrome running.">
         Can not install the same Google Chrome version that is currently running. Please close Google Chrome and try again.
       </message>
       <message name="IDS_SAME_VERSION_REPAIR_FAILED_CF" desc="Error displayed if installation fails due to Chrome Frame already running.">
         Can not install the same Google Chrome Frame version that is currently running. Please close Google Chrome Frame and try again.
       </message>
@@ skipping 151 matching lines @@
         <message name="IDS_UTILITY_APP_NAME" desc="The utility application's name.  Should contain the Chrome application name (IDS_PRODUCT_NAME). Example: Google Chrome Utility.">
           Google Chrome Utility
         </message>
         <message name="IDS_SHORT_UTILITY_APP_NAME" desc="The utility application's short name, used for the Mac's application menu, activity monitor, etc. Example: Chrome Utility, not Google Chrome Utility.">
           Chrome Utility
         </message>
       </if>
     </messages>
   </release>
 </grit>