Upgrade all multi-install products present on the system when the installer is run with only the ...

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 412 matching lines @@
       </message>
       <message name="IDS_INSTALL_UNCOMPRESSION_FAILED" desc="Error when when we can not uncompress installation archive.">
         The installer failed to uncompress archive. Please download Chromium again.
       </message>
       <message name="IDS_INSTALL_INVALID_ARCHIVE" desc="Error displayed when we can not open the installation archive.">
         The installer archive is corrupted or invalid. Please download Chromium again.
       </message>
       <message name="IDS_INSTALL_INSUFFICIENT_RIGHTS" desc="Error displayed when a non admin user tries to attempt system level install/uninstall.">
         You do not have appropriate rights for system-level install. Try running the installer again as Administrator.
       </message>
+      <message name="IDS_INSTALL_NO_PRODUCTS_TO_UPDATE" desc="Error displayed if the installer is not provided one or more products to install/update.">
+        No installation of Chromium or Chromium Frame found to update.
+      </message>
       <message name="IDS_INSTALL_APP_CONFLICT" desc="Error displayed if installation fails due to another existing application.">
         A conflict with another installed application has been detected.
       </message>
       <message name="IDS_UNINSTALL_FAILED" desc="Error during uninstall if we can not find the installation directory from registry.">
         Chromium is not installed or it failed to find installation directory. Please download Chromium again.
       </message>
       <message name="IDS_UNINSTALL_COMPLETE" desc="Text displayed on dialog that is shown when uninstall is complete and no reboot is required.">
         Uninstallation complete.
       </message>
       <message name="IDS_INSTALL_DIR_IN_USE" desc="Error during install if Chromium version is missing from registry but the installation directory exists and can not be deleted.">
@@ skipping 113 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.">
           Chromium 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.">
           Chromium Utility
         </message>
       </if>
     </messages>
   </release>
 </grit>