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

chrome/app/chromium_strings.grd

Index: chrome/app/chromium_strings.grd
diff --git a/chrome/app/chromium_strings.grd b/chrome/app/chromium_strings.grd
index 21f28c7f0a76384a9aa95c31034a45ab1b286b17..50b70afc69d2ec54fb288807746d5ef32f640141 100644
--- a/chrome/app/chromium_strings.grd
+++ b/chrome/app/chromium_strings.grd
@@ -375,8 +375,8 @@ be available for now. -->
       <message name="IDS_INSTALL_HIGHER_VERSION_CB_CF" desc="Error displayed when higher version of Chromium and Chromium Frame already exists">
         This computer already has a more recent version of Chromium and Chromium Frame. If the software is not working, please uninstall both Chromium and Chromium 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.">
-        Chromium is already installed and available to all users of this computer. If you want to install Chromium 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 Chromium Frame is already installed.">
+        Chromium Frame is already installed and available to all users of this computer. If you want to install Chromium 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 Chromium is currently running, please close it and try again.