(re-commit) Implement installation of the Chrome App Host.

chrome/app/google_chrome_strings.grd

Index: chrome/app/google_chrome_strings.grd
diff --git a/chrome/app/google_chrome_strings.grd b/chrome/app/google_chrome_strings.grd
index 92f0585bd44b1ff735e907f90b63deda662573d8..3b8f7ab29ab13f4f982319d0facb60fea69bab43 100644
--- a/chrome/app/google_chrome_strings.grd
+++ b/chrome/app/google_chrome_strings.grd
@@ -146,6 +146,12 @@ Chrome supports. -->
         <message name="IDS_PRODUCT_FRAME_NAME" desc="The Chrome Frame application name">
           Google Chrome Frame
         </message>
+        <message name="IDS_PRODUCT_APP_HOST_NAME" desc="The Chrome App Host application name">
+          Google Chrome App Host
+        </message>
+        <message name="IDS_PRODUCT_BINARIES_NAME" desc="The Chrome Binaries application name">
+          Google Chrome Binaries
+        </message>
         <message name="IDS_VERSIONMISMATCH_HEADER">
           Chrome Frame Update.
         </message>
@@ -369,6 +375,9 @@ Google Chrome is unable to recover your settings.
       <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_APP_HOST" desc="Error displayed when higher version of the Chrome App Host already exists.">
+        This computer already has a more recent version of the Google Chrome components. Please use a more recent installer.
+      </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>