Implementing --app-launcher install/uninstall flow.

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 122 matching lines @@
       </message>
       <message name="IDS_SHORT_PRODUCT_NAME" desc="The Chrome application short name">
         Chrome
       </message>
       <message name="IDS_SXS_SHORTCUT_NAME" desc="The Chrome short cut name for SxS channel">
         Google Chrome Canary
       </message>
       <message name="IDS_PRODUCT_DESCRIPTION" desc="Browser description">
         Google Chrome is a web browser that runs webpages and applications with lightning speed. It's fast, stable, and easy to use. Browse the web more safely with malware and phishing protection built into Google Chrome.
       </message>
+      <message name="IDS_APP_LAUNCHER_PRODUCT_DESCRIPTION" desc="App Launcher description">
+        Google Chrome App Launcher is a standalone platform for Chrome apps.
+      </message>
       <if expr="pp_ifdef('chromeos')">
         <message name="IDS_PRODUCT_OS_NAME" desc="The Chrome OS application name">
           Google Chrome OS
         </message>
         <message name="IDS_SHORT_PRODUCT_OS_NAME" desc="The Chrome OS application short name">
           Chrome OS
         </message>
       </if>
       <if expr="is_win">
         <message name="IDS_PRODUCT_FRAME_NAME" desc="The Chrome Frame application name">
@@ skipping 313 matching lines @@
       </message>
       <message name="IDS_IMPORT_BOOKMARKS" desc="Explanatory text for the importing progress dialog when importing a bookmarks.html file from the bookmark manager">
         Google Chrome is now importing Favorites/Bookmarks.
       </message>
       <message name="IDS_OEM_MAIN_SHORTCUT_NAME" desc="Name of the desktop shortcut to start the application for OEM pre-installations.">
         Internet Browser
       </message>
       <message name="IDS_SHORTCUT_TOOLTIP" desc="Text for the hover-on tooltip for the Google Chrome shortcuts.">
         Access the Internet
       </message>
+      <message name="IDS_APP_LAUNCHER_SHORTCUT_TOOLTIP" desc="Text for the hover-on tooltip for the App Launcher shortcut.">
+        Launch Chrome apps
+      </message>
       <message name="IDS_UNINSTALL_DELETE_PROFILE" desc="Text to show user to ask whether to delete all the profile data also during uninstallation.">
         Also delete your browsing data?
       </message>
       <message name="IDS_UNINSTALL_SET_DEFAULT_BROWSER" desc="Text to ask whether to set another browser as default when Chromium is uninstalled.">
         Change default browser to:
       </message>
       <message name="IDS_UNINSTALL_BUTTON_TEXT" desc="Label for uninstall button on Uninstall confirmation dialog.">
         Uninstall
       </message>
       <message name="IDS_DEFAULT_BROWSER_INFOBAR_SHORT_TEXT" desc="More compact text to show in the default browser query infobar.">
@@ skipping 349 matching lines @@
 
       <!-- Chrome OS keyboard overlay-->
       <if expr="pp_ifdef('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 Chrome menu
         </message>
      </if>
     </messages>
   </release>
 </grit>