Add a flag to control whether there is a shortcut for the app list / launcher in the Windows taskba…

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 be2e6d1826d26c05d40c9766a0e1edf7df000012..806f834792a68098240f234d5759eeb978db39dd 100644
--- a/chrome/app/google_chrome_strings.grd
+++ b/chrome/app/google_chrome_strings.grd
@@ -581,6 +581,12 @@ Google Chrome is unable to recover your settings.
           Chrome Captive Portal detector
 	</message>
       </if>
+      <message name="IDS_FLAGS_SHOW_APP_LIST_SHORTCUT_NAME" desc="Name for the flag to show the Chrome app list shortcut in the taskbar.">
+        Show Chrome Apps Launcher.
+      </message>
+      <message name="IDS_FLAGS_SHOW_APP_LIST_SHORTCUT_DESCRIPTION" desc="Description for the flag to show the Chrome app list shortcut in the taskbar.">
+        Show a shortcut to the Chrome Apps Launcher in the Windows TaskBar.
+      </message>
 
       <!-- Obsolete System info bar -->
       <message name="IDS_SYSTEM_OBSOLETE_MESSAGE" desc="Message shown when your OS is no longer supported. This messages is followed by a 'Learn more' link.">
@@ -839,6 +845,11 @@ For Google Chrome, processes used to display diagnostics information (such as th
           Show the Chrome menu
         </message>
      </if>
+
+      <!-- App list -->
+      <message name="IDS_APP_LIST_SHORTCUT_NAME" desc="Name for the Chrome App List to appear in the taskbar and in any shortcuts to it.">
+        Chrome Apps Launcher
+      </message>
     </messages>
   </release>
 </grit>