Represent kiosk apps as user pods instead of menu items.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 73bd205772468a26755abe3f092c8fad26e4729c..7801f0a08a9c5452cf54c0099375c2d5ff0d5f02 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -14142,6 +14142,9 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@gmail.com</ex
         <message name="IDS_ADD_USER_BUTTON" desc="Text shown on an add user button on login/locker screen">
           Add User
         </message>
+        <message name="IDS_LAUNCH_APP_BUTTON" desc="Test shown on the button that launches kiosk app from Chrome OS login UI">
+          Launch App
+        </message>
         <message name="IDS_SCREEN_LOCK_SIGN_OUT">
           Sign out
         </message>
@@ -14156,6 +14159,9 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@gmail.com</ex
         <message name="IDS_ADD_USER_BUTTON" desc="Text shown on an add user button on login/locker screen">
           Add user
         </message>
+        <message name="IDS_LAUNCH_APP_BUTTON" desc="Test shown on the button that launches kiosk app from Chrome OS login UI">
+          Launch app
+        </message>
         <message name="IDS_SCREEN_LOCK_SIGN_OUT">
           Sign out
         </message>