Created optional multiprofiles introduction dialog.

chrome/app/chromeos_strings.grdp

Index: chrome/app/chromeos_strings.grdp
diff --git a/chrome/app/chromeos_strings.grdp b/chrome/app/chromeos_strings.grdp
index 9add97383b27e423be039d11f65cd0cdd514807e..5239fdeb94710f7ab6e699db3f3e1887712badd2 100644
--- a/chrome/app/chromeos_strings.grdp
+++ b/chrome/app/chromeos_strings.grdp
@@ -3836,6 +3836,20 @@ Battery full
     Disable on <ph name="DOMAIN">$1<ex>example.com</ex></ph>
   </message>
 
+  <!-- Multiprofiles mode -->
+  <message name="IDS_MULTIPROFILES_INTRO_HEADLINE" desc="Describes what the intro dialog explains.">

[dzhioev (left Google), 2013/12/20 03:39:01]

Please add more information to description. Translators don't see |name| of
string, so it's not clear which dialog are you talking about.

[merkulova, 2014/01/10 15:16:52]

Done.

+    Multiple sign-in
+  </message>
+  <message name="IDS_MULTIPROFILES_INTRO_MESSAGE" desc="Content of the intro dialog shown when the user adds another user in multi-profiles mode.">
+     This feature allows you to quickly access any signed-in user without requiring a password.
+  </message>
+  <message name="IDS_MULTIPROFILES_INTRO_EXPLANATION" desc="Content of the intro dialog shown when the user adds another user in multi-profiles mode.">
+    Only use this feature with your accounts you trust.
+  </message>
+  <message name="IDS_MULTIPROFILES_INTRO_NOSHOW_AGAIN" desc="In multi-profiles intro dialog, text for show-again option.">
+    Got it, don't show me this again.
+  </message>
+
   <!-- First-run tutorial -->
   <message name="IDS_FIRST_RUN_GREETING_STEP_HEADER" desc="Greeting message shown as header of the first dialog of first-run tutorial.">
     Howdy, <ph name="USER_GIVEN_NAME">$1<ex>John</ex></ph>.