Allow recommended locales to be set for public sessions

chrome/browser/chromeos/login/existing_user_controller.h

Index: chrome/browser/chromeos/login/existing_user_controller.h
diff --git a/chrome/browser/chromeos/login/existing_user_controller.h b/chrome/browser/chromeos/login/existing_user_controller.h
index be197f65441834f041449776812924cfed8c5e20..0ce80fe315ad90959cc80abab1da4d0444358378 100644
--- a/chrome/browser/chromeos/login/existing_user_controller.h
+++ b/chrome/browser/chromeos/login/existing_user_controller.h
@@ -28,6 +28,10 @@
 #include "ui/gfx/rect.h"
 #include "url/gurl.h"
 
+namespace base {
+class ListValue;
+}
+
 namespace chromeos {
 
 class CrosSettings;
@@ -220,6 +224,17 @@ class ExistingUserController : public LoginDisplay::Delegate,
   // Sends an accessibility alert event to extension listeners.
   void SendAccessibilityAlert(const std::string& alert_text);
 
+  // Callback invoked when the keyboard layouts available for a public session
+  // have been retrieved. Selects the first layout from the list and continues
+  // login.
+  void SetPublicSessionKeyboardLayoutAndLogin(
+      const UserContext& user_context,
+      scoped_ptr<base::ListValue> keyboard_layouts);
+
+  // Starts the actual login process for a public session. Invoked when all
+  // preconditions have been verified.
+  void LoginAsPublicSessionInternal(const UserContext& user_context);
+
   // Public session auto-login timer.
   scoped_ptr<base::OneShotTimer<ExistingUserController> > auto_login_timer_;