Refactor kiosk app launch to be part of login screen UI flow.

chrome/browser/chromeos/login/webui_login_display.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/webui_login_display.h"
 
 #include "ash/wm/user_activity_detector.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/chromeos/login/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/screen_locker.h"
@@ skipping 346 matching lines @@
 
 void WebUILoginDisplay::SetDisplayEmail(const std::string& email) {
   if (delegate_)
     delegate_->SetDisplayEmail(email);
 }
 
 void WebUILoginDisplay::Signout() {
   delegate_->Signout();
 }
 
+void WebUILoginDisplay::LaunchKioskApp(const std::string& app_id) {
+  delegate_->LaunchKioskApp(app_id);
+}
+
 void WebUILoginDisplay::OnUserActivity(const ui::Event* event) {
   if (!password_clear_timer_.IsRunning())
     StartPasswordClearTimer();
   password_clear_timer_.Reset();
   if (delegate_)
     delegate_->ResetPublicSessionAutoLoginTimer();
 }
 
 void WebUILoginDisplay::StartPasswordClearTimer() {
   DCHECK(!password_clear_timer_.IsRunning());
   password_clear_timer_.Start(FROM_HERE,
       base::TimeDelta::FromSeconds(kPasswordClearTimeoutSec), this,
       &WebUILoginDisplay::OnPasswordClearTimerExpired);
 }
 
 void WebUILoginDisplay::OnPasswordClearTimerExpired() {
   if (webui_handler_)
     webui_handler_->ClearUserPodPassword();
 }
 
 }  // namespace chromeos