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

chrome/browser/chromeos/login/existing_user_controller.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/existing_user_controller.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 198 matching lines @@
   do_auto_enrollment_ = true;
 }
 
 void ExistingUserController::ResumeLogin() {
   // This means the user signed-in, then auto-enrollment used his credentials
   // to enroll and succeeded.
   resume_login_callback_.Run();
   resume_login_callback_.Reset();
 }
 
-void ExistingUserController::PrepareKioskAppLaunch() {
-  // Disable login UI while waiting for the kiosk app launch. There is no
-  // balanced UI enable call because this very login screen will not be
-  // accessed again. If app is launched, it will be destroyed. If app fails to
-  // launch, chrome is restarted to go back to a new login screen.
-  login_display_->SetUIEnabled(false);
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 // ExistingUserController, content::NotificationObserver implementation:
 //
 
 void ExistingUserController::Observe(
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_SESSION_STARTED) {
     // Stop listening to any notification once session has started.
@@ skipping 391 matching lines @@
 void ExistingUserController::ShowWrongHWIDScreen() {
   scoped_ptr<DictionaryValue> params;
   host_->StartWizard(WizardController::kWrongHWIDScreenName, params.Pass());
   login_display_->OnFadeOut();
 }
 
 void ExistingUserController::Signout() {
   NOTREACHED();
 }
 
+void ExistingUserController::LaunchKioskApp(const std::string& app_id) {
+  host_->StartAppLaunch(app_id);
+}
+
 void ExistingUserController::OnConsumerKioskModeCheckCompleted(
     KioskAppManager::ConsumerKioskModeStatus status) {
   if (status == KioskAppManager::CONSUMER_KIOSK_MODE_CONFIGURABLE)
     ShowKioskEnableScreen();
 }
 
 void ExistingUserController::OnEnrollmentOwnershipCheckCompleted(
     DeviceSettingsService::OwnershipStatus status,
     bool current_user_is_owner) {
   if (status == DeviceSettingsService::OWNERSHIP_NONE) {
@@ skipping 468 matching lines @@
   // changed.
   UserManager::Get()->SaveUserOAuthStatus(
       username,
       User::OAUTH2_TOKEN_STATUS_INVALID);
 
   login_display_->SetUIEnabled(true);
   login_display_->ShowGaiaPasswordChanged(username);
 }
 
 }  // namespace chromeos