Migrate call sites LoginDisplayHostImpl::default_host to LoginDisplayHost.

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc

 // Copyright (c) 2013 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/ui/webui/chromeos/login/signin_screen_handler.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <vector>
@@ skipping 980 matching lines @@
   UserContext context(user_manager::USER_TYPE_GUEST, std::string());
   if (delegate_)
     delegate_->Login(context, SigninSpecifics());
 }
 
 void SigninScreenHandler::HandleShowSupervisedUserCreationScreen() {
   if (!user_manager::UserManager::Get()->AreSupervisedUsersAllowed()) {
     LOG(ERROR) << "Managed users not allowed.";
     return;
   }
-  LoginDisplayHostImpl::default_host()->
-      StartWizard(WizardController::kSupervisedUserCreationScreenName);
+  LoginDisplayHost::default_host()->StartWizard(
+      WizardController::kSupervisedUserCreationScreenName);
 }
 
 void SigninScreenHandler::HandleLaunchPublicSession(
     const AccountId& account_id,
     const std::string& locale,
     const std::string& input_method) {
   if (!delegate_)
     return;
 
   UserContext context(user_manager::USER_TYPE_PUBLIC_ACCOUNT,
@@ skipping 61 matching lines @@
 
 void SigninScreenHandler::HandleToggleEnableDebuggingScreen() {
   if (delegate_)
     delegate_->ShowEnableDebuggingScreen();
 }
 
 void SigninScreenHandler::HandleToggleKioskEnableScreen() {
   policy::BrowserPolicyConnectorChromeOS* connector =
       g_browser_process->platform_part()->browser_policy_connector_chromeos();
   if (delegate_ && !connector->IsEnterpriseManaged() &&
-      LoginDisplayHostImpl::default_host()) {
+      LoginDisplayHost::default_host()) {
     delegate_->ShowKioskEnableScreen();
   }
 }
 
 void SigninScreenHandler::HandleToggleKioskAutolaunchScreen() {
   policy::BrowserPolicyConnectorChromeOS* connector =
       g_browser_process->platform_part()->browser_policy_connector_chromeos();
   if (delegate_ && !connector->IsEnterpriseManaged())
     delegate_->ShowKioskAutolaunchScreen();
 }
@@ skipping 40 matching lines @@
         OnLockBackgroundDisplayed();
   }
 }
 
 void SigninScreenHandler::HandleSignOutUser() {
   if (delegate_)
     delegate_->Signout();
 }
 
 void SigninScreenHandler::HandleOpenProxySettings() {
-  LoginDisplayHostImpl::default_host()->OpenProxySettings();
+  LoginDisplayHost::default_host()->OpenProxySettings();
 }
 
 void SigninScreenHandler::HandleLoginVisible(const std::string& source) {
   VLOG(1) << "Login WebUI >> loginVisible, src: " << source << ", "
           << "webui_visible_: " << webui_visible_;
   if (!webui_visible_) {
     // There might be multiple messages from OOBE UI so send notifications after
     // the first one only.
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_LOGIN_OR_LOCK_WEBUI_VISIBLE,
@@ skipping 230 matching lines @@
   return gaia_screen_handler_->frame_error();
 }
 
 void SigninScreenHandler::OnCapsLockChanged(bool enabled) {
   caps_lock_enabled_ = enabled;
   if (page_is_ready())
     CallJS("login.AccountPickerScreen.setCapsLockState", caps_lock_enabled_);
 }
 
 }  // namespace chromeos