cros: Replace WizardController string constants with OobeScreen values.

chrome/browser/chromeos/login/enrollment/enrollment_screen.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/enrollment/enrollment_screen.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/command_line.h"
@@ skipping 41 matching lines @@
 const char * const kMetricEnrollmentTimeSuccess =
     "Enterprise.EnrollmentTime.Success";
 
 }  // namespace
 
 namespace chromeos {
 
 // static
 EnrollmentScreen* EnrollmentScreen::Get(ScreenManager* manager) {
   return static_cast<EnrollmentScreen*>(
-      manager->GetScreen(WizardController::kEnrollmentScreenName));
+      manager->GetScreen(OobeScreen::SCREEN_OOBE_ENROLLMENT));
 }
 
 EnrollmentScreen::EnrollmentScreen(BaseScreenDelegate* base_screen_delegate,
                                    EnrollmentScreenActor* actor)
-    : BaseScreen(base_screen_delegate, WizardController::kEnrollmentScreenName),
+    : BaseScreen(base_screen_delegate, OobeScreen::SCREEN_OOBE_ENROLLMENT),
       actor_(actor),
       weak_ptr_factory_(this) {}
 
 EnrollmentScreen::~EnrollmentScreen() {
   DCHECK(!enrollment_helper_ || g_browser_process->IsShuttingDown());
 }
 
 void EnrollmentScreen::SetParameters(
     const policy::EnrollmentConfig& enrollment_config,
     pairing_chromeos::ControllerPairingController* shark_controller) {
@@ skipping 261 matching lines @@
 }
 
 void EnrollmentScreen::RecordEnrollmentErrorMetrics() {
   enrollment_failed_once_ = true;
   //  TODO(drcrash): Maybe create multiple metrics (http://crbug.com/640313)?
   if (elapsed_timer_)
     UMA_ENROLLMENT_TIME(kMetricEnrollmentTimeFailure, elapsed_timer_);
 }
 
 }  // namespace chromeos