cros: Replace WizardController string constants with OobeScreen values.

chrome/browser/chromeos/login/screens/arc_terms_of_service_screen.cc

 // Copyright 2016 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/screens/arc_terms_of_service_screen.h"
 
 #include "chrome/browser/chromeos/login/screens/base_screen_delegate.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/metrics/metrics_reporting_state.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/pref_names.h"
 #include "components/prefs/pref_service.h"
 
 namespace chromeos {
 
 ArcTermsOfServiceScreen::ArcTermsOfServiceScreen(
     BaseScreenDelegate* base_screen_delegate,
     ArcTermsOfServiceScreenActor* actor)
-    : BaseScreen(base_screen_delegate,
-                 WizardController::kArcTermsOfServiceScreenName),
+    : BaseScreen(base_screen_delegate, OobeScreen::SCREEN_ARC_TERMS_OF_SERVICE),
       actor_(actor) {
   DCHECK(actor_);
   if (actor_)
     actor_->SetDelegate(this);
 }
 
 ArcTermsOfServiceScreen::~ArcTermsOfServiceScreen() {
   if (actor_)
     actor_->SetDelegate(nullptr);
 }
@@ skipping 27 matching lines @@
   Finish(BaseScreenDelegate::ARC_TERMS_OF_SERVICE_FINISHED);
 }
 
 void ArcTermsOfServiceScreen::OnActorDestroyed(
     ArcTermsOfServiceScreenActor* actor) {
   DCHECK_EQ(actor, actor_);
   actor_ = nullptr;
 }
 
 }  // namespace chromeos