Convert WindowOpenDisposition to an enum class.

components/autofill/core/browser/autofill_save_card_infobar_delegate_mobile.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 "components/autofill/core/browser/autofill_save_card_infobar_delegate_mobile.h"
 
 #include <utility>
 
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
@@ skipping 36 matching lines @@
 }
 
 AutofillSaveCardInfoBarDelegateMobile::
     ~AutofillSaveCardInfoBarDelegateMobile() {
   if (!had_user_interaction_)
     LogUserAction(AutofillMetrics::INFOBAR_IGNORED);
 }
 
 void AutofillSaveCardInfoBarDelegateMobile::OnLegalMessageLinkClicked(
     GURL url) {
-  infobar()->owner()->OpenURL(url, NEW_FOREGROUND_TAB);
+  infobar()->owner()->OpenURL(url, WindowOpenDisposition::NEW_FOREGROUND_TAB);
 }
 
 int AutofillSaveCardInfoBarDelegateMobile::GetIconId() const {
   return IDR_INFOBAR_AUTOFILL_CC;
 }
 
 base::string16 AutofillSaveCardInfoBarDelegateMobile::GetMessageText() const {
   return l10n_util::GetStringUTF16(
       upload_ ? IDS_AUTOFILL_SAVE_CARD_PROMPT_TITLE_TO_CLOUD
               : IDS_AUTOFILL_SAVE_CARD_PROMPT_TITLE_LOCAL);
@@ skipping 50 matching lines @@
 
 void AutofillSaveCardInfoBarDelegateMobile::LogUserAction(
     AutofillMetrics::InfoBarMetric user_action) {
   DCHECK(!had_user_interaction_);
 
   AutofillMetrics::LogCreditCardInfoBarMetric(user_action);
   had_user_interaction_ = true;
 }
 
 }  // namespace autofill