Add method for identifying different InfoBars

chrome/browser/storage/durable_storage_permission_infobar_delegate_android.cc

 // Copyright 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/storage/durable_storage_permission_infobar_delegate_android.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/infobars/core/infobar.h"
@@ skipping 19 matching lines @@
         const GURL& requesting_frame,
         const std::string& display_languages,
         const PermissionSetCallback& callback)
     : PermissionInfobarDelegate(requesting_frame,
                                 content::PermissionType::DURABLE_STORAGE,
                                 CONTENT_SETTINGS_TYPE_DURABLE_STORAGE,
                                 callback),
       requesting_frame_(requesting_frame),
       display_languages_(display_languages) {}
 
+infobars::InfoBarDelegate::InfoBarIdentifier
+DurableStoragePermissionInfoBarDelegateAndroid::GetIdentifier() const {
+  return DURABLE_STORAGE_PERMISSION_INFOBAR_DELEGATE_ANDROID;
+}
+
 base::string16 DurableStoragePermissionInfoBarDelegateAndroid::GetMessageText()
     const {
   return l10n_util::GetStringFUTF16(
       IDS_DURABLE_STORAGE_INFOBAR_QUESTION,
       url_formatter::FormatUrl(
           requesting_frame_.GetOrigin(), display_languages_,
           url_formatter::kFormatUrlOmitUsernamePassword |
               url_formatter::kFormatUrlOmitTrailingSlashOnBareHostname,
           net::UnescapeRule::SPACES, NULL, NULL, NULL));
 }