MD Settings: Migrate enable-translation toggle from non-MD settings page.

chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc

 // Copyright 2015 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/settings/md_settings_localized_strings_provider.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/i18n/number_formatting.h"
@@ skipping 922 matching lines @@
       {"addLanguagesDialogTitle",
        IDS_SETTINGS_LANGUAGES_MANAGE_LANGUAGES_TITLE},
       {"allLanguages", IDS_SETTINGS_LANGUAGES_ALL_LANGUAGES},
       {"enabledLanguages", IDS_SETTINGS_LANGUAGES_ENABLED_LANGUAGES},
       {"isDisplayedInThisLanguage",
        IDS_SETTINGS_LANGUAGES_IS_DISPLAYED_IN_THIS_LANGUAGE},
       {"displayInThisLanguage",
        IDS_SETTINGS_LANGUAGES_DISPLAY_IN_THIS_LANGUAGE},
       {"offerToTranslateInThisLanguage",
        IDS_SETTINGS_LANGUAGES_OFFER_TO_TRANSLATE_IN_THIS_LANGUAGE},
+      {"offerToEnableTranslate",
+       IDS_SETTINGS_LANGUAGES_OFFER_TO_ENABLE_TRANSLATE},
 #if !defined(OS_MACOSX)
       {"spellCheckListTitle", IDS_SETTINGS_LANGUAGES_SPELL_CHECK_LIST_TITLE},
       {"spellCheckExpandA11yLabel",
        IDS_SETTINGS_LANGUAGES_SPELL_CHECK_EXPAND_ACCESSIBILITY_LABEL},
       {"spellCheckSummaryTwoLanguages",
        IDS_SETTINGS_LANGUAGES_SPELL_CHECK_SUMMARY_TWO_LANGUAGES},
       // TODO(michaelpg): Use ICU plural format when available to properly
       // translate "and [n] other(s)".
       {"spellCheckSummaryThreeLanguages",
        IDS_SETTINGS_LANGUAGES_SPELL_CHECK_SUMMARY_THREE_LANGUAGES},
@@ skipping 928 matching lines @@
 
 #if defined(OS_CHROMEOS)
   chromeos::network_element::AddLocalizedStrings(html_source);
 #endif
   policy_indicator::AddLocalizedStrings(html_source);
 
   html_source->SetJsonPath(kLocalizedStringsFile);
 }
 
 }  // namespace settings