MD Settings: Add link around "omnibox" text in search section.

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 1442 matching lines @@
 
   base::string16 help_text = l10n_util::GetStringFUTF16(
       IDS_SETTINGS_SEARCH_NO_RESULTS_HELP,
       base::ASCIIToUTF16(chrome::kSettingsSearchHelpURL));
   html_source->AddString("searchNoResultsHelp", help_text);
 }
 
 void AddSearchStrings(content::WebUIDataSource* html_source) {
   LocalizedString localized_strings[] = {
       {"searchPageTitle", IDS_SETTINGS_SEARCH},
-      {"searchExplanation", IDS_SETTINGS_SEARCH_EXPLANATION},
       {"searchEnginesManage", IDS_SETTINGS_SEARCH_MANAGE_SEARCH_ENGINES},
       {"searchEnginesManageDescription",
        IDS_SETTINGS_SEARCH_MANAGE_SEARCH_ENGINES_DESCRIPTION},
       {"searchOkGoogleLabel", IDS_SETTINGS_SEARCH_OK_GOOGLE_LABEL},
       {"searchOkGoogleSubtextAlwaysOn",
        IDS_SETTINGS_SEARCH_OK_GOOGLE_SUBTEXT_ALWAYS_ON},
       {"searchOkGoogleSubtextNoHardware",
        IDS_SETTINGS_SEARCH_OK_GOOGLE_SUBTEXT_NO_HARDWARE},
       {"searchOkGoogleLearnMore", IDS_SETTINGS_SEARCH_OK_GOOGLE_LEARN_MORE},
       {"searchOkGoogleAudioHistoryLabel",
        IDS_SETTINGS_SEARCH_OK_GOOGLE_AUDIO_HISTORY_LABEL},
       {"searchOkGoogleAudioHistorySubtext",
        IDS_SETTINGS_SEARCH_OK_GOOGLE_AUDIO_HISTORY_SUBTEXT},
       {"searchOkGoogleRetrain", IDS_SETTINGS_SEARCH_OK_GOOGLE_RETRAIN},
       {"searchEnableGoogleNowLabel", IDS_SETTINGS_SEARCH_ENABLE_GOOGLE_NOW},
   };
   AddLocalizedStringsBulk(html_source, localized_strings,
                           arraysize(localized_strings));
   html_source->AddString("hotwordLearnMoreUrl",
                          chrome::kHotwordLearnMoreURL);
   html_source->AddString("manageAudioHistoryUrl",
                          chrome::kManageAudioHistoryURL);
+  base::string16 search_explanation_text = l10n_util::GetStringFUTF16(
+      IDS_SETTINGS_SEARCH_EXPLANATION,
+      base::ASCIIToUTF16(chrome::kOmniboxLearnMoreURL));
+  html_source->AddString("searchExplanation", search_explanation_text);
 }
 
 void AddSearchEnginesStrings(content::WebUIDataSource* html_source) {
   LocalizedString localized_strings[] = {
       {"searchEnginesPageTitle", IDS_SETTINGS_SEARCH_ENGINES},
       {"searchEnginesAddSearchEngine",
        IDS_SETTINGS_SEARCH_ENGINES_ADD_SEARCH_ENGINE},
       {"searchEnginesEditSearchEngine",
        IDS_SETTINGS_SEARCH_ENGINES_EDIT_SEARCH_ENGINE},
       {"searchEnginesNotValid", IDS_SETTINGS_SEARCH_ENGINES_NOT_VALID},
@@ skipping 431 matching lines @@
 
 #if defined(OS_CHROMEOS)
   chromeos::network_element::AddLocalizedStrings(html_source);
 #endif
   policy_indicator::AddLocalizedStrings(html_source);
 
   html_source->SetJsonPath(kLocalizedStringsFile);
 }
 
 }  // namespace settings