Convert GetDisplayStringInLTRDirectionality from wstring to string16.

chrome/browser/search_engines/template_url_table_model.cc

Index: chrome/browser/search_engines/template_url_table_model.cc
diff --git a/chrome/browser/search_engines/template_url_table_model.cc b/chrome/browser/search_engines/template_url_table_model.cc
index 1192db07138cb0005e720aab2acae82a5a9e3d02..dede39956b74fa392aa8442347e3b6c121a5151a 100644
--- a/chrome/browser/search_engines/template_url_table_model.cc
+++ b/chrome/browser/search_engines/template_url_table_model.cc
@@ -191,9 +191,9 @@ std::wstring TemplateURLTableModel::GetText(int row, int col_id) {
 
     case IDS_SEARCH_ENGINES_EDITOR_KEYWORD_COLUMN: {
       // Keyword should be domain name. Force it to have LTR directionality.
-      std::wstring keyword(url.keyword());
-      base::i18n::GetDisplayStringInLTRDirectionality(&keyword);
-      return keyword;
+      string16 keyword = WideToUTF16(url.keyword());
+      keyword = base::i18n::GetDisplayStringInLTRDirectionality(keyword);
+      return UTF16ToWide(keyword);
     }
 
     default: