Convert GetDisplayStringInLTRDirectionality from wstring to string16.

chrome/browser/custom_home_pages_table_model.cc

Index: chrome/browser/custom_home_pages_table_model.cc
diff --git a/chrome/browser/custom_home_pages_table_model.cc b/chrome/browser/custom_home_pages_table_model.cc
index e8f6b1bea4a36b66662f0c808b84fcace9f88627..32cb7802ea1489d50ad7fcaf157042cf105dee3e 100644
--- a/chrome/browser/custom_home_pages_table_model.cc
+++ b/chrome/browser/custom_home_pages_table_model.cc
@@ -209,7 +209,7 @@ CustomHomePagesTableModel::Entry*
 std::wstring CustomHomePagesTableModel::FormattedURL(int row) const {
   std::wstring languages =
       UTF8ToWide(profile_->GetPrefs()->GetString(prefs::kAcceptLanguages));
-  std::wstring url(net::FormatUrl(entries_[row].url, languages));
-  base::i18n::GetDisplayStringInLTRDirectionality(&url);
-  return url;
+  string16 url = WideToUTF16(net::FormatUrl(entries_[row].url, languages));
+  url = base::i18n::GetDisplayStringInLTRDirectionality(url);
+  return UTF16ToWide(url);
 }