Convert HtmlDialogUIDelegate::GetDialogTitle() to string16.

chrome/browser/ui/webui/certificate_viewer.cc

 // Copyright (c) 2011 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 "base/json/json_writer.h"
 #include "base/utf_string_conversions.h"
 #include "base/string_number_conversions.h"
 #include "chrome/browser/ui/webui/certificate_viewer.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 36 matching lines @@
     : cert_(cert) {
   // Construct the JSON string with a pointer to the stored certificate.
   DictionaryValue args;
   args.SetString("cert", PointerToHexString(cert_));
   base::JSONWriter::Write(&args, false, &json_args_);
 
   // Construct the dialog title from the certificate.
   net::X509Certificate::OSCertHandles cert_chain;
   x509_certificate_model::GetCertChainFromCert(cert_->os_cert_handle(),
       &cert_chain);
-  title_ = UTF16ToWide(l10n_util::GetStringFUTF16(
-      IDS_CERT_INFO_DIALOG_TITLE, UTF8ToUTF16(x509_certificate_model::GetTitle(
-          cert_chain.front()))));
+  title_ = l10n_util::GetStringFUTF16(IDS_CERT_INFO_DIALOG_TITLE,
+      UTF8ToUTF16(x509_certificate_model::GetTitle(cert_chain.front())));
 }
 
 bool CertificateViewerDialog::IsDialogModal() const {
   return false;
 }
 
-std::wstring CertificateViewerDialog::GetDialogTitle() const {
+string16 CertificateViewerDialog::GetDialogTitle() const {
   return title_;
 }
 
 GURL CertificateViewerDialog::GetDialogContentURL() const {
   return GURL(chrome::kChromeUICertificateViewerURL);
 }
 
 void CertificateViewerDialog::GetWebUIMessageHandlers(
     std::vector<WebUIMessageHandler*>* handlers) const {
 }
@@ skipping 17 matching lines @@
 }
 
 bool CertificateViewerDialog::ShouldShowDialogTitle() const {
   return true;
 }
 
 bool CertificateViewerDialog::HandleContextMenu(
     const ContextMenuParams& params) {
   return true;
 }