Re-land r93365 - add RefCountedString

chrome/browser/browser_signin.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 "chrome/browser/browser_signin.h"
 
-#include <algorithm>
 #include <string>
 #include <vector>
 
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/memory/singleton.h"
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/values.h"
 #include "chrome/browser/prefs/pref_service.h"
@@ skipping 43 matching lines @@
   std::string response;
   if (path == kSigninPath) {
     const base::StringPiece html(
         ResourceBundle::GetSharedInstance().GetRawDataResource(
             IDR_SIGNIN_HTML));
     DictionaryValue dict;
     SetFontAndTextDirection(&dict);
     response = jstemplate_builder::GetI18nTemplateHtml(html, &dict);
   }
 
-  scoped_refptr<RefCountedBytes> html_bytes(new RefCountedBytes);
-  html_bytes->data.resize(response.size());
-  std::copy(response.begin(), response.end(), html_bytes->data.begin());
-  SendResponse(request_id, html_bytes);
+  SendResponse(request_id, base::RefCountedString::TakeString(&response));
 }
 
 class BrowserSigninHtml : public HtmlDialogUIDelegate,
                           public WebUIMessageHandler {
  public:
   BrowserSigninHtml(BrowserSignin* signin,
                     const string16& suggested_email,
                     const string16& login_message);
   virtual ~BrowserSigninHtml() {}
 
@@ skipping 243 matching lines @@
 
 void BrowserSignin::ShowSigninTabModal(TabContents* tab_contents) {
 //  TODO(johnnyg): Need a linux views implementation for ConstrainedHtmlDialog.
 #if defined(OS_WIN) || defined(OS_CHROMEOS) || !defined(TOOLKIT_VIEWS)
   html_dialog_ui_delegate_ = CreateHtmlDialogUI();
   ConstrainedHtmlUI::CreateConstrainedHtmlDialog(profile_,
                                                  html_dialog_ui_delegate_,
                                                  tab_contents);
 #endif
 }