Re-land r93365 - add RefCountedString

chrome/browser/ui/webui/chromeos/keyboard_overlay_ui.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/ui/webui/chromeos/keyboard_overlay_ui.h"
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/input_method/input_method_manager.h"
@@ skipping 209 matching lines @@
   DictionaryValue localized_strings;
   for (size_t i = 0; i < arraysize(kI18nContentToMessage); ++i) {
     localized_strings.SetString(
         kI18nContentToMessage[i].i18n_content,
         l10n_util::GetStringUTF16(kI18nContentToMessage[i].message));
   }
 
   static const base::StringPiece keyboard_overlay_html(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_KEYBOARD_OVERLAY_HTML));
-  const std::string full_html = jstemplate_builder::GetI18nTemplateHtml(
+  std::string full_html = jstemplate_builder::GetI18nTemplateHtml(
       keyboard_overlay_html, &localized_strings);
 
-  scoped_refptr<RefCountedBytes> html_bytes(new RefCountedBytes);
-  html_bytes->data.resize(full_html.size());
-  std::copy(full_html.begin(), full_html.end(), html_bytes->data.begin());
-
-  SendResponse(request_id, html_bytes);
+  SendResponse(request_id, base::RefCountedString::TakeString(&full_html));
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 // KeyboardOverlayHandler
 //
 ////////////////////////////////////////////////////////////////////////////////
 KeyboardOverlayHandler::KeyboardOverlayHandler(Profile* profile)
     : profile_(profile) {
 }
@@ skipping 53 matching lines @@
 KeyboardOverlayUI::KeyboardOverlayUI(TabContents* contents)
     : HtmlDialogUI(contents) {
   KeyboardOverlayHandler* handler =
       new KeyboardOverlayHandler(contents->profile());
   AddMessageHandler((handler)->Attach(this));
   KeyboardOverlayUIHTMLSource* html_source = new KeyboardOverlayUIHTMLSource();
 
   // Set up the chrome://keyboardoverlay/ source.
   contents->profile()->GetChromeURLDataManager()->AddDataSource(html_source);
 }