Re-land r93365 - add RefCountedString

chrome/browser/ui/webui/textfields_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/textfields_ui.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/memory/singleton.h"
@@ skipping 11 matching lines @@
 /**
  * TextfieldsUIHTMLSource implementation.
  */
 TextfieldsUIHTMLSource::TextfieldsUIHTMLSource()
     : DataSource(chrome::kChromeUITextfieldsHost, MessageLoop::current()) {
 }
 
 void TextfieldsUIHTMLSource::StartDataRequest(const std::string& path,
                                               bool is_incognito,
                                               int request_id) {
-  const std::string full_html = ResourceBundle::GetSharedInstance()
-      .GetRawDataResource(IDR_TEXTFIELDS_HTML).as_string();
-
-  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, ResourceBundle::GetSharedInstance()
+                           .LoadDataResourceBytes(IDR_TEXTFIELDS_HTML));
 }
 
 std::string TextfieldsUIHTMLSource::GetMimeType(
     const std::string& /* path */) const {
   return "text/html";
 }
 
 TextfieldsUIHTMLSource::~TextfieldsUIHTMLSource() {}
 
 /**
@@ skipping 17 matching lines @@
 TextfieldsUI::TextfieldsUI(TabContents* contents) : ChromeWebUI(contents) {
   TextfieldsDOMHandler* handler = new TextfieldsDOMHandler();
   AddMessageHandler(handler);
   handler->Attach(this);
 
   TextfieldsUIHTMLSource* html_source = new TextfieldsUIHTMLSource();
 
   // Set up the chrome://textfields/ source.
   contents->profile()->GetChromeURLDataManager()->AddDataSource(html_source);
 }