Re-land r93365 - add RefCountedString

chrome/browser/browser_signin.cc

Index: chrome/browser/browser_signin.cc
diff --git a/chrome/browser/browser_signin.cc b/chrome/browser/browser_signin.cc
index ec1a0fbd330fc63a5bc09c3b81fec607c528ae4b..8f4bbd61339d832f05fb71573f3650ddd6d5771d 100644
--- a/chrome/browser/browser_signin.cc
+++ b/chrome/browser/browser_signin.cc
@@ -4,7 +4,6 @@
 
 #include "chrome/browser/browser_signin.h"
 
-#include <algorithm>
 #include <string>
 #include <vector>
 
@@ -68,10 +67,7 @@ void BrowserSigninResourcesSource::StartDataRequest(const std::string& path,
     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,