Re-land r93365 - add RefCountedString

chrome/browser/ui/webui/sync_internals_html_source.cc

Index: chrome/browser/ui/webui/sync_internals_html_source.cc
diff --git a/chrome/browser/ui/webui/sync_internals_html_source.cc b/chrome/browser/ui/webui/sync_internals_html_source.cc
index c5c28090c2545d22bf0728d04b658f68f306fdd1..6e5333c585416237274fe35b86c0aecfa9e26aa6 100644
--- a/chrome/browser/ui/webui/sync_internals_html_source.cc
+++ b/chrome/browser/ui/webui/sync_internals_html_source.cc
@@ -4,8 +4,6 @@
 
 #include "chrome/browser/ui/webui/sync_internals_html_source.h"
 
-#include <algorithm>
-
 #include "base/memory/ref_counted.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/message_loop.h"
@@ -37,10 +35,7 @@ void SyncInternalsHTMLSource::StartDataRequest(const std::string& path,
   jstemplate_builder::AppendJsonHtml(&localized_strings, &html);
   jstemplate_builder::AppendI18nTemplateProcessHtml(&html);
 
-  scoped_refptr<RefCountedBytes> bytes(new RefCountedBytes());
-  bytes->data.resize(html.size());
-  std::copy(html.begin(), html.end(), bytes->data.begin());
-  SendResponse(request_id, bytes);
+  SendResponse(request_id, base::RefCountedString::TakeString(&html));
 }
 
 std::string SyncInternalsHTMLSource::GetMimeType(