Convert implicit scoped_refptr constructor calls to explicit ones, part 1

chrome/browser/dom_ui/new_tab_ui.cc

Index: chrome/browser/dom_ui/new_tab_ui.cc
diff --git a/chrome/browser/dom_ui/new_tab_ui.cc b/chrome/browser/dom_ui/new_tab_ui.cc
index b7471b7c598ea53d502a65adc2d46b3302c1a15f..a6621026a946daaeab375912be7b9a32f3450b7f 100644
--- a/chrome/browser/dom_ui/new_tab_ui.cc
+++ b/chrome/browser/dom_ui/new_tab_ui.cc
@@ -627,8 +627,8 @@ void NewTabUI::NewTabHTMLSource::StartDataRequest(const std::string& path,
     return;
   }
 
-  scoped_refptr<RefCountedBytes> html_bytes =
-      profile_->GetNTPResourceCache()->GetNewTabHTML(is_off_the_record);
+  scoped_refptr<RefCountedBytes> html_bytes(
+      profile_->GetNTPResourceCache()->GetNewTabHTML(is_off_the_record));
 
   SendResponse(request_id, html_bytes);
 }