Change NetLog::ParametersCallback to return a scoped_ptr.

net/http/http_server_properties_impl.cc

Index: net/http/http_server_properties_impl.cc
diff --git a/net/http/http_server_properties_impl.cc b/net/http/http_server_properties_impl.cc
index c42293ae54eeae48df4f1d3ba2220e9e7f375735..bbf30c8b2f31f330611d66199ee191fa77816568 100644
--- a/net/http/http_server_properties_impl.cc
+++ b/net/http/http_server_properties_impl.cc
@@ -412,10 +412,10 @@ base::Value* HttpServerPropertiesImpl::GetAlternativeServiceInfoAsValue()
       alternative_service_string.append(" (broken)");
     }
 
-    base::DictionaryValue* dict = new base::DictionaryValue();
+    scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
     dict->SetString("host_port_pair", host_port_pair.ToString());
     dict->SetString("alternative_service", alternative_service_string);
-    dict_list->Append(dict);
+    dict_list->Append(dict.Pass());
   }
   return dict_list;
 }