No default value in .cpp file
@@ -185,7 +185,7 @@ MessageType::MessageType::get(Id id)
return *it->second;
}
MessageType::MessageType(const vespalib::stringref & name, Id id,
- const MessageType* replyOf = 0)
+ const MessageType* replyOf)
: _name(name), _id(id), _reply(NULL), _replyOf(replyOf)
{
_codes[id] = this;
