sandesh cpp generator does not recognize the severity annotation

[yong sheng gong]

void t_cpp_generator::generate_sandesh_trace(ofstream& out,
                                             t_sandesh* tsandesh) {
    std::string creator_name = "trace_sandesh";
    indent(out) << "void " << tsandesh->get_name() << "::TraceMsg" <<
            generate_sandesh_no_static_const_string_function(tsandesh, true, false, true) <<
            " {" << endl;
    indent_up();
    out << indent() << "TraceSandeshType *trace = " <<
            "TraceSandeshType::GetInstance();" << endl;
    out << indent() << "if (trace != NULL && trace->IsTraceOn() && trace_buf->IsTraceOn()) {" << endl;
    indent_up();
    out << indent() << tsandesh->get_name() << " *" << creator_name << " = " <<
            "new " << tsandesh->get_name() <<
            generate_sandesh_no_static_const_string_function(tsandesh, false, false, false, false, true) <<
            ";" << endl;
    out << indent() << creator_name << "->set_category(trace_buf->Name());" << endl;
    /** We should add codes to set the log level according to sandish definition of the type
     for example:
    out << indent() << creator_name << "->set_level(SandeshLevel::SYS_DEBUG);" << endl;
**/
    out << indent() << "uint32_t seqnum(trace_buf->GetNextSeqNum());" << endl;
    out << indent() << creator_name << "->set_seqnum(seqnum);" << endl;
    out << indent() << "trace_buf->TraceWrite(" << creator_name << ");" << endl;
    out << indent() << "if ((IsLocalLoggingEnabled() && IsTracePrintEnabled()) || IsUnitTest()) " << creator_name << "->Log();" << endl;
    indent_down();
    out << indent() << "}" <<endl;
    indent_down();
    indent(out) <<
            "}" << endl << endl;
}

[yong sheng gong (gongysh)]

t_doc_generator::sandesh_level::type t_doc_generator::get_sandesh_level(
    t_sandesh* tsandesh) {
    string content = get_doc_member(tsandesh, "severity");
    if (content != "")
 return string_to_sandesh_level(content);
    return sandesh_level::INVALID;
}