144   // Check that the description doesn't have any payload types or restrictions.  in ParseRidPayloadList()
149   if (!rid_description->restrictions.empty()) {  in ParseRidPayloadList()
150     return ParseError("Payload list must appear first in the restrictions.");  in ParseRidPayloadList()
279   const auto& restrictions = rid_description.restrictions;  in SerializeRidDescription()  local
295   // Serialize any restrictions in the description.  in SerializeRidDescription()
296   for (const auto& pair : restrictions) {  in SerializeRidDescription()
349     std::vector<std::string> restrictions;  in DeserializeRidDescription()  local
350     rtc::tokenize(tokens[2], kDelimiterSemicolonChar, &restrictions);  in DeserializeRidDescription()
353     if (restrictions.empty()) {  in DeserializeRidDescription()
357     // Parse the restrictions. The payload indicator (pt) can only appear first.  in DeserializeRidDescription()
358     for (const std::string& restriction : restrictions) {  in DeserializeRidDescription()
380       if (rid_description.restrictions.find(parts[0]) !=  in DeserializeRidDescription()
381           rid_description.restrictions.end()) {  in DeserializeRidDescription()
385       rid_description.restrictions[parts[0]] =  in DeserializeRidDescription()