original_string: public static function unmute_conversation(int $userid, int $conversationid) : void {
          global $DB;
  
          $DB->delete_records('message_conversation_actions',
              [
                  'userid' => $userid,
                  'conversationid' => $conversationid,
                  'action' => self::CONVERSATION_ACTION_MUTED
              ]
          );
      }
code: public static function unmute_conversation(int $userid, int $conversationid) : void {
          global $DB;
  
          $DB->delete_records('message_conversation_actions',
              [
                  'userid' => $userid,
                  'conversationid' => $conversationid,
                  'action' => self::CONVERSATION_ACTION_MUTED
              ]
          );
      }
code_tokens: public static function unmute_conversation ( int $ userid , int $ conversationid ) : void { global $ DB ; $ DB -> delete_records ( 'message_conversation_actions' , [ 'userid' => $ userid , 'conversationid' => $ conversationid , 'action' => self :: CONVERSATION_ACTION_MUTED ] ) ; }
docstring: Handles unmuting a conversation.
  
  @param int $userid The id of the user
  @param int $conversationid The id of the conversation
docstring_tokens: Handles unmuting a conversation .