RTCError
interface RTCError extends DOMException {
readonly errorDetail: RTCErrorDetailType;
readonly receivedAlert: number | null;
readonly sctpCauseCode: number | null;
readonly sdpLineNumber: number | null;
readonly sentAlert: number | null;
}var RTCError: {
prototype: RTCError;
new (init: RTCErrorInit, message?: string): RTCError;
};