send method
Send a binary message to the platform plugins on the given channel.
Returns a Future which completes to the received response, undecoded, in binary form.
Implementation
@override
Future<ByteData?>? send(String channel, ByteData? message) async {
final ChannelInfo? info = saveMessage(channel, message, true);
if (info == null) {
return origin.send(channel, message);
}
final ByteData? result = await origin.send(channel, message);
resolveResult(info, result);
return result;
}