ws_watcher = ValueWatcher[Connection | None](None)
Alison Francis,Senior Science Journalist
，这一点在Line官方版本下载中也有详细论述
would keep it for a version or two, to smooth out the effects of a
@field:WireField(tag = 2,adapter = "com.squareup.wire.ProtoAdapter#STRING",label = WireField.Label.OMIT_IDENTITY,schemaIndex = 1,)